Job Description

About Swarm

Swarm is a system of peer-to-peer networked nodes that create a decentralised storage and communication service. The system is economically self-sustaining due to a built-in incentive system enforced through smart contracts on the Ethereum blockchain.

Swarm aspires to shape the future towards a self-sovereign global society and permissionless open markets. On Swarm, applications can run autonomously yet securely in a planetary-scale deployment and execution environment.

Bee is a Swarm client implemented in Go. It’s the basic building block for Swarm Network. Bee provides low level constructs for file storage, feeds, key-value stores and untraceable communication.

The Swarm Bee team strives to keep things clear and simple, making reasoning and discussions efficient. In a broader sense, this applies to everything we do.

Solid, well-tested code is delivered in an agile manner.

Key technologies are Go, libp2p, protobuf, leveldb, and go-ethereum, as well as various cryptographic libraries.

Your role

• Development of the reference Swarm implementation in Go aka Bee
• Bringing code up to spec
• Delivering well-tested code
• Conducting thorough code reviews to your peers

Your profile

• You like to work remotely
• You are available in CET timezone
• You manage your own time effectively and respect time constraints
• You like to use your initiative
• You don’t need to google SOLID principles
• You can express yourself fluently in English, both verbally and in writing

We appreciate

• A passionate open-source contributor
• Experience with libp2p
• Good grasp of distributed systems
• Acquaintance with cryptographic concepts
• Knowledge of Kubernetes, Grafana, Jaeger and OpenTracing

Swarm offers

• Competitive compensation
• An open, flat and transparent work environment
• The opportunity to be part of a diverse and ambitious remote team
• Regular team gatherings and other activities
• Flexible working hours and remote work

Job Description

FingerprintJS is a fully remote company with a strong open-source culture. We work on turning radical new ideas in the fraud detection space into reality. Our products are developer-focused and our clients range from freelancers to publicly traded companies.

Our team is small, ambitious and globally distributed (from Argentina to Russia). We’re both very technical and very friendly.

We’re looking for an experienced engineer to help us build a high accuracy online fraud prevention service. Someone who has experience building fast systems and APIs.

It’s a research-heavy, low-level position for an inquisitive mind.

What we’re looking for 👀 :

• * Good understanding of networking protocols.
• Experience building scalable infrastructure on AWS.
• Excellent understanding of Internet security & privacy mechanisms.
• Proven experience of API architecture and implementation.
• Fluent English.
• Don’t be afraid to apply even if you’re missing a few bullet points in there!

Ideally we would love to have someone who also has:

• Historical record of open-source contributions.
• Security / Cryptography background.
• Rust experience.

Our stack:

• AWS (Lambda, Elastic Beanstalk, RDS, DynamoDB).
• PostgreSQL.
• Docker.

What we offer:

• Small team, lean hierarchy and no politics.
• Budget for learning. We want you to grow with us, so we offer a $600 yearly budget that you can spend to learn new stuff (books, conferences, subscriptions, etc.).
• Freedom to grow and experiment. Work on open-source projects and try new things and ideas.
• Ability to influence the product development and quickly grow within the company.
• Stock options.
• We highly encourage people from underrepresented groups in tech to apply.

To apply, send your CV with your GitHub profile and an answer to the below questions to work@fingerprintjs.com

• How have you contributed to open-source?
• How would you represent a mathematical vector in Golang? Please provide a basic implementation that supports core operations (cross product, dot product etc).

We encourage people without degrees to apply: we believe that what you’ve worked on and achieved is way more important than on-paper qualifications.

Job Description

We Are…

Shogun, and we're on a mission to help people create the best eCommerce experiences in the world.

We were in the Winter 2018 batch of Y-Combinator, we just raised a Series A investment, we have over 10,000 active paying clients, and we're preparing to launch a new product in 2020 (you can read more in Tech Crunch).

Our teams are fully distributed and global (check out our team page)! We have no office, so we are looking for team members that are comfortable with and motivated by the opportunity to work remotely.

You Are...

