Blockchain Engineer Chorus One Berlin, Germany / Remote $70,000 to $110,000 a year
November 2018
4 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
Chorus One is close to releasing a validating node for the Cosmos network. We are actively searching for a Blockchain Engineer to build validating nodes for other decentralized networks. The work consists of reviewing codebases of other decentralized networks, designing a path forward to deploy validating nodes using our internal infrastructure and to ensure operational security in deployed infrastructure. This position is a unique opportunity to work with a very experienced team on cutting-edge decentralized networks and financial services around cryptocurrency.
Responsibilities:
Review core codebases of decentralized networks such as LivePeer, Tezos, Cardano and map out infrastructure requirements for validating nodes.
Design, implement and merge additional functionality in codebases of said networks, as needed, to make validating nodes compatible with our infrastructure.
Write functional and integration tests to verify software upgrades in blockchain networks for which company runs validating nodes.
Design and implement processes to reduce the lead-time of deployment of validating nodes in new blockchain networks.
The ideal candidate:
Is able to work independently. Has a minimum of 2-3 years work experience with a medium size company or a startup.
Possesses either Bachelor or advanced degrees in Computer Science or allied fields.
Needs to have prior production experience / strong interest in pure functional languages (Haskell, OCaml). Go language skills are a plus.
Has work experience with distributed algorithms. Prior experience with blockchain clients such as Go-Ethereum, Bitcoin Core, Tendermint or similar is a plus.
Is curious and able to take initiative in team discussions pertaining to business economics and business opportunities.
Keywords pertaining to tools: Functional languages, Haskell, OCaml, Golang
Perks & Benefits
Competitive salary plus equity.
5 weeks annual leave.
Full-time position.
Location: Remote work.
Work on cool technology and interesting problems at the intersection of finance, cryptocurrency, information security and DevOps.
Golang Blockchain Engineer Herdius Berlin, Germany $50,000 to $80,000 a year
October 2018
4 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
Job Description
We are looking for awesome backend developers to join our Berlin team at Herdius. We are a blockchain startup working on a decentralized financial platform tailored specifically for cryptocurrencies. Our goal is to create a new, highly scalable blockchain that can act as a transaction and identity layer on top of all blockchains. The vision for Herdius is to create the central cryptocurrency financial hub of the space. Since we are developing our own chain as well as are working on brand new technology there will be a lot of room for you to play around with new consensus mechanisms, blockchains, distributed systems design, governance mechanism design, order routing, etc.
Responsibilities:
Implementation and design of Herdius’ consensus algorithm and p2p routing protocol
Writing reusable, testable, and efficient code
Design and implementation of low-latency, high-availability, and performant applications
Integration of data storage solutions as well as distributed data storage solutions
Creation of an efficient crypto exchange orderbook capable of handling thousands of transactions per second
Creation of Governance / voting systems
Working on our distributed virtual wallet network that implements distributed key generation with homomorphic encryption
Requirements:
4+ years of experience as a backend developer, preferably in C/C+, Golang or Scala
Strong proficiency with Golang, preferably including p2p libraries and leveldb (or similar)
Understanding the nature of asynchronous programming and its quirks and workarounds
Understanding accessibility and security compliance
User authentication and authorization between multiple systems, servers, and environments
Efficient integration of cryptographically encryption schemes
Understanding fundamental design principles behind various consensus algorithms
Understanding differences between dPOS, DAGs, Plasma, BFT, aBFT, etc.
Past experience with ANY blockchain / crypto related projects is a huge plus
Implementing automated testing platforms and unit tests
Proficient understanding of code versioning tools, such as Git
Experience with other languages such as Javascript or Python
Strong passion for Bitcoin and other cryptocurrencies
What to send:
Links to your GitHub/Stack Overflow/Portfolio/something awesome you've built that you’re proud of
A resume or LinkedIn profile
Cover letter
Software Engineer collectAI Berlin, Germany €50,000 to €70,000 a year
October 2018
2 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
collectAI provides receivables management, covering the end-to-end process from e-invoicing and dunning to debt collection. Focusing on digital communication channels, automation and machine learning gives our solution an edge over traditional approaches. We communicate with customers via their preferred channels, at their favored time and they are able to pay easily. Companies benefit due to higher customer retention rate, reduced costs and improved repayment rates.
collectAI was founded in 2016 and is part of Germany’s largest e-commerce retailer, the Otto Group. Our international team currently consists of 30 professionals mostly working in our Hamburg office.
