Introduction
ChainSafe is a leading blockchain research and development firm specializing in infrastructure solutions for the decentralized web. Alongside its contributions to significant ecosystems such as Ethereum, Polkadot, Filecoin, Mina, and more, ChainSafe creates solutions for developers and teams across the web3 space utilizing our expertise in bridging, gaming, NFTs, and decentralized storage. As part of the mission to build innovative products for users and better tooling for developers, ChainSafe embodies an open-source and community-oriented ethos.
To learn more about ChainSafe, look at our Discord, GitHub, and website.
Here’s what you need to know before reading on:
Our progressive tech stack includes Go, Rust, and TypeScript We spearhead ecosystem projects like Lodestar, Web3.js, Forest, Mina-rs, and Gossamer We are global, remote-friendly, and open to contractors You’ll form part of the Sygma Engineering team, our bridging protocol At Sygma we believe that cross-chain interoperability is the fundamental enabler for the next wave of growth in the blockchain industry. Sygma will empower builders to create streamlined experiences where users are not confined to one ecosystem. By enabling elaborate cross-chain functionality and putting most of the steps under the hood, Sygma will enable smooth, web2-like user experiences. For more information about Sygma please visit buildwithsygma.com
At ChainSafe, you’ll be part of a team that believes in the community's vital importance and contributes to advancing humanity with open-source and decentralized technology.
About the role
As our Senior BlockOps engineer for Sygma, our cross-chain interoperability protocol, you will play a vital role in our dedicated BlockOps team, defining and implementing best-practice strategies and guides to manage and optimize our infrastructure.
The BlockOps team supports the critical systems, services, and tooling at the foundation of Sygma’s mission, to abstract away all the complexities of cross-chain interoperability to enable users to ‘deposit from anywhere’. We enable Sygma’s engineers to design, develop, and operate services quickly, safely, securely, and reliably. BlockOps teams build and maintain the platforms critical to the existence of Sygma.
Your expertise will undoubtedly contribute to the sophistication of blockchain applications and redefine the boundaries of what's possible within this emerging technological sphere. All work across Sygma will be open-source, ensuring expansive opportunities for deep contribution and collaborative efforts across various web3 blockchains and ecosystems.
Responsibilities
What you will be doing
Ensure reliable operation of the company’s distributed Relayer nodes operations across various blockchain networks (EVM, Substrate, Cosmos SDK) while adhering to internal SLAs and committed KPIs Design and implement procedures related to Sygma’s Relayer node operations (deployment and upgrade, incident response, and key management) Build monitoring and observability for various Sygma services including a distributed set of relayers and various blockchain full nodes. Provide training and guidance for other members of the infrastructure team, ensuring round-the-clock node operation and incident response. Document and communicate technical details via open-source documentation Collaborate with various internal teams and the wider community to build, expand, and scale Sygma’s architecture, by tapping into new trends and opportunities highlighted by internal data, blockchain research, and the wider blockchain ecosystem Requirements Solid dev. experience with Golang Experience working with AWS services Demonstrable experience with modern Infrastructure as Code (IaC) tools (Terraform, Helm, Ansible, etc), automating deployment, and best CI/CD practices and tools. Experience with monitoring and alerting tools (DataDog, Grafana, Prometheus, etc.) Experience implementing distributed tracing, monitoring, and logging systems using OpenTelemetry Protocol Experience building and participating in incident response systems (PagerDuty, etc) and handling the emergency response to production environment failures. In-depth knowledge of distributed systems and blockchain technology. Excellent communication skills with the ability to document and convey technical details clearly Ability to work autonomously as well as with the wider team As a plus: TypeScript, Solidity, or Rust is a big plus Experience with specifying, procuring, and setting up infrastructures for Blockchain validator nodes, and managing them across several blockchain networks. Experience automating network deployment and testing of SmartContracts with various tools (Truffle, HardHat, Foundry, Anvil) Understanding at least two of the following domains - Web Security, Web3 Security, Cloud Security, Systems Security, and Applied Cryptography. Hiring Steps Selected candidates will be invited to a 30–to–45–minute screening call with one of our tech recruiters Next, candidates will be invited to a 60-minute values interview with one of our team members Technical 60-minute interview with one of our engineers. Then, candidates will be asked to complete a technical task in under 10-15 hours. Your time and expertise demonstrated in the work test challenge will be compensated upon completion. Your time and expertise demonstrated in the work test challenge will be compensated After the completion of the test assignment call with Engineering team to discuss the results, for 60 minutes. Lastly, candidates will be invited to a 60-minute interview with the hiring team members
Why Join ChainSafe
Founded by developers for developers, ChainSafe is a remote-first company with an international team. We continue to provide opportunities for personal and professional growth, value autonomy and responsibility, have a results-driven environment, and offer flexible work hours.