A Software Engineer that specializes in Go and brings in a deep understanding of design patterns and data structures.

In This Role You Will...

• Build robust and scalable software using Go
• Participate in architectural design discussions and planning sessions
• Solve technical problems of high scope and complexity
• Help define and improve internal coding standards
• Collaborate with Product Manager and other Engineering stakeholders

Requirements

• Strong proficiency and working experience (3+ years) in Go
• Experienced in working on a medium-to-large monolithic codebase. You have done more than a simple microservice
• Comfortable working in highly agile, iterative software development process
• Strong background in PostgreSQL
• Working experience in GraphQL
• Good hands-on knowledge of CI/CD tools
• Proficiency in the English language, both written and verbal, sufficient for success in a remote and largely asynchronous work environment
• Self-managing, both in motivation and learning
• Work in line with our values

Nice-to-Have

• Experience with Fastly or VCL
• Knowledge in Ruby, React, PWA
• Experience with task queueing systems (preferably Faktory)
• Experience in Google Cloud Platform
• Experience working with a remote and asynchronous team

We Offer

• A competitive salary
• Benefits (vary by location)
• An environment that cares highly about the quality of the code and good practices. We’ve suffered enough without them!
• A fully remote work environment - our team is global and has been remote from the very start!
• Occasionally, we hire on a full time contractor basis to begin with. Team members enjoy the same opportunities for great compensation, full time positions, and consideration, regardless of location.

Our Values

• Work in the open: Operate with high integrity and choose what's right over what's easy. Be transparent as a company and with each other.
• People are People: Treat yourself, colleagues, and customers with dignity, empathy, and respect. Start from a presumption of positive intent.
• Win and grow together: Strive to be the best, individually and as a team. Support and encourage each other. Seek opportunities for growth.

Shogun supports workplace diversity and does not discriminate on the basis of race, color, religion, gender identity/expression, national origin, age, military service eligibility, veteran status, sexual orientation, marital status, physical or mental disability, or any other protected class

Application form questions

1. Github/Gitlab profile URL
2. Your Shopify development store URL (Try to use Shogun to get a feel for the product)
3. Source code of something you built and that proud of. It can be a repo, a gist, or a zip file (Please don't paste code here)
4. What is the GO best practice or paradigm that you disagree with? Why?
5. Where did you hear about us?
6. In what country would you be working from?

Job Description

WHO WE ARE

We’re a tech-first scale-up regarded as one of the hottest payments fintechs in London. Founded in 2016, our cloud-native payments platform is used by over 25 of the most exciting and disruptive banks and fintechs in the world including N26, Holvi, Viva, Tandem and Ebury.

WHAT IT'S LIKE TO WORK HERE

Building greatness in a disruptive era requires strong ambition, talent, curiosity, diversity of thought and a belief that we’re better together. We want our employees to grow whilst with us so we’ve created an environment that encourages everyone to learn, challenge each other and create extraordinary experiences for themselves, their colleagues and our customers. We are continually on the lookout for talented people from all backgrounds that can further contribute to this amazing culture.

OUR TECHNICAL ENVIRONMENT

Our Engineering Team consists of over sixty five Senior Software Developers that are responsible for the end-to-end ownership of our platform, from architecture through to infrastructure. Individually they are all exceptional at what they do, but by working collaboratively within a team, consistently applying best-practice and automating absolutely everything they are able to build world-class software for our customers.

We don’t mind whereabouts our Developers are based as we are happy for our team to work from anywhere in the UK or EU, with most of them choosing to work remotely most of the time. That being said, we do also have London and Amsterdam offices, so should they ever wish to work from these, they are most welcome.

