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.
The Consumer Web Team is a cross-functional team of 8 passionate individuals is based in Berlin, Germany. We are looking for a Backend Engineer who understands how to organise multiple systems, is skilled in Golang and passionate about working products. Join us and be involved in the production process, from idea to user.
As Backend Engineer, you will focus on expanding the reach of OneFootball on the web.
Join the team and help us improve the user experience through direct impact on creating, shaping and delivering features of our main website.
Your role
Build the backend API powering onefootball.com
Work on the performance in terms of retention and acquisition, scale & roll out new features in close cooperation with other engineers & stakeholders
Have an impact on systems and features used by millions of users
Be in contact with technologies from different areas
Your profile
You have been developing backend services with Go in a professional setting for at least 4 years already
You care about software quality and are familiar with agile methodologies
You have worked with Docker and Kubernetes
You are familiar with SQL and Redis
You have experience in writing REST Services
You have a positive attitude and can communicate complex ideas in English with ease
If we have captured your interest and you want to help us build the ultimate media platform for football fans, apply now and join our engineering team!
OneFootball strives for a healthy and safe workplace and is committed to building diverse teams.
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.
Senior Golang Engineer OptioPay GmbH Remote (Europe) / Berlin, Germany €60,000 to €90,000 a year
May 2021
6 Applicants This Week
More Than 6 Months Old
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
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
Backend Engineer OneFootball GmbH Berlin, Germany €60,000 to €80,000 a year
September 2020
2 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
OneFootball is the ultimate media platform that enables football fans to get their daily dose of news and scores wherever they are, created by a team of professionals from more than 25 different countries. With +30 engineers based in the heart of Berlin, our mission is to tell the world's football stories through a stable, scalable and reliable stack to +10 Million passionate users all over the world.
We are looking for a Backend Engineer who understands how to organise multiple systems, is skilled in Golang and passionate about working on a stand alone web product.
Our main systems consist of micro service architecture with golang applications serving iOS, Android and Web clients. We have a strong foundation of shipping code through containers using cloud native technologies, such as Kubernetes. You can check our Stackshare page, too.
We believe engineers write code for other engineers and not just for machines, therefore we celebrate clean and smart code!
Your role
Shape OneFootball’s main website by driving decisions on the backend and writing code that your co-workers appreciate for its readability and elegance
Analyze our product requirements and business needs, improve our architecture and satisfy performance
Work on performance of the webpage in terms of retention and acquisition, scale & roll out new features in close cooperation with other members of the Consumer Web team as well as collaborating with other engineers & stakeholders
Be actively involved into the production process, from idea to user
Contribute to the engineering team with knowledge sharing and code-reviews
Your profile
You write SOLID and clean code
You develop backend services with Go as well as fast, scalable and well-documented APIs
You are an expert with either MySQL, PostgreSQL or Redis
You have worked with Docker and Kubernetes and used agile methodologies
You are interested in Web products and are keen to focus on them
You are at ease working with other teams and you want to be the driving force for your domain
You never stop learning and are keen to mentor others
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.
Backend Developer Blocksize Capital Frankfurt, Germany €50,000 to €60,000 a year
September 2020
1 Applicants This Week
More Than 6 Months Old
Job Description
About Blocksize Capital
Blocksize Capital makes the DLT- and Blockchain-based asset market accessible for financial institutions. Our software solution delegates all tasks and challenges related to managing Digital Assets, ranging from trading and reporting to managing an entire portfolio. Our clients consist of asset managers, family offices and institutional investors.
About the job
As a Backend Developer you will be joining our development team focusing on extending and maintaining our backend infrastructure. Your main tasks will include to consolidate and interface with different blockchains, exchanges and third-party data providers to provide a unified API to be used by our clients or the in-house-developed trading frontend. You will help us to continuously improve our robust and low-latency infrastructure capable of handling large amounts of data while remaining highly scalable under different demands.