We care deeply about our values and look for these attributes in every new team member. In addition, we recognize the benefits of cultivating a diverse team and aspire to embed respect for all people into our culture. We encourage women, the LGBTQIA+ community, people of colour, and members of any other group underrepresented in the blockchain space (or tech in general) to apply.
How to Apply
Please fill out the Greenhouse application form below and ensure that you attach your resume and link your Github/Gitlab profile or any software project you have contributed to (if applicable).
This job posting is no longer available
ChainSafe Systems is a blockchain R&D firm on a mission to realize the potential of Web3 infrastructure through sustainable, open-source development. Our vision is to create a world with organizations that empower people to build and innovate through blockchain agnostic tools and other distributed technologies.
We are global leaders in the industry, unique in our work across multiple blockchain ecosystems, and currently are pioneering technology and infrastructure related to Ethereum,, Polkadot and Filecoin. We are actively pursuing the development of our own product suite, having recently released Files and Storage, which allows users to upload and store files on IPFS and Filecoin with the goal of furthering development to provide a decentralized alternative to cloud storage.
ChainSafe is a unique company in a unique space, growing quickly and building a global reputation in this nascent space. Beyond offering experience across every major blockchain space to our team, we provide an open, inclusive, and supportive environment where we help folks reach their full potential as a human and as a professional.
Here’s what you might want to know before reading on:
Culture fit and alignment to our core values are extremely important to us. We are fueled by an immense intellectual curiosity of what technology can do and the impact it can have. You will thrive here if you are intensely driven by tackling technical challenges that no one else has solved yet and are inspired by the possibility of building the next generation of web infrastructure and decentralized systems.
Responsibilities
Required Skills
Bonus Skills
We strongly encourage you to apply even if you don’t fit all the requirements. You don’t have to match all the listed requirements exactly to be considered for this role.
Hiring Steps
Candidates for this position can expect the hiring process at Chainsafe to follow the order below. Please keep in mind that candidates can be declined from the position at any stage of the process.
We welcome your fresh perspectives and ideas
At ChainSafe, diversity and inclusion are more than a statement; equality and accessibility are guiding principles embedded in who we are - and why we do what we do. We recognize the benefits of a diverse team and aspire to embed respect for all people into our culture, values, and day-to-day practices. We encourage women, LGBTQIA+ people, people of colour, and members of any other group underrepresented in the blockchain space (or tech in general) to apply.
ChainSafe is a remote-first company with an international team. We offer opportunities for personal and professional learning and growth, value autonomy and responsibility, and have a results-driven environment, flexible work hours and time-off policy, as well as competitive salary.
Salary will be determined through the interview process after a review of experience, knowledge, skills, abilities, equity, and location, as well as alignment with market data. The estimated salary range for this position is $84K - $120K USD.
To apply for this position, please fill out the linked application form and please attach your CV/resume as well as a link to your Github/Gitlab profile or some other software project you h
This job posting is no longer available
Backend Systems Engineer
At CommentSold we are building multiple complex systems to support our core e-commerce and mobile technology stacks, we have systems doing video transcoding, push and SMS messaging, mobile build pipelines and a few other interesting problems.
