Golang BlueLabs Software Jobs in Germany

Job Description

This role is fully remote and can be based anywhere.

Our Engineering team is having a blast while delivering the most sophisticated crypto-trading platform out there. Help us continue to define and lead the industry.

Responsibilities

• Design and implementation of Micro-services in Rust
• Port legacy Micro-services to Rust
• Writing reusable, testable, and efficient code
• Implementation of security and data protection systems
• Write highly scalable, high volume services
• Create optimized database schemas

Requirements

• Expertise writing network services in Rust, or other languages such as C, C++ or Go and a willingness to learn Rust.
• Experience using a Linux server environment
• Ability to independently debug problems involving the network and operating system

A strong candidate will also

• Be familiar with deployment using Docker
• Have experience with SQL and Redis
• Be proficient with HTTPS and Websockets
• Be passionate about secure, reliable and fast software
• Be Familiar with PHP

Job Description

WalletConnect is the open-source web3 standard to connect blockchain wallets to dapps. Started four years ago, our mission is to make web3 accessible to everyone. Every month, millions of people use WalletConnect in over 200 integrations.

We’re looking for a backend golang engineer to join our team to build and scale our network. To help grow web3, we recently launched WalletConnect 2.0 with new features, including multi-chain support, a decentralized back-end, faster connections, and 10x performance and scalability. You will help us expand and scale our backend messaging infrastructure.

To learn more about our plans for 2.0, take a look at our recent presentation at EthCC. https://www.youtube.com/watch?v=8cBIw7lFNnU

Requirements

You will be responsible for building Golang messaging services. A main challenge is growing our services to scale for our millions of users across billions of websocket connections every month, as well as ensuring security and resiliency.

To help with your role, you will have the support of our devops team to deploy and manage our infrastructure, will work closely with our protocol and SDK teams, and have exposure to the full WalletConnect stack.

The ideal candidate is immersed in the best practices of golang at scale, messaging systems and Websockets.

Responsibilities:

• Building a microservice architecture based on Golang with scaling in mind
• Work with protocols such as Websockets, gRPC
• Help with monitoring by creating metrics with Prometheus and Grafana
• Develop unit and integration tests for core business logic
• Work closely with our devops team to manage and scale our infrastructure

Must have:

• 3+ years professional experience in software development at least one modern programming language, including Golang, TypeScript, C++, Java, or Rust.
• At least 1 year of professional Golang experience.
• Experience using Postgres, AWS, with demonstrable experience with systems engineering and automation.
• You have experience with network programming or distributed systems development
• Experience working on products at scale

Nice to have:

• Experience working on systems optimisation
• Experience with k8s or Nomad a plus
• Desire to learn more about Blockchain technologies or experience with PoS systems.
• Familiarity with operations/SRE and the concept of infrastructure as code
• Websocket experience

Benefits

What WalletConnect offers:

• Fully remote position with flexible timezone (CET/EST preferred)
• Competitive salary
• Company equity
• Coworking allowance

Job Description

ChartMogul Engineering is well on its journey to fully embrace a DevOps-driven culture!

Our DevOps team builds the infrastructure, processes, and tools necessary to release, monitor, and manage our applications with high velocity and efficiency in a modern cloud-native environment. We value automation, self-service, and empowerment of product engineering to manage our codebase from development to production.

By joining our team, you will play a significant role in supporting our growing architecture, working with edge cloud technologies, and implementing innovative solutions for our products. As with many young companies, your responsibilities may evolve. Here are some of the things we expect you to take on as a DevOps Engineer:

• End-to-end ownership of everything related to the infrastructure that keeps ChartMogul alive and running, including running daily operations of our infrastructure on AWS
• Collaborate with the product engineering teams and the various service support teams in engineering (QA, AppSec, Data Engineering) in service of maintaining, building, and improving our underlying systems so that they are highly available, scalable and performant
• Actively contribute to improving our systems and evolve our infrastructure: flawless CI/CD pipelines, Kubernetes deployments, containers monitoring, automation with infrastructure as code, GitOps, reliability on AWS cloud
• Join our constant efforts to meet and overcome standards for information security and compliance; ensuring our customer data is as safe as possible is our top priority
• Proactively identify and validate areas of improvement as necessary by using the best tool available for a given case and constantly researching and evaluating industry trends that fit ChartMogul's needs

Our Tech Stack

We run a combination of Kubernetes clusters and a fleet of Linux machines for our Rails stack, along with multiple microservices backed up by PostgreSQL databases and a Redis datastore. Our legacy infrastructure is running on AWS EKS (Kubernetes and containers).

