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.
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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!
At HelloFresh, our mission is to change the way people eat - forever. From our 2011 founding in Europe’s vibrant tech hub Berlin, we’ve become the global market leader in the meal kit sector and inspire millions of energised home cooks across the globe every week.
We offer our meal kit boxes full of exciting recipes and thoughtfully sourced, fresh ingredients in more than 12 countries, operating from offices in Berlin, New York City, Sydney, Toronto, London, Amsterdam and Copenhagen and shipped out more than 250 Million meals in 2019.
Our more than 5,000 employees are the heart and soul of our highly international, fast-paced, and dynamic environment where innovation and smart, fast action is encouraged.
We want you to join us and help take HelloFresh to the next level - as a company in its growth phase this is a great time to join. Career and development opportunities are endless.
We will encourage you to make an immediate impact in your area of work as well as empower you to grow your career with us.
Our Engineering, Data, Product and Security teams are located in Berlin and New York and are critical to what we do. From procurement tools, to conversion rate optimization, live pricing tools, payment services and add-on upselling features, we work on challenging problems and have a high output of building and releasing features and engines that make our business thrive and deliver real financial impact.
You can get a taste of what we've been working on by checking out our tech blog.
About the job
Our Backend Engineers assume development and operational responsibility for the HelloFresh platform that serves millions globally to deliver the best experience for our customers and internal users
They take ownership of the architecture, design, development, deployment and operations of the microservices they develop, using DevOps practices, pair programming and other cutting edge methodologies
They are active, solution-oriented members of autonomous, cross-functional agile teams collaborating with Product Owners, Front-end Engineers, Designers, and Business Intelligence teams
They participate in bi-weekly Chapter Days to take part in exploratory initiatives and to share knowledge and trends with the engineering department
They have an in-depth understanding of HelloFresh’s core product and architecture, and act as ambassador for software solutions offering support and mentorship to colleagues
They are comfortable with state-of-the-art technologies like Kafka, RabbitMQ, Spark, Kubernetes, Istio, and more
Who we are looking for
You have solid back-end experience within Microservice architecture using Golang, PHP and/or Python
You have experience working with Docker and container orchestration technologies such as Kubernetes
You are experienced in CI/CD methods and practices
You have practical experience of TDD, BDD, DDD and distributed architectural patterns
You have a background working with event-driven architectures using RabbitMQ and/or Kafka
You are experienced in end-to-end development processes, including unit, integration & functional testing, distributed architecture, application tuning/profiling, and continuous integration
You have experience working with relational and document databases, including PostgreSQL, MySQL, MongoDB
You thrive in the opportunity to collaborate and mentor team members, while also sharing practical knowledge and trends
Interacting with front-end developers, designers, product managers and our teams around the world is very much part of our day-to-day, so communication skills are vital. We are looking for strong problem-solvers who can apply their engineering skills to a wide range of platforms and environments, while also acting as an ambassador to coach team members and stakeholders.
What we offer
Relocation assistance to move to Berlin and visa application support
Competitive compensation
Significant reduction on our meal kits
Annual learning and development budget to attend conferences or purchase educational resources
Sabbatical policy
Work in our office located in the heart of Berlin
A diverse and vibrant international environment
A range of perks (Free in-house crash course in German, compensation for advanced German classes, in-house lecture series and knowledge sharing programme, discounts for our neighboring gym & Urban Sports Club, free weekly yoga classes, summer & winter parties, discount on our HelloFresh GO vending machines)
The chance to have a significant impact on one of the fastest-growing technology companies in Europe in an exciting growth phase
Are you up for a challenge?
Please submit your complete application below including your salary expectations and earliest starting date.
Senior Backend Engineer finn.auto Berlin, Germany €60,000 to €80,000 a year
May 2020
2 Applicants This Week
More Than 6 Months Old
Job Description
our mission to build the most popular mobility provider in the world. We launched, in 2019 offering an all-inclusive car-subscription in Europe.
Objectives
At finn.auto we create software that will manage thousands of vehicles and customers on a daily basis. You have the chance to join this team early on and work independently on our product. If your coding skills are known around the globe, and you love to contribute your ideas and engineering skills to a growing company in the heart of Munich then apply now.
We strongly believe in:
Best software to support business: Together with your team, you ship new features for our cloud platform. Thereby you actively participate in delivering the best software possible for our customers and business units
Strive for excellence: You strive to deliver the best possible experience for our users by empowering them through an effective software.