THE TOOLS WE USE

It’s very much a “best tool for the job” mentality at Form3 and our tech-stack is continually evolving but to give you a flavour of what we’re currently working with here are some of the tools we use;

Languages: Go (and some Java, Python, Ruby)

Tools: Kubernetes, Terraform, Docker, Vault, Consul, Linkerd, AWS: SQS, SNS, EC2, RDS

Methodologies: Agile, Scrum, Kanban, TDD, BDD, Pair-Programming

THE SKILLS WE'RE LOOKING FOR

Whilst experience of the above technologies would be nice, it is by no means essential. We are looking to speak with well-rounded, Senior Software Developers who have a breadth of experience across a variety of programming languages, have an understanding of distributed systems and cloud computing alongside an appreciation of automation and the DevOps culture. Candidates should also value the importance of code quality and software development best-practice, whilst being passionate about technology and enjoy working collaboratively within a team.

Interview Process

Our hiring process varies depending on the role and the candidate, but this should give you an idea of the steps you should expect to follow:

Phone screen with our Talent Team (30-45 minutes)

Take home assignment written in Go (approx 4-8 hours)

Technical interview with 3 members of our Engineering Team via video-link (1 hour 30 minutes)

Job Description

Who are we?

Audius is a decentralized, community-owned, and artist-controlled music-sharing protocol. Audius provides a blockchain-based alternative to SoundCloud to help artists monetize their work and distribute it directly to fans. Audius launched it's public beta at the end of September and within the first week over 30,000 users listened to 13,000 tracks from artists that signed up to use Audius including Deadmau5, 3LAU, Brownies and Lemonade, Zeds Dead, with exclusive content from Rezz, Lido and others.

Who we are looking for?

We are looking for a backend engineer to help us design, build, and architect the Audius protocol. You are a collaborative, team player that enjoys working with a small team to solve big problems that need innovative solutions.

Key Responsibilities

• Design, architect and build the Audius protocol
• Develop a set of services that run on the decentralized Audius ecosystem
• Help finish the product for public launch later in the coming months

Skills and Experience

• Knowledgable about node.js, python, postgres, redis, docker, kubernetes
• An understanding of distributed systems
• Experience with system design and architecture
• Great interpersonal and communication skills within a small team

Bonus Points

• Experience working with a start-up
• Previous experience with Blockchain
• Interest in music

Job Description

ABOUT

Headquartered in London, the FinTech capital of the world, Form3 are building the most exciting banking technology company on the planet. Our mission is simple: transform payments technology to enable the global financial community to move money in real-time.

CULTURE

Being a tech-first business, we place emphasis on thinking outside-the-box. By utilising the latest cloud-native technologies we find innovative solutions to problems that others would deem unsolvable. We live and breathe open-source, prioritise best-practice and automation while Slack is at the heart of everything we do.

We advocate a positive work-life balance and offer a super flexible, remote-friendly working environment. We don’t mind whereabouts our Engineers are based as we are happy for our team to work from anywhere in the UK or EU, with most of them choosing to work remotely most of the time. However, we also have offices in London and Amsterdam, so should they ever wish to work from these, they are most welcome.

ENGINEERING TEAM

Our Engineering Team consists of over thirty-five Senior Engineers that are responsible for the end-to-end ownership of our platform, from architecture through to infrastructure. Individually they are all exceptional at what they do, but by working collaboratively within a team, consistently applying best-practice and automating absolutely everything they build world-class software for our customers.

There are a wide range of problems to tackle as an Engineer at Form3, from configuring nginx proxies to writing custom payment routing and handling logic. It’s very much a “best tool for the job” mentality here and our tech-stack is forever evolving. Our primary programming language is Go however we do have some services written using Java, Python and Ruby.

TECHNICAL ENVIRONMENT

AWS, Microservices, Go, Docker, Kubernetes, Terraform, Vault, Consul, Linkerd, Elasticsearch, Clean Code, TDD, BDD, Pair Programming, Agile, Kanban, Scrum

APPLY IF

We are looking to speak with Senior Engineers that are EU citizens and based in the UK or Europe with;

• Experience or interest in Go programming language

• Understanding of distributed systems and cloud computing

• Appreciate the **DevOps **culture and the value of automation

• Place emphasis on code quality, BDD/TDD and software development best-practice

• Are passionate about technology and enjoy working collaboratively within a team

• Have a breadth of experience across a variety of programming languages

For more information on Form3 please visit our website or take a look at our company profiles on StackOverflow, GitHub and LinkedIn.