Technologies from our stack: AWS, Kubernetes on EKS, Docker, Terraform, SaltStack, DataDog, Nginx, Redis, PostgreSQL, Sidekiq, Redis, Ruby/Rails, Go, JS (BackboneJS, VueJS), Rust, Linux, Bash

Job requirements

Professionally

• 2 years of professional experience as a DevOps / SRE / Systems Engineer
• Hands-on experience with high traffic production infrastructure
• Strong knowledge of Linux and computer networking
• Experience with AWS cloud and services
• Experience with configuration management systems
• Experience with managing and monitoring databases
• Next to speaking English fluently, you can understand and translate business requirements into clearly articulated technology solutions

Nice to have

• Understanding the cloud ecosystem in modern software development: Infrastructure as Code, Immutable infrastructure, git, CI/CD pipelines, containers, serverless, monitoring
• Experience with Docker and Kubernetes
• Experience with PostgreSQL databases and RDS
• Hands-on production experience with CloudFormation or Terraform on AWS cloud

Behaviourally

• Clear and precise communications, especially when working under the pressure of a production failure and/or incident affecting our users
• You're passionate about the DevOps culture and keep up with news and technologies in the cloud, networking, Linux, and open-source area
• You're eager to learn, contribute to design and architecture decisions, and inspire change
• You value automation; you are eager to spend a bit more time automating things that require more than one manual trigger

What is it like to work at ChartMogul?

• You’ll join the adventures of an early-stage company and experience what it means to have an incredibly impactful job
• You’ll become part of a team of nice, awesome, and highly dedicated people who all have the same mission: Helping companies build better businesses
• Flexible hours with healthy work-life balance
• All employees, including contractors, receive sick days, paid holiday days, and paternity leave
• You’ll receive a great salary pack (market or upmarket)!

Application Process

1. Application is reviewed
2. Introductory + technical call with our DevOps Engineer
3. Final interview with our Head of Engineering
4. Reference checks
5. Offer

This is a full-time remote position. Please note that we are only able to consider applicants who are eligible to work in the EU at this time.

Job Description

As our next full-time backend engineer, you'll help us build a securities API for financial institutions, the first such API in Europe. Your goal is to take ownership of designing, developing and maintaining our microservice architecture (written in Go).

A greenfield project. Cutting edge technologies. No legacy code.

This role will give you the opportunity to:

• Build fault-tolerant, horizontally scalable systems. Using Microservice architecture powered by Docker, Kubernetes, Linkerd service mesh, and Kong as a Gateway.
• Build event-driven applications using Kafka
• Work on different aspects of our API-product portfolio as part of the development team
• Develop data processing and storing mechanisms
• Work on improving the reliability of our API tools, as well as developing innovative tools
• Work with an agile methodology: at the end of the 2-weeks sprint cycle we have a demo with a retrospective to make our software delivering faster

Why Upvest:

• We're working on solving a hard problem: fixing the European securities financial infrastructure that empowers more people to be able to invest. You have the opportunity to contribute to this change.
• We invest in you. From access to a personal coach, development budget and plenty of opportunities to grow in your role.
• We take hiring seriously with a strong focus on keeping a high bar when interviewing (equally important is that we also hire decent people who are passionate about their craft and helping up achieve our shared mission).
• While we're not quite fully-remote, we are committed to being a flexible employer as we understand you don't have to be in the office to do your best work.
• We live a culture of empowerment, trust (that we hire the best people and get out of their way) and openness (there's a greater advantage in sharing information than keeping it to ourselves).
• We ensure we take time to have fun as a team. We're looking forward to having more time in-person again once this becomes possible again.