About the job
We are looking for a (Senior) Software Engineer to join our Berlin based engineering team: You will be creating, improving and operating micro-services written in Go and JavaScript as well as contributing to tools and systems that enable other teams to deploy services quickly and operate them reliably.
Our architecture is currently based on micro-services written in JavaScript, Python and Go. We use NATS for event streaming and utilize AWS' RDS in our persistence layer. Services are deployed in Kubernetes and monitored with Prometheus. We build our frontends mostly with React.
Basic Qualifications
Strong problem solving skills
Good understanding of computer science fundamentals
Passion for clean, simple and robust code
Preferred Qualifications
Experience with Golang and JavaScript
Exposure to Docker, Kubernetes and Prometheus
Knowledge of micro-service principles and best practices
Benefits
An international team of experienced tech and business people
Self-responsibility and encouragement to realize your own ideas
Regularly visit our headquarter in Hamburg's beautiful Hafencity
Shape our Berlin based team as one of its first members
Well-funded and part of Germany's largest online retailer, the Otto Group
Senior Backend Engineer FinLeap Berlin, Germany $40,000 to $60,000 a year
October 2018
5 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
We’re FinLeap, a Fintech company builder based in Berlin and active in more than ten countries. Along with our passionate co-founders, we launch several startups per year. Our environment is diverse, exciting, fast-paced and changing every day. We’re now looking for a Senior Backend Engineer (m/f) for one of our new ventures.
If you're looking for an innovative, dynamic, agile and international environment to work in become part of our eco-system with 13 different products.
Your Role & Responsibilities:
- Responsible for the design and development of backend services
- Work with cutting-edge technologies in an agile environment
- Part of a collaborative international team of highly skilled technical experts, who inspire each other in their daily work
- Evaluate different approaches and methodologies in development, finding the best ways to develop and ship new ideas
- Work on the API development with external providers and manage complex integrations
- Understand patterns of microservices architecture and have already applied them successfully
- Take ownership of important components and continuously work to improve them
Our Perfect Match
- 3+ years of experience in backend development
- Knowledge of front end frameworks is a plus
- Familiar with technologies like Node, Scala, Golang, Java and project management
- Constantly improve your working environment by researching and applying new technologies
- Experience in building RESTful APIs, data processing technologies and continuous deployment and delivery
- Experience with both SQL and NoSQL database technologies
- Familiar with test frameworks and you are used to test while coding
- Familiar with different cloud providers and their products and always ensure security in your implementations
- Embody the culture of excellent troubleshooting, communication and documentation
- Good communication skills, with a high proficiency in English.
Go Engineer Benchkram, plyd.io Stuttgart, Germany / Remote €50,000 to €70,000 a year
April 2020
2 Applicants This Week
More Than 6 Months Old
Job Description
As a Go Engineer you will support the ongoing development of our microservice infrastruture for plyd.io and support customers developing their cloud infrastructure/services.
WHO WE ARE
We are a Cloud Startup from Stuttgart, Germany dedicated to push video analysis for amateur sport teams to the next level, with a focus on Handball.
WHAT YOU WILL DO
Support us in Consulting projects
Port our infrastructure to a managed Kubernetes instance
We are Synergeticon, a fast-growing startup in the aerospace and shipping industry.
Our goal is to leverage the latest web, communications, machine learning and robotic technologies to make aircraft production and maintenance processes even more efficient.
Particular focus is placed on the cooperation between man and machine.
We use Golang for various cool things like graphql-backends, microservices communicating via grpc or implementing interfaces to robots, sensors. In Addition we're working with docker, kubernetes.
Senior Site Reliability Engineer Tendermint San Francisco, United States / Berlin, Germany / Toronto $100,000 to $150,000 a year
October 2018
3 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
We're looking for someone who has:
- At least 5 years of software engineering experience with open source contributions.
- Written structured, high-quality programs and scripts for automation.
- Significant experience writing Golang or the ability and desire to become proficient in new languages.