Our tech stack
Go, gRPC
Postgresql
Kubernetes, Docker
Prometheus, Grafana
GCP
Your profile
You are a passionate backend software developer with experience in the area of modern software / system architectures
You have successfully completed a degree in computer science, business informatics, business information systems or equivalent
You are interested in financial concepts and the realm of Blockchain / DLT
You share our love for Go
Requirements
You have profound experience in the development and consumption of REST & WebSocket APIs, preferably using Go
You are fluent in different microservice design/communication patterns
You are comfortable in testing and documenting infrastructure and APIs
You are able to perform basic CRUD operations using SQL
Nice to Have
You have had experience with DevOps tooling, such as: Shell scripting, CI/CD (Gitlab), Kubernetes
You know your way around cloud provider offerings (GCP)
You are proficient in complex SQL-queries
What we’re offering
Become part of a young and agile team
Take an interest in topics that are really fun, interesting and challenging
Leave your footprint, because your ideas and solutions are important to us!
The result counts! We pursue a flexible working time and workplace model (home office)
Excellent infrastructure of your choice (Apple, BYOD, Coursera, Gym, etc.)
If we’ve got you interested, apply now to learn more about Blocksize Capital and the role!
How do you design and implement an API that communicates with thousands of cash registers in all stores of REWE, Penny and real,-? How do you automatically transfer money between different banks?
Software Engineer (f/m/*)
We operate Germany's largest independent payment infrastructure. Customers can use different services in several supermarkets to e.g. pay their invoices and deposit or withdraw cash from their private bank accounts using smartphone apps.
In the process of further developing our systems and implementing new projects, we are looking for software engineers that meet the following criteria:
You love coding! Software development is not just a job for you. You code on private projects as well and you are interested in the industry’s latest developments. You are fluent in at least one programming language.
In the future, you want to program in Ruby and Go! It would be awesome, if you have already worked with these two languages but in case you have not, that is also no big deal. In our experience, developers get productive in these languages very fast.
You are interested in the big picture! You want to know and understand how everything is connected, starting with our public APIs, to our internal services and the PostgreSQL database. It is your goal to ensure an error free operation for all our production systems through a mixture of code reviews, unit + integration tests and monitoring.
We know you are in high demand. Here is why we are different and why you will love working for us:
Our office is located in the middle of Berlin and is easily accessible using public transportation. We will procure your preferred technical devices, so that you can code as productively as possible. We also offer flexible working hours and the possibility to develop yourself further not just in your work-related area of expertise, but in other areas as well.
We have experts in the IT, as well as in all other departments, with excellent connections to other companies throughout Berlin and Germany. You can learn a lot of new things and experience how to build a "FinTech" from the ground up and how to establish it in the market.
After creating a solid base of operations in Germany over the last 8 years, we plan to realize several large projects in coming months, which build upon our existing payment infrastructure.
We will be happy to tell you more about this in a personal chat.
Full-Stack Engineer nanotek AG Düsseldorf, Germany €45,000 to €75,000 a year
January 2020
1 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
You will be given the freedom and the support, but also the responsibility – to successfully implement your ideas. We stand for innovative thinking and fresh ideas. We are active, curious, courageous, smart, clever, keen and always there for you. WE ARE OnBoard!Are you?
Your opportunity:
Write new and further development of the complex frontend solutions using e.g. Vue.js and backend development using e.g. Go that your peers praise for its elegance and readability
Develop data-driven and value-oriented products, work closely with our clients and bring ideas to life
Regularly interact with end-users to understand how your systems can serve them better
Propose, design and test applications to ensure data quality and systems reliability
Your background:
You have fundamental knowledge in working in a cloud environment (e.g. AWS, Google Cloud)
Hands-on experience working with relational databases & time-series database is a plus
You have expertise in modern frontend technologies (e.g. Javascript / Vue.js) along with the backend development (in Python, Node.js, Golang etc.)