Job Description

About the Company OptioPay is working on an exciting greenfields customer facing product. We need you to build it with us and to help us go live later this year. It’s an exciting time to join the team, as you will be working on what will become a game changing experience for customers everywhere. Openbanking data plays a big role in our future, and we are very excited to work with you to ensure that customers everywhere are finally rewarded financially for the data that they generate in their day to day lives. Help us create an openbanking revolution!

What will you do

• To architect, design, develop, deploy, evolve, and operate distributed systems in a DevOps way
• To be an integral part of an empowered and self-organizing team
• To actively collaborate with other engineers, product owners, domain experts and designers to deliver great outcomes
• To pair with others and review work, sharing knowledge and increasing quality across the board
• To scale our reach by integrating our platform with more banks, PSPs, insurance companies and other financial systems
• To champion continuous improvement of technology and the ways we work

What are we expecting from you

• You have at least 5 years of professional experience as a Software Engineer
• You can build and debug reliable, high availability, secure and performant distributed services in Golang
• You care about quality and know when and how to ship code safely
• You have a solid understanding of system design, data structures, and algorithms
• You are experienced with deploying and operating services on Linux
• You can reason and drive technical decisions
• You love to experiment and use data to drive decision-making
• You get inspired, think of new ideas and like to share them with others

Why OptioPay

• Talented team of 60 people from 20 different countries
• OptioAcademy – knowledge sharing
• Flexible working hours
• Your favorite birthday cake
• Free lunch every Wednesday
• Highest office in Berlin
• OptioPay-branded football table
• Fresh fruits every week
• Free club-mate, coffee and tea

Interview Process

• HR Call
• Backend Coding Challenge
• Technical Interview
• Meet the Team
• Offer

Job Description

NewStore is the essential omnichannel store solution for enterprise retailers. The company delivers Omnichannel-as-a-Service with the first platform combining mobile POS, an omnichannel order broker, and inventory management. Store operations from endless aisle to mobile checkout to fulfillment are executed on intuitive iPhone apps, creating a joyful shopping experience for the consumer and associate alike. NewStore customers include ANINE BING, Burton Snowboards, Decathlon, GANNI, Outdoor Voices, and UNTUCKit. It is backed by General Catalyst, Activant Capital, and Salesforce Ventures

About the Job

When joining NewStore you'll integrate in an agile environment, and be responsible for developing end-to-end solutions within your team. You're expected to contribute not only with your technical skills but also to share knowledge within the company. You’ll be working on a full-stack perspective, doing front-end and/or back-end according to the needs.

We have a cutting-edge microservice architecture and use the following technologies: Python, Golang, Linux, Docker, RabbitMQ, nginx, Amazon AWS, REST-ful APIs, ReactJS, HTML5, CSS3, git, SQL (PostgreSQL), Scrum/Kanban.

Required Skills:

• Solid technical background, with extensive experience in a similar role
• Extensive development experience with (and enthusiasm for) modern agile practices
• Experience working within a devops culture
• Solid experience working with functional or object-oriented programming
• Eagerness to learn new technologies and move between different tech stacks
• Experience with unit testing
• Adaptable, comfortable switching contexts and dealing with ambiguity
• Fluent in English, written and spoken
• Experience providing training to and mentoring other engineers
• Strong problem solving, critical thinking, and analytical skills

Nice to Have:

• Experience in building e-commerce systems
• Experience with Test Driven Development
• Contributions to open-source projects

Compensation

• €65K-85K base salary + 10% bonus + share options
• €2K Training budget
• Relocation package

Visa Sponsorship

Yes

Job Description

As a part of Amadeus, travel audience unit is the world’s leading data-driven travel advertising platform. travel audience harnesses the power of home-grown tech, combined with cutting-edge machine learning practices to connect the leading performance-oriented travel brands with the biggest network of publishers, reaching Billions of travellers globally.