We're looking for an experienced backend systems engineer with a strong general software engineering skillset to help build and grow our new systems development. In this role you’ll be driving forward our new backend systems, helping designing and maintaining our existing systems.
Right now the majority of our backend systems which live outside our main web stack are written in Go and/or built on AWS technologies like ECS and beanstalkd. If you have experience with and interest in helping solve some interesting problems where scaling is a real factor this might be the right role for you.
NOTE: At this time, we are only considering candidates located in the USA.
In this role, you will
If you’re right for this role, you
We are a remote focused team so the majority of your time will be remote. We also provide remote specific benefits: * Coworking space reimbursement budget * Home internet reimbursement budget
Base salary plus annual bonus
This job posting is no longer available
Swish is a world-class development studio whose teams have delivered products for Google, Microsoft, Kik, Nasdaq, Factset, and other major enterprises. The blockchain engineering team at Swish is looking for talented distributed systems engineers to optimize protocol transaction throughput and network reliability for blockchains in development.
Our mission is to bring the promise of a decentralized blockchain-based future to reality for clients.
As a systems engineer, you will work with our blockchain developers, protocol researchers and clients to implement and improve on a byzantine fault tolerant blockchain architecture based on the Tendermint consensus layer, by increasing the throughput, reliability and stability of the network. This role is ideal for engineers who have experience optimizing performance and robustness of distributed systems, and are excited to be working on the cutting edge of high-performance blockchain protocol development.
You might have experience as an Unix/Linux distributed systems engineer optimizing performance and reliability for large-scale cloud servers, and be relatively new to blockchain and distributed consensus protocols. Or you might be a blockchain engineer who is very familiar with distributed consensus protocols like delegated proof-of-stake, and newer to working on low-level performance optimizations. Experience with Tendermint is a huge plus. Either way, you are a great detective and passionate about pushing the performance of your infrastructure to its limits, without compromising on safety or stability.
We are also looking for: Strong communication skills. Experience with performance and load testing.
You should be motivated by a desire to solve the most important problems, obtain unprecedented results, and push your methods to their maximal performance.
Responsibilities * Optimize Tendermint consensus protocol codebase for speed, reliability and performance, including making PRs as needed to the OSS Tendermint project * Troubleshoot reliability issues of distributed systems, e. g. connection losses between Tendermint nodes under heavy load * Monitor the infrastructure and blockchain performance to identify issues * Measure and improve server response times in different conditions and environments * Guide protocol design decisions
Requirements * 1+ years experience with Golang, C or C++ * 4+ years of experience in a systems engineering role * Deep experience with networking and concurrent computing * Deep experience with Unix/Linux systems * Experience with AWS/GCP * Comfortable operating in dynamic environments
Bonus Points * Background in networking or distributed systems * Familiarity with Cosmos / Tendermint * Proficiency in protocol-level blockchain development * Contribution to open source software * Degree in STEM field, especially software engineering or computer science related. * Experience in small startup environments helping large enterprises. * Experience with a distributed team
About Swish
Launched in February 2013, Swish is a fast-growing business with an innovative working culture and teams spanned across the world with teams in Toronto, San Francisco, Berlin, Auckland, Bruxelles, Medellin, and more.
We create products for successful business using cutting-edge technologies: Blockchain, Machine Learning, and Apps Dev. Working with Swish puts you in contact with prestigious brands, wherever your base is. We are a 100% remote-work company because we believe it is everyone’s choice to live and work the way they prefer.
Work is organized in sprints - 2 weeks periods to which, as a member of our talent community, you choose to commit. You always have the choice to accept or decline a sprint, or take-on multiple sprints simultaneously.
We let members choose what suits them best depending on their current situation: family, travel, studies, finance. We know life is not linear and we respect the humans behind the screens.