Perks & Benefits

• 100% remote working • 30 days annual leave (plus Bank Holidays) • Great tech-stack, challenging projects and an exceptional team of Senior Engineers to work alongside • Regular paid trips to London to spend time with our awesome team • Tech-first FinTech scale-up with limitless possibilities to progress your career

Interview Process

1. Screening call with Talent Team (30 minutes)

2. Take home test (4 - 6 hours)

3. Technical interview (1 hour and 30 minutes)

Job Description

The City3.0 platform will be the next generation of management software for regulatory agencies, businesses, and service providers.We will be taking a modular approach with a microservice architecture to help speed development and make future modules for potential new business units easy to connect in.

As part of the development team, you will be responsible for helping to build this new application from data model to API, as well as interfacing with other teams to gather feedback and demonstrate new features.

• Build new services in Golang to meet business needs
• Define appropriate APIs for interacting with other services
• Create new data models and modify existing ones and be comfortable generating reports that can cross multiple services
• Collaborate with other remote members of the company via Slack, Zoom, Trello, and other online tools

Experience Requirements:

• 5+ years of web services industry experience
• Strong Go language knowledge
• Proficient in SQL
• Experience building systems in Go, microservice experience a plus
• Experience with Linux / Unix. Windows experience a plus
• Understanding of web security standards
• Familiarity with frontend development (JS, React, Vue) a plus
• Ability to work on and with a distributed team
• Ability to work independently between team meetings
• Strong communication skills
• A desire to collaborate on new services and share knowledge as needed
• Not afraid to dive into existing code bases (not in Go) to discover how something is done or modify them to work as a backend in the new system

Job Description

We're looking for someone who has: - At least 5 years of software engineering experience with open source contributions. - Experience developing, releasing, and maintaining production software. - Significant experience writing Golang or the ability and desire to become proficient in new languages. - A strong grasp of computer science fundamentals. - Deep understanding of the theory and implementation of database trees on real file systems. - Experience working in an agile development environment. - The ability to take ownership and see initiatives through. - Worked with and mentored junior engineers. - Exceptional communication skills. - Experience working with distributed teams.

What your primary responsibilities will be: - Improve the IAVL codebase by committing DRY, well tested code. - Work with the Cosmos-SDK team to keep the IAVL tree and its proofs well integrated. - Optimize our implementation of the IAVL tree and its proofs. - Research, design, and implement improvements to the IAVL tree, the proofs, and related protocols. - Help formalize the specification of the IAVL tree and proofs and ensure the implementation adheres to the spec. - Develop simulations for testing the behaviour of the IAVL tree under various loads and read/write strategies. - Develop alternatives to the IAVL tree like the Ethereum Patricia Trie that adhere to the same interfaces. - Mentor junior engineers and support the growth and health of the team. - Review pull requests and provide valuable feedback to members of the team and open source contributors.

What we offer: - The opportunity to build the future of the internet. - An exciting role building open source software. - Flexible work schedule. - At least 4 weeks of paid vacation. - Very competitive salary, including equity.

About our application process: Qualified candidates can expect to go through a 4 step interview process. The first interview will be a call to assess cultural fit and to make sure our goals are aligned.

If we think there is a good fit, you'll have a call with one of our project managers to learn more about your skills and attitudes toward teamwork. If it's clear that you'd be a good addition to the team, we’ll ask you to complete a technical task for which you will be compensated.

If your technical task displays a high level of quality and care we will set up a final interview with our CEO or CTO.

The process can take up to 3 weeks.

How to apply: https://goo.gl/forms/jpdRI1wD8pdfoqKl2

Job Description

InVision is the digital product design platform used to make the world’s best customer experiences. We provide design tools and educational resources for teams to navigate every stage of the product design process, from ideation to development.