Our aim is to optimize advertising across the entire traveller journey, identify and create new audiences, and increase our partners reach, relevance and booking volumes.

We are searching for a (Senior) Backend Engineer to join our team. You will be combining your passion for technology and have a direct impact on the lives of millions of travellers, while also helping travel audience in becoming the global leader in data-driven advertising for the entire travel industry.
**
What you'll do:**

• You'll be part of the team responsible for design, development, maintenance and operation of the programmatic advertisement and ad delivery components of our system: a set of Go applications, some of them, soft real-time;
• You'll design & implement new features, write unit and integration tests, tune monitoring and alerting;
• You'll work closely with Data Scientists in experimentation and optimisation of the business logic, leveraging machine learning and mathematical models;
• You'll actively contribute to improving quality & managing technical debt;
• You'll have the opportunity to participate in managing the infrastructure, capacity planning & optimising costs;
• You'll participate in architecture and design discussions, actively influencing the evolution of the architecture to meet new business requirements;
• You'll always be on a quest to look for better tools and solutions that match the new requirements better.

Why join us?

As part of our team, you will work in a highly motivated environment, with equal opportunities, flat hierarchies and short decision-making processes. You’ll have a lot of freedom to contribute your own ideas and implement them. We offer you:

• The opportunity to drive business growth and truly having an impact on the business;
• The opportunity of taking an impactful role in a fast-paced industry where you handle new problems every day;
• The opportunity to work on a system that already handles many thousands of requests per second (per instance) and processes terabytes of data per day - and you will have the opportunity to help to push it further;
• The chance to experience working on a soft real-time system - designed to reliably respond in tens of milliseconds.

Requirements

About you:

• You have gained significant experience with software development, writing idiomatic Go code, and are familiar with the tooling of the Go programming language;

• You worked with at least 5 of these technologies: Kubernetes, Helm, Terraform, Google Cloud Platform or other cloud computing environments,Prometheus, Grafana, protobuf, gRPC, Kafka, Aerospike or other key-value or document databases, PostgreSQL or other SQL databases, microservice architecture;

• Work experience in production environments with high-traffic and/or high uptimes (HA, 24/7), or strong proficiency with performance optimization it's a plus;

• It's a big advantage if you are experienced with programmatic advertisement (eg. Google RTB or OpenRTB) or real-time/soft real-time environments;

• You are a quick learner, you believe in continuous improvement and you are good at analytical problem solving;

• You can communicate well and are a first-class team player;

• You can speak, write and express yourself in English – our company’s working language – in a professional context.

We are awaiting your application and looking forward to starting our journey together!

Job Description

At Upvest, we are building the financial infrastructure of tomorrow. Our vision is to create a world in which any asset can be owned and traded digitally by anyone, anywhere. Our bold long-term view is backed by Europe's largest tech VCs Notion Capital, Partech and Holtzbrinck Ventures. Today, we count 22 talented people from 10 different countries and we want to keep expanding our international Upvengers team.

Your mission:

We are seeking a full-time backend engineer to build a securities API for financial institutions, the first such API in Europe. Your goal is to take ownership of designing, developing and maintaining microservices written in Golang.

A greenfield project. Cutting edge technologies. No legacy code.

This role will give you the opportunity to:

• Build fault-tolerant, horizontally scalable systems. Using Microservice architecture powered by Docker, Kubernetes, Kuma service mesh and Kong as a Gateway.
• Build event driven applications using NATS
• Work on different aspects of our API-product portfolio as part of the development team
• Develop data processing and storing mechanisms
• Work on improving the reliability of our API tools, as well as developing innovative tools
• Work with an agile methodology: in the end of the 2-weeks sprint cycle we have a demo with retrospective to make our software delivering faster

Requirements:

• At least +2 years of experience and passion about Golang and distributed systems
• Fluency with SQL databases such as PostgreSQL, transaction isolation, performance optimization
• Fluency with event driven architecture and concurrent algorithms
• Be proactive in learning new stacks and have a high sense of taking ownership
• Excited to work in a fast-paced and dynamic startup environment

Nice to have:

• Experience with Docker, k8s, understanding principles of a service mesh
• Experience with Monitoring and Tracing using opentracing/opencensus/opentelemetry/elastic APM
• Understanding of encryption algorithms and their application
• Experience working in Fintech domain

Job Description

We believe that great, agile software engineering requires creativity in solving problems for our users, a scalable architecture, great coding as well as open minded communication.