You have excellent English communication skills (both spoken and written), German is a plus
What can you expect from life at naontek:
Innovation: You will be working at the frontline of digital healthcare. You will choose your own device and tools from state-of-the-art-technologies
Personal Growth: We support your constant personal and professional development and provide the dedicated training you need
Autonomy: We focus on our visions and goals and we give you the freedom to creatively reach those targets
Compensation: We offer competitive salaries together with employer funded pension, flexible working hours, additional holidays, lunch allowance and public transport ticket subsidy
Location: Our office is located in the digital heart of Düsseldorf (Medienhafen)
Backend Developer HDI Systeme Hilden, Germany €50,000 to €75,000 a year
July 2019
4 Applicants This Week
More Than 6 Months Old
Job Description
HDI Systeme AG is looking for Backend Software Engineers at all levels of experience to join our rapidly growing team in Hilden. You will design, build, scale, and maintain internal and external applications while contributing your expertise in technology, architecture, and systems to the larger organization.
About Us
We (de)code insurance. Our aim is to make insurance more simple by understanding customer needs to the fullest and serve them with digital solutions. At HDI Systeme AG we are developing digital solutions focussed on market effciency and employing state-of-the-art technologies. As a team we are pursuing our goals across the HDI Gruppe - enabling higher customer satisfaction is our aspiration. HDI Systeme AG is the IT service provider of the HDI Gruppe, the third largest insurance group in Germany with more than 1.000 employees in Hanover, Cologne, Hilden and Hamburg.
Your Responsibilities:
Design, develop, test and improve innovative backend software for sales applications
Work in a cloud-based (AWS) environment with serverless applications
Measure, analyze, understand, and improve application performance
Build and maintain strong relationships with our Data, Sales and DevOps teams
Help drive innovation and be an advocate for software quality
Assist directly and indirectly in hiring and in developing technical talent
Manage individual project priorities, deadlines and deliverables
Your Qualifications:
Hands on experience in software engineering with a commonly used language (Go, C, C++, Java etc.)
Experience in working in a Linux environment
You're familiar with common database systems, especially NoSQL
Experience in working with microservices
You understand industry best practices and are well-versed in modern software architecture practices
You're a quick learner, with an enthusiasm for software engineering and learning new technologies
You're independent and comfortable working in a fast-paced environment
Preferred Qualifications:
Degree in Computer Science, Information Technology, Engineering, or a technical field
Experience with building production applications in Go
Experience with Cloud Services (AWS, Google Cloud, or Azure)
Experience with asynchronous applications
You've worked on serverless systems such as AWS Lambda or Google Cloud Functions
Basic German skills
Why work with us:
You'll be at the front line of innovation driving new technologies in our corporate environment
You get a challenging working environment with an ambitious team of individuals with unique backgrounds and expertise
You'll have excellent technical and personal development opportunities (training, conferences & events)
We have an open door culture where ideas and initiatives are expected and encouraged
With our trust-based flexible working hours concept, you can easily balance job and private life
Exercise or relax with our various sports offers
With your company ticket for local public transport, you can get to work relaxed
Fruit and drinks are available for you in the office
Advanced Blockchain AG are looking for an experienced Back-End Developer to join our core development team. You’ll be taking on new and ongoing projects with industry leading clients looking to be the first to implement and benefit from blockchain technology.

What we offer:
An environment that embraces freedom and autonomy and values team
spirit and open communication. We encourage you to put forward your
thoughts and ideas.
An open plan office in the heart of Berlin.
The opportunity to contribute to cutting edge projects in a new and exciting
industry with the potential to positively reshape our world.
An international team of DLT pioneers from 12 different countries.
Flexible working hours.
Responsibilities:
Back-end development of our high-loaded web applications.
Working with our Blockchain API.
Rest API development.
Micro services development with Docker containerisation.
Working and maintaining different types of DB.
Collaboration and architecture planning with the team and CTO on a high-
performance back-end infrastructure.
Mentoring your team.
Main requirements:
5+ years in back-end development
Practical experience with MongoDB, MySQL, Redis, Postgres
Strong knowledge of Go and experience with C++, Python