- Experience developing, releasing, and maintaining production software and infrastructure tools like Elastic stack, InfluxDB stack, DataDog, PagerDuty, or VictorOps.
- Built solutions with a broad set of technologies in and around cloud solutions (AWS EC2, ECS, Route53, DynamoDB, RDS, Lambda, Docker, - Google Container Engine, Kubernetes or Docker Swarm).
- Implemented continuous deployment before (Jenkins, CircleCI, Travis, Ansible, Chef, Puppet).
- Experience with SDLC tools (Git, GitHub, Atlassian Stash/Bitbucket, GitLab, JIRA).
- Experience with QA/SIT tools (Selenium).
- Experience in Linux System administration including package management, network management, and security management.
- Familiarity with open source P2P networking protocols.
- Experience working in an agile development environment.
- The ability to take ownership and see initiatives through.
- Exceptional communication skills.
- Experience working with distributed teams.
What your primary responsibilities will be:
- Help scale software systems with automation, in an effort to improve reliability, velocity, and simplicity.
- Create, maintain, and improve the tooling for continuous integration and continuous delivery.
- Build and maintain tooling for deploying, monitoring, and maintaining clusters of Tendermint nodes on our testnets and mainnets.
- Build and maintain tooling to help shorten feedback cycles within teams and projects.
- Plan, build, and maintain public facing services in association with business goals.
- Build tools to measure and monitor availability, latency and overall system health.
collectAI provides receivables management, covering the end-to-end process from e-invoicing and dunning to debt collection. Focusing on digital communication channels, automation and machine learning gives our solution an edge over traditional approaches. We communicate with customers via their preferred channels, at their favored time and enable them to pay easily. Companies benefit due to higher customer retention rate, reduced costs and improved repayment rates.
collectAI was founded in 2016 and is part of Germany’s largest e-commerce retailer, the Otto Group. Our international team currently consists of 30 professionals mostly working in our Hamburg office.We are looking for a (Senior) Golang Software Engineer / Site Reliability Engineer to join our Berlin-based engineering team: You will be creating, improving and operating micro-services written in Go as well as contributing to tools and systems that enable other teams to deploy services quickly and operate them reliably.
Our architecture is currently based on micro-services written in JavaScript, Python and Go. We use NATS for event streaming and utilize AWS' RDS in our persistence layer. Services are deployed in Kubernetes and monitored with Prometheus. We build our frontends mostly with React.
Basic Qualifications
Strong problem-solving skills
Good understanding of computer science fundamentals
Passion for clean, simple and robust code
Solid knowledge of Go
Preferred Qualifications
Exposure to Docker, Kubernetes and Prometheus
Experience with JavaScript
Knowledge of micro-service principles and best practices
Benefits
- Regularly visit our headquarter in Hamburg's beautiful Hafencity
- Shape our Berlin-based team as one of its first members
- Well-funded and part of Germany's largest online retailer, the Otto Group
- Option to partially work remotely
- Budget for conferences, books, trainings etc.
- Free choice of hardware and software
Trading Systems Engineer Hackmind Berlin, Germany €50,000 to €60,000 a year
October 2018
4 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
We’re Hackmind. Welcome.
We fund and support scientists & engineers to build decentralized AI startups from ideation to launch. Hackmind is an AI-focused incubator in Berlin, the capital of cryptocurrency. We invest in raw technical talents with ambitious visions and risky ideas to transform slow industry using AI and decentralized approaches.
This is Hackmind. Adventure awaits you…
We are looking for a software developer to help build trading systems and trading tools used in the management of hackmind portfolio.
Responsibilities:
You will build architect the hackmind execution trading platform
You will work very closely with our traders to develop a number of different algorithmic execution solutions to help limit market impact
Management and execution of connecting to new exchange API’s
Management of hackmind data capture and storage of historical data
Analysis of liquidity across numerous different exchanges and liquidity pools
Help build tools to visualize hackmind portfolio and trading activities
Requirements:
Mastery of C++, Golang, Rust or a similar low-level language
Experience with python
Experience developing in low-latency systems
Experience with computer security
Experience in cryptocurrencies is a plus
Experience with distributed systems
Interest in trading and markets
Excellent communication skills
Enjoy working with a lean team in a fast paced environment