At OneFootball we are delivering the product experience for football fans, the platform for our content partners and tools for our internal users. Our main systems consist of a micro service architecture with golang applications running on Kubernetes in AWS, serving iOS, Android and Web clients. You can check our Stackshare page, too.

We're looking for an outstanding Backend Engineer (Golang) to help tell the world's football stories.

Your role

• Write Golang code that your co-workers appreciate for its readability and elegance,
• Work on a growing set of backend services that bring the latest news stories and match highlights for hundreds of competitions to our users in no time by closely cooperating with our Product team,
• Drive from Conceptualization to Deployment complex services that integrate our partners' content into OneFootball applications,
• Be responsible for delivering features and APIs on the backend service side in close cooperation with our “client” teams,
• Be very data-driven in designing new features by extensively relying on usage patterns, bucket-testing, A-B Testing, and a very deep understanding of the domain and customer objectives,
• Understand the full tech stack and be able to debug and drive right design decisions.

Your profile

• Experience in developing and maintaining fast, scalable and well-documented APIs,
• Experience with MySQL, PostgreSQL, Redis and NoSQL databases as well as an ability to optimise storage effectively,
• Solid understanding of what scalability, caching and load testing mean,
• Experience in event sourcing systems and handling concurrency at scale,
• Experience in Docker, Kubernetes and agile methodologies are pluses.

If we have captured your interest and you want to help us build the ultimate media platform for football fans, submit your application and join our Engineering team!

OneFootball strives for a healthy and safe workplace and is committed to building diverse teams.

Job Description

🤩 We are Donut

• Say no to idle money. If you've ever wondered why your bank account is earning 0.1% and banks are worth billions, we're here to change that.
• We believe the future is open finance. DeFi makes financial independence possible for all—offering 2-10%+ yields and earning opportunities far superior to traditional banks and institutions.
• Our traction is standout. We have 4,500+ users already using Donut and seen 50%+ monthly growth rates since launch.
• We've raised $2.8M by the backers of N26. We're backed by amazing FinTech and DeFi investors including Redalpine, InVentures, Robot Ventures (Robert Leshner, CEO Compound), Tiny VC & Entrepreneur First.

🎪 The role

• You'll be building an Event-Driven Microservice architecture based on Golang on Kubernetes
• You'll be working with cutting edge technologies like GraphQL and Terraform
• You'll be working on DeFi and Crypto products, initiating Ethereum blockchain transactions and building out our on-chain architecture
• You'll be working on DeFi and Crypto products, initiating Ethereum blockchain transactions and building out our on-chain architecture
• You'll be able to learn and help others grow through frequent knowledge sharing

🙌 About you

• You have at least 3 years of experience in Software Engineering with industry-standard server languages, e.g. Java, NodeJS, Ruby, Go
• You have at least 1 year of experience writing Go code
• You take initiatives and ownership of your work and take it from idea to production
• You believe that code quality is one of the most important factors for our long term success
• You believe that TDD is the way to Go
• You are a genuine and humble person 😀

Perks & Benefits

👍 The perks

• Our team is standout: here, you'll get to work with a brilliantly forward-thinking team every day
• By joining our Bakery as an early employee, you have unrivalled autonomy and ownership of frontend engineering at Donut
• We have a flexible remote work policy, so if you need to work from home for some time that's cool. We try to meet up every few weeks to maintain that personal touch
• The opportunity to work with the most modern tech stack
• The tools you need to do your job: your choice of laptop, productivity software and desk set-up
• And of course, vegan donuts!