We believe that the efficient management of buildings and office spaces is key to curbing the impact of climate change, enabling a more comfortable, productive and healthier working environment, and we’re looking for early team members passionate about this mission.
We are currently looking for an experienced Full-stack Engineer. You’ll be part of a team that builds a state-of-the-art infrastructure and networking solution.You will help build an affordable and simple to use cloud-based building automation software for small and medium-sized offices, to collect, manage, and integrate building devices in real time.
What you will do?
Implementation of a robust set of services and APIs to power the web application
Work with popular open source libraries including React, Redux and React Router
Work with GoLang and AWS tech stack for the backend
Building reusable code and libraries for future use
Optimisation of the application for maximum speed and scalability
Implementation of security and data protection
Integration of the front-end aspects of the applications
Providing the best in class UX for customers of the web application
Working closely with designers to bring their vision to life
Adhering to a set of code standards and good practices
Who you are?
Passionate about continous learning and furthering our cause
You hold BS/MS in Computer Science, Engineering, or related field
You have deep JavaScript knowledge and have worked with ES6
You are an expert in web technologies and APIs (HTTP2, TCP/IP, CSS/HTML, Browser JS APIs)
You are knowledgeable in modern web tools (NPM/Yarn, Babel etc.)
You are experienced working with React.js
You like to build for scale – lean but ready for demand growth
You’re a fan of open source philosophy, with data-driven development approach
You have a proven ability to efficiently manage all aspects of the software development life cycle in an Agile environment
You have an intense focus on building secure and reliable systems
You have a desire to build highly usable customer centric products
What we offer?
Working directly with the founders and shaping the company, who just received 7-digit Seed funding
Golang Engineer synergist.io GmbH Berlin, Germany €55,000 to €70,000 a year
March 2019
3 Applicants This Week
More Than 6 Months Old
Job Description
At Synergist, we've begun an ambitious project to to automate human negotiation.
We're building a foundation for algorithms to predict the best way for two people to reach agreement on legal contracts.. nothing like this hasn't been attempted before.Â
We make human negotiations machine-readable, create big data sets of behavioural data and use open APIs to integrate with third-party platforms. If we do our job right, our users feel empowered to negotiate contracts and get sh*t done really quickly.
We're now looking for a a backend focused Go Engineer who is comfortable building complex, server-side business logic and contributing to our extensible architecture built on RESTful APIs. Our solution runs on a modern stack which is deployed via CI/CD on Redis and stored in Docker containers running on AWS.
We have flexible working hours, no hierarchy and give you the autonomy you need to get sh*t done. We're a small team that iterate quickly, but also value who you are over how good you are... Our culture is our greatest asset and we try not to take ourselves too seriously ;)
What we are looking for:
5+ years of experience with any general purpose programming language (PHP, Java, Python); or a solid Computer Science background and a desire to learn new stacks
A desire to learn Golang
Strong MySQL and database design skills
An understanding of how design decisions affect scalability, storage requirements, and the like
Basic Linux skills
Fluent in spoken and written English
Nice to have:
Previous Golang experience
Experience working on a consumer product at scale
Experience with Docker, ECS and AWS
Familiar with at least one frontend framework (React, Ember, etc) - AngularJS is preferred
Familiarity with Redis, Docker and/or AWS
What we offer:
Work with cutting-edge technologies that are new in the market
A small international team with different skill sets, backgrounds and cooking abilities ;)
Engineering culture: 80% of our team works in technical positions and engineers contribute directly to product decisions
A bright and spacious office (central Berlin near Checkpoint Charlie) with huge kitchen for breakfast, pasta, snacks and drinks (all included)
Choose your laptop, screen and (mechanical!) keyboard
In summary:Â


If you'd like to be part of building an enterprise software company from scratch and responsible for shaping the world's first automated negotiation bot with a bunch of cool people, then get in touch.
Senior Software Engineer Remerge Berlin, Germany €60,000 to €90,000 a year
May 2021
1 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
Remerge is a fast-growing mobile advertising scale-up that has become the no.1 app retargeting company over the last 6 years with offices spanning Berlin, San Francisco, New York, Singapore, Beijing, Seoul and Tokyo. Remerge enables app developers to re-engage up to 3.3 million users per second across 1 million apps globally in order to increase retention and boost user lifetime value. We love data, designing for the user and anything that helps drive intelligent decisions.
Job mission
As a part of our Backend team you will be working on our bidding, data processing and machine learning infrastructure. This involves services which are distributed around the globe, handling more than two million requests per second and generating terabytes of data daily. Our tech stack consists of a variety of technologies such as Golang, Python, Kafka, Druid, Aerospike, Ruby, Elasticsearch, Chef, Hadoop, Spark, TensorFlow, Terraform and Kubernetes.
Responsibilities
Add features to and refactor existing code on our bidder while maintaining a sub 100ms response latency.
Build real-time processing pipelines to transform, aggregate, and ship data both internally and to external partners.
Develop supporting systems and infrastructure for machine learning research, such as model repositories, feature stores, and training environments.
Decide on appropriate metrics, logging, and alerting to ensure our distributed system stays in sync and operational 24/7/365.
Work in a hybrid environment that mixes on-premise with cloud based infrastructure (mainly AWS and GCP).
Requirements
We are not concerned with what kind of certificates and diplomas you have acquired so far if you are able to pragmatically solve a problem.
A good understanding of underlying software development and computer science concepts.
Previous experience with, or a strong desire to learn, the Go programming language.
Analytical skills for performing exploratory work, combining data from multiple sources to find