You build it, you run it: You build features with an “you build it, you run it” mindset and are responsible for testing, deployment and monitoring of your code. Yes, we believe in Serverless
Your profile
You have solid experience in software engineering of larger projects, preferably B2B, B2C or SaaS products
You have a profound knowledge of Python, or NodeJS
You are not afraid of serverless applications including continuous integration and testing
Putting code live every day is a given
You don’t worry setting up a local dev environment, spinning up a Docker container on an AWS instance or resolving a couple of merge conflicts
You have been part of an agile development team. You favor open communication, constant feedback and short decision paths
You have a “Never-stop-learning” attitude and a desire to develop and grow
You are fluent in English
Our profile
We are a dynamic team with great ambitions in the heart of Munich (Marienplatz)
We strive to make mobility fun & sustainable and build the most popular mobility provider
We live a culture of trust and personal responsibility. Every idea and every opinion is welcome
We love and live an agile work environment. We work as a SCRUM team, with open boards, regular retros and daily stand ups
The exchange of opinions between our employees is key. We value our joint lunches and team activities
We believe in DevOps, continuous integration and testing
State-of-the-art tools like: gitlab, swagger, …
An open-minded tech organization with a “best tool for the job” attitude. Freedom to choose your tools and technology given plenty of room for learning and experimentation
Choose your work equipment, accessories, editors and tools which make you the most comfortable
Excellent fixed salary
2,000€ yearly personal development budget: We constantly motivate and fund you to learn, grow and advance your potential
Senior Go Developer AMBOSS Berlin, Germany €60,000 to €70,000 a year
March 2020
2 Applicants This Week
More Than 6 Months Old
Job Description
As our Senior Go Developer, you will make key contributions to the creation of a product on track to improve medical care for millions of people. You will be a valuable member of our Backend chapter with the chance to maintain an ever-expanding cloud-based product, the freedom to work on a wide range of topics, and the opportunity to make architectural (design) decisions.
WHO WE ARE
AMBOSS is a medical education company that has fundamentally changed the way physicians acquire their know-how. Our comprehensive study and reference tool combines cutting-edge technology with the latest medical research.
Founded in 2012 by doctors for doctors, the company’s international team consists of more than 40 different nationalities, with the most diverse backgrounds. AMBOSS is headquartered in Berlin with offices in Cologne and New York, currently serving over 500,000 users in more than 180 countries.
WHAT YOU WILL DO
Working in an agile team on one of our main products – the online pharma information base for physicians.
Assist in the migrationto microserviceswith Go
Further expansion and maintenance of our API based on GraphQL
Refining implementation in rounds of code review, quality assurance, and PO acceptance.
Covering your code with unit/functional/end-to-end tests.
Architecture and API design decisions working in a cross-functional team.
Monitor during operation (using tools such as Kibana, Cloudwatch, DataDog) for analysis and optimization.
Collaboration with our support team in escalation cases (troubleshooting or usability optimization).
WHAT YOU WILL BRING
An expert understanding of Go with proficiency in Python or PHP to develop applications and microservices.
Deep understanding of building maintainable & scalable code.
Ability to hold your ground in architectural discussions that are focused on implementing best practices.
Great knowledge in relational and non-relational databases or document stores
Routine in working with development tools like Git, GitHub, Jenkins, Jira, Docker, Kubernetes, etc.
Mastery over the Englishlanguage, you can freely discuss your ideas in an agile work environment.
Cross-functional project management experience where you guided engineers, developers, designers & scientists, is a real plus!
THE AMBOSS PRESCRIPTION
Set your own biological clock: Make use of our flextime and home office options.
Keep the hemoglobin flowing: Enjoy our fitness and wellness program with a sponsored gym membership.
Need more serotonin? Get involved in our monthly team events, game nights, and weekly language lunches.
Keep those synapses firing: Profit from ongoing learning opportunities with our educational seminars, “crosstalks”, and development programs.
No risk of high cholesterol here! Dig into freshly cooked lunches, healthy snacks, and wash it all down with the help of an amazing Italian espresso machine.
Your doctor recommends time off your feet? Our mobility perks have you covered with a yearly public transportation card.
Want a little extra exercise? Then choose the sponsored bike instead of the public transportation card.
Reduce that childcare-associated cortisol build-up: Bring your child along to our AMBOSS Daycare when your Kita is closed, or use it to bridge the gap until you find a Kita spot.
We believe that it is not possible to put every type of diversity into words. We always have and always will live with the intention that every person, from every background and demographic, is welcome. Whoever you are, and wherever you come from, we believe you have something to add to our mission.
Does this sound like the place you have been looking for? Get in touch! We are looking forward to receiving your application.
VP of Engineering finn.auto München, Germany €80,000 to €110,000 a year
December 2019
1 Applicants This Week
More Than 6 Months Old
Job Description
Join finn to make mobility fun & sustainable. Play a key role to fulfill our mission to build the most popular mobility provider in the world. We launched in 2019, offering an all-inclusive car-subscription in Europe.
Objectives
At finn we create software that will manage thousands of vehicles and customers on a daily basis. You have the chance to join this team early on and independently work on our product. If your coding skills are known around the globe, and you love to contribute your ideas and engineering skills to a growing company in the heart of Munich then apply now.