Today, more than 4 million people use InVision to create a repeatable and streamlined design workflow; rapidly design and prototype products before writing code, and collaborate across their entire organization. That includes more than 80 percent of the Fortune 100, and organizations like Airbnb, Amazon, HBO, Netflix, Slack, Starbucks and Uber, who are now able to design better products, faster.

InVision is a fully distributed company with employees in 25 countries around the world. The company has raised more than $235 million in funding from leading investors including Accel, ICONIQ, FirstMark, Tiger Global, Battery Ventures, and Spark Capital. Visit us at InVisionApp.com and InVisionApp.com/blog.

Role Overview:

You are someone who loves building software that people genuinely love using. You want to make things that excite people. That add joy to their daily lives. And you want to do it with people who are working towards a common goal and see your success as their success. You will be joining a team that values getting things done, helping others get things done, and building towards an amazing future.

Our customers are designers and engineers who care about the details, the small stuff. Every bit of the customer experience is important and we’re not just talking about features. Every bit of friction is something that gets in the way of creativity and innovation. Our job is to foster both of those things.

You like to go really deep because you love to unravel things, both to understand how they work and to use them beyond what others thought was possible. You love both new and interesting things, but also things that are proven to work because you’ve been burned by the new and shiny before. You aren’t afraid to tackle any problem head on with the support of talented people to help. You enable people to do their best and achieve things together they never thought possible. Because you care. Because you genuinely want to deliver something that people love.

If that sounds like you, we want you here. We need you here! We have super ambitious goals that we think will genuinely make a difference for our customers. You’ll help us achieve those goals.

Responsibilities:

• Provide services that are used by all InVision's products and teams
• Continuously deliver solutions using Go, Kafka, SQL, MongoDB, Docker, Kubernetes, and more
• Operate your services in production
• Ensure your software is well-designed, well-tested, and scales to millions of users
• Ensure you and your teammates are following good development practices and getting better every day
• Participate in code reviews and provide feedback to your fellow engineers

Requirements:

• Demonstrates a high degree of personal accountability and is a team multiplier
• Loves to code, to write tests, and to problem solve and debug
• Learns continuously
• Creates a positive environment for the people around you
• Designs performant systems for high throughput workloads
• Delivers elegant APIs that are easy to use

InVision has both management and individual contributor career progression tracks for software engineers. This is an individual contributor role.

If this sounds like you we encourage you to apply!

Perks & Benefits

InVision offers an incredibly unique work environment. The company employs a diverse team all over the world. In the United States, we have team members throughout 40+ states including New York, San Francisco, Austin, Portland, and Boston. Each InVision team member is given the freedom and tools to do their best work from wherever they choose. The benefits we offer in the United States include competitive health plans and a 401k plan.

Some InVision-wide benefits offered to all employees across the globe include a flexible vacation policy, monthly coffee shop stipends, annual allowances for books related to your profession, and home office setup & wellness reimbursements. InVision is an international employer so some benefit offerings will vary from country to country. Please ask our recruiting team about the benefits and perks package available in your country.

Job Description

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

• Work on a wide range of problems within our core application
• Focus on solving problems from both the customer facing and backend perspectives
• Gain a deep understanding of our product and become involved in driving out product implementation
• Join a rapidly growing technical team with the opportunity to take on both product and technical problems
• Our pipeline uses libraries and tooling along with scripts/tools written in languages including python, bash and Go (Golang).

If you’re right for this role, you

• Have a strong understanding of core computer science principles
• 2-3+ years backend systems development experience utilizing Go
• 2-3+ years experience with AWS technologies like ECS and beanstalkd
• Are organized and have strong time management skills
• Love solving problems and finding solutions
• Are self-motivated and self-directing
• Are comfortable in a fast paced, pragmatic work environment
• Have worked on a remote team

Perks & Benefits

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

Interview Process

1. Culture fit with People Operations
2. 30 minute intro call with CTO
3. 45-60 minute technical call with CTO
4. Take home coding challenge
5. Review of your coding challenge with the CTO and our current Pipeline Engineer