Our work ethic relies on six core values: Transparency, Directness, Meritocracy, Autonomy, Responsibility, Continuous Learning.
Ensuring a diverse and inclusive workplace where we learn from each other is core to our values. We welcome people of different backgrounds, experiences, abilities, and perspectives. We are an equal opportunity employer and a fun place to work.
Join the future of work today.
This job posting is no longer available
🐲Quantum Metric
We are obsessed with helping businesses deliver better digital products and experiences for their customers. Quantum Metric is paving the way for Continuous Product Design, a brand new methodology that is helping enterprises embrace digital transformation. Major enterprises across industries ranging from quick service restaurants to airlines and everything in between are reaping the benefits. The result: Teams agree on priorities, build products customers love, and innovate with speed and confidence.
😎Our Culture
Our number one goal at QM is happy people, happy culture. We offer numerous committees and resource groups, including the Women’s Resource Group, Parent’s ERG, and our DEI committee, to name a few. We bring the culture of a small knit startup to a rapidly expanding company, which has tripled its size in just 2 years. Our executives and managers come from an impressive range of backgrounds and are passionate about enabling their team to find their passion. Many of our employees work remotely, though we also have satellite offices in Chicago, Denver, and Colorado Springs.
🚀 Who are we?
Quantum Metric helps organizations build better digital products faster. Our platform for Continuous Product Design gives business and technical teams a single version of truth that’s fast, quantified, and grounded on what customers actually experience. The result: Teams agree on priorities, build products customers love, and innovate with speed and confidence.
🔧 What will you do?
The Platform Services team is responsible for creating and managing the platforms that power our products. For us, that means providing our teams with reliable, resilient, and performant data ingestion / data access systems. We ingest massive amounts of data, process it, and make it available for further use as quickly as possible. As a member of our team, you will have an opportunity to work on all aspects of these systems, typically using a combination of Go, Kubernetes, and hosted Google Cloud Services for your daily tasks.
While you'll occasionally work on the APIs and data pipelines that power our user-facing systems, you'll spend most of your time building the platforms that make the API and data pipeline work possible for other teams without our direct involvement. You'll work regularly with operations and other platform teams to continually enhance the stability of our systems, and you'll also work alongside our feature and data science teams to enhance our service offerings.
🐉 Who are you?
You love developing software and your passion for building with code is palpable. You love spending time creating efficient, performant, and reliable data processing systems. You are particularly fond of building and using distributed systems to solve problems at scale. You love building applications and tooling on top of Go and Kubernetes, and you are familiar with how to make your applications observable for production operations.
While you’re a developer with a passion for writing good code, you also enjoy brainstorming sessions with your peers and product owners to discover the best solution to a problem. You see the importance of providing input and considering the points-of-view of those around you. At the end of the day, you enjoy being part of a healthy team culture that practices mutual respect.
🏆 Perks and Benefits
This will be the best group that you ever work with! We support one another through challenges and win as a team. Your hard work will be well rewarded. Most importantly, you'll be strapped to a technology rocket ship bound for greatness! Your success at Quantum Metric will be a milestone in your career.
About Quantum Metric
As the pioneer in Continuous Product Design, Quantum Metric helps organizations put customers at the heart of everything they do. The Quantum Metric platform empowers a customer-centric culture, using quantified empathy to align business and technical teams to effectively prioritize customers needs based on business impact.
Today, Quantum Metric captures insights from 20 percent of the world’s internet users, supporting nationally recognized brands in ecommerce and retail, travel, financial services and telecommunications. 6 of our customers come from the top 25 Fortune 500 Companies. Our customer retention rate is 97%.
In January of 2021, Quantum Metric secured its place as the first tech unicorn of the year with an above $1 billion valuation and a $200 million Series B funding round, and we are using those funds to accelerate our product and people growth. Quantum Metric has been recognized as an excellent place to work by the Inc 5000 and the Deloitte 500.