We strongly believe in:
Best software to support business: Together with your team, you ship new features for our cloud platform. Thereby you actively participate in delivering the best software possible for our customers and business units
Strive for excellence: You strive to deliver the best possible experience for our users by empowering them through an effective software
You build it, you run it: You build features with an “you build it, you run it” mindset and are responsible for testing, deployment and monitoring of your code. Yes, we believe in Serverless
Your profile
You have a Master’s degree (or equivalent) in Computer Science or similar
Proven track record (5+ years) in software engineering of larger projects, preferably B2B, B2C or SaaS products
Experience building and working in high-performance, strong cross functional software development teams (Coding skills is a must)
Profound knowledge of React, Python, NodeJS or Go
Experience (3+ years) in (multi-) team lead role. Managing people is just as exciting as managing software
Passion for shipping CI/CD is a must. Putting code live every day is a given
“Never-stop-learning” attitude and a desire to develop and grow
Passionate about people, and improving the environment in which they work
You are fluent in English
Our profile
Founders who understand the importance of tech and developer needs
We strive to make mobility fun & sustainable and build the most popular mobility provider
We are a dynamic team with great ambitions in the heart of Munich (Marienplatz)
We live a culture of trust and personal responsibility. Every idea and every opinion is welcome
We love and live an agile work environment. We work as a SCRUM team, with open boards, regular retros and daily stand ups
We value our joint lunches and team activities
We believe in DevOps, continuous integration and testing
State-of-the-art tools like: gitlab, swagger, …
An open-minded tech organization with a “best tool for the job” attitude. Freedom to choose your tools and technology given plenty of room for learning and experimentation
Choose your work equipment, accessories, editors and tools which make you the most comfortable
Excellent fixed salary
2,000€ yearly personal development budget: We constantly motivate and fund you to learn, grow and advance your potential
Produce quality code that is maintainable, efficient, reliable and secure for mission critical real-time web applications.
Work with multiple teams and lead multiple modules.
Determine optimum frameworks, architectures and tools.
Stay atop industry trends and new technology.
Deploy code multiple times a day.
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
Backend developer Hasty.ai Berlin, Germany $65,000 to $75,000 a year
July 2019
2 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
Why Hasty?
Annotating data is an expensive hassle that nonetheless is the backbone of almost all applications of AI today. We are trying to take away some of that pain by assisting and automating to as high a degree as possible the process of labelling images, using machine learning. By doing so, we hope to open up the field of vision-based AI for new applications and for organizations that previously couldn’t use AI-powered technology as it was too expensive for them or because they lacked the technical know-how needed to develop an AI-solution from scratch.
As a workplace, we can offer you the opportunity to work on the cutting edge of AI in a startup environment, where you help us build a product from the ground up while being part of the core team with a voice in what we should do next.
Qualifications:
4 years of experience in designing and building complex software systems
Extensive experience writing applications with Python
Experience with Golang is a plus
Experience designing and operating distributed systems
Experience performing code reviews and pair-programming with other software engineers
Proactive communication and excellent teamwork skills
Ability to work independently and take ownership of tasks
What we offer:
Competitive package with equity and a sizeable learning budget that you can spend as you wish to develop yourself
A real problem to solve with the potential of having a real impact on the world around us
A startup environment with flat hierarchies
Support from a WATTx, a Berlin-based company builder, offering you the security and support of a larger organization
Workplace flexibility - Home-office, remote, adjustable working hours - we place our trust in you being the best person to plan your workweek
A great place for the intellectually curious, as we are sharing offices with other startups in the AI landscape
For our startup we are looking for a Java Developer who knows what’s going on and who is a good addition to our highly skilled development team. We have space for people who like to focus on one area to become the goto person in this area as well as people who need a new challenge every now and then. People who have new ideas are more than welcome.
Responsibilities:
- Work on the development of our disruptive platform for esports data distribution
- Help us to improve and expand our OCR plattform
- Work together with our DevOps team to make our system more reliable.
- Work together with our Data Scientists to improve our data pipelines
- Create APIs to deliver our data to customers
- Have an eye for improvements in regards to performance and code quality
Requirements:
- Strong understanding and moderate (3+ years) experience working with Java, and within a Java environment.
- Moderate experience with both relational and non-relational databases
- Moderate experience writing and working with a service-based architecture.
- A fast learner who is highly motivated and independent, but also works well as part of a team.
- Output-oriented way of working
- Good problem solving skills (able to break down problems and troubleshooting bugs effectively)
- Fluent in English (both written and spoken)
Pluses:
- Experience with Python, Go-lang or Scala
- Experience with Hibernate, SpringBoot, Akka, Gradle
- Experience working with distributed messaging queues (RabbitMQ, Kafka, Pulsar) at enterprise scale
- Experience with cloud-based deployment: AWS (or similar), Docker, Kubernetes.
- Experience with game engines: Source Engine, Unreal Engine, Unity.
- Experience with OCR technologies
- Any skills or experience in reverse engineering computer games.
- Passion for esports, gaming, and technology
We offer you:
* A "get shit done" culture
* Flexible working hours based on goal reaching rather than amount of time spent in the office
* 10% of your work time to spend on esports and/or gambling topics of your choice (alone or as a team)
* Internal training sessions in your field of profession and beyond
* Gaming room stocked with 6 PCs to play and crush enemies with your colleagues
* Bayes bar with free snacks and after work beers
* Free massage sessions
* Subsidized lunches that get delivered to the office
* Free coffee, water & soft drinks to stay focused and hydrated
* Lots of game enthusiasts to talk and share game experiences with
We look forward to receiving your application (cover letter, CV and references) as well as your salary requirements and earliest possible starting date. Please send an email containing this information to: application@bayes.gg.