If your background matches the above role and you’re interested in joining a team of people with exceptional potential from diverse backgrounds, perspectives, and life experiences, we want to hear from you.
As an early software engineer on the engineering team, you'll work in a small team with a large impact. The team is responsible for building and maintaining multi-tenant pipelines and a variety of user-facing APIs which act as the backbone of the architecture. This requires a team that, as a whole, is capable of writing high performance and ultra-reliable code that is processing data from internal and external tools.
Some of the specific things you will do:
Molequle is designed to be one highly performant platform to collect, store and unify data from a variety of systems. It changes the fabric of organizations by helping them to bond their atomic data. Our customers can write their own integrations or utilize a range of integrations to existing systems.
Powerful and highly interactive user interfaces show data and also allow organizations to interact with other systems.
We're looking for talented engineers who are passionate about building world-class experiences and are offering:
Let us create and form Molec(q)ules together.
Onemedia Consulting is a young start-up company located in the East of Munich that is focused on Marketing Technology Consulting, enabling our customers in the area of Marketing Strategy, Marketing-Operations, and Marketing-Analytics & Optimization.
As a certified Marketo partner, — a leading CRM Lead Management solution — we are specialized in supporting our clients in the implementation process of marketing automation systems and lead management solutions.
In meeting our clients’ requirements, we offer them a flexible model of collaboration, either as an integral part of their team, as a specialist for a certain time or selective as required. Our clients come from different industries: Healthcare, Automotive, Manufacturing, etc. We do not believe in the traditional agency model but rather hand on our knowledge to our customers in a collaborative way. The past has shown the success of our model, accompanying well-known companies such as Carl Zeiss, Konica Minolta, or A1 Digital in their Lead Management process.
About us
Futurae is a Swiss Cybersecurity company enabling users seamlessly authenticate to online, mobile, and smart home device applications. Security and Usability are at the heart of Futurae customer-centric innovations, and what we do, every day. Join our young, international, and fast-paced team with experienced industry leaders hard at work shaping the future of online authentication and transaction signing by solving some of its toughest challenges and at the same time creating outstanding user experiences. Futurae operates in financial services and insurances with increasing exposure in other industries. Visit our website at www.futurae.com to learn more about our solutions and team.
What you'll do
Our product stack comprises of a number of different systems, from backend APIs to web components, SDKs and plugins. As a Software Engineer in our company, you will be working closely with our engineers as well as other internal teams in order to design, build and maintain the technologies and systems that comprise our platform, enabling its expansion and scale. At the same time, you will be also collaborating with our customers, helping them integrate our systems and APIs. In more detail, your responsibilities include:
Desirable skills and experience
You are comfortable making technical decisions and maintaining backend infrastructure and code, using modern technologies and best practices. You are willing to have ownership of what you build and you’d rather ship than over-engineer. You have good communication and collaboration skills and wish to work in a team with talented peers, teaming up to tackle new projects. You want to be a part of building something you can be proud of.
Bonus points
What we offer
Sounds like something you’d like to be a part of? We’d love to hear from you!
This job posting is no longer available
Here at BitMED we appreciate transparency and creativity. So, let’s try something new. We would like to give you the opportunity to learn more about this role the same way we would get to know you. An application!
We’ll go first…
Why is this position crucial to BitMED?
Our lean team is ready to grow! We are rapidly onboarding 22M members to our platform and that number is growing every day. Our Systems Software Engineer will be responsible for defining and implementing our software standards as they integrate between frontend, backend, data storage, infrastructure and other core system components. By joining our small team, they will be an integral contributor in developing our engineering culture. This person will be a key enabler for lean integration, faster innovation, rapid development, streamlined communication and improved collaboration.
Why does this person want to work at BitMED?
They are excited about bringing blockchain technology to the healthcare community at scale. Joining BitMED is a strategic and advantageous career move for them as they will play a crucial role as a contributor to bringing a global, no-cost healthcare solution to market. They visualize the impact they’ll have in this role and are prepared to offer their expertise towards building a successful new platform that will change the way the world views healthcare.
What will this person do on a day-to-day basis?
The Systems Software Engineer will be responsible for designing and implementing software for a variety of scalable, reliable, and secure distributed computing systems (e.g. blockchain). They will design, implement, and debug core components of internal distributed computing services. They will research and implement key technologies (e.g. blockchain), architectures, and standards. They will work with other engineering teams to ensure that services meet scalability, availability, security, and performance goals.
What is this person expected to accomplish within their first 90 days?
This person will assess the status of our current system software and build upon them. They will work with various members of the engineering team to define and implement API standards. During their first 90 days, our Systems Software Engineer will design and implement Protocol APIs for BitMED’s core services and work with various internal and external technical teams on the adoption. By the end of their first 90 days, we expect this person to draft the Protocol API documentation geared towards open-sourcing the API.
What qualities should this person have?
BitMED is looking for a person with the willingness to learn and the ability to contribute right off the bat. They can balance timeliness and business priorities with technical feasibility. They are adamant about solving problems and are a reliable resource for insight and assessment of technical issues. They are able to speak openly and humbly about their failures and mistakes, clearly articulating what happened and how it was addressed. They are passionate about learning, executing and leading by example. They are an open source enthusiast and a best in class developer with a desire to gain knowledge in an emerging market. They are able to think through and anticipate how hackers and others may attempt to subvert or misuse applications.
What experience should this person have?
What technical skills MUST this person have?
What skills would we like this person to have?
Your turn!
Brankas is a cutting-edge provider of consumer and enterprise focused financial management software and systems. Brankas’ backend service-oriented architecture is entirely written in Go, and deployed on cloud-based systems (GCP, AWS), making heavy use of third-party systems and APIs.
Brankas is looking for a strong developer generalist with previous experience building production quality systems in Go. Candidates should have a strong desire to work in a fast moving, but rigorous development environment, with focus on pushing high quality, production grade, and secure code. Candidates should be familiar with service-oriented architectures / “microservices” and have strong working knowledge of systems architecture and design.
In this position, you will work directly, hands-on with the CTO and will have the opportunity to make a direct and meaningful impact on the future technology of a fast growing tech company and platform.
This job posting is no longer available
Our mission is to give every person on the planet fast and affordable internet. We remove traditional internet infrastructure costs by developing technology which allows any device to be used as a cloud server. Using this tech, we will build a global distributed cloud platform. We are working at the forefront of distributed systems, peer-to-peer networking, and cloud systems.
Flare’s first product is a peer-to-peer CDN, designed to be faster and cheaper than incumbents. We are looking for someone to help us tackle the scalability challenges around our product. You will help us design and build out our caching, messaging, and routing systems to work across millions of nodes. You will have significant input and control over the architecture of these systems, to help us ensure that they are scalable, reliable, and fast.
We raised a £1.1m seed round earlier this year, and are backed by some of the original investors of Protocol Labs, Transferwise, and Zoopla. We have already partnered with industry heavyweights like the Guardian Media Group (one of the largest media platforms in the world), and our advisory board includes the ex-CEO of BitTorrent, ex-CTO of Shazam, and one of Akamai’s founding architects.
You will be a core team member in a fast-moving startup, working alongside talented engineers to build and ship a product that will be used by millions. You will be one of the first employees at Flare, and you will have direct input over the architecture and design of Flare’s systems. It is an unparalleled opportunity to grow and learn in a startup environment, and have direct impact on Flare’s direction.
We are looking for someone who has built and deployed performant and distributed systems at scale (preferably in Golang). We expect that you have experience working with the major cloud providers (AWS/GCP), ideally in high-load systems. You should be familiar with CDN architectures (caches, origin servers, proxies, etc), the networking stack, and the infrastructure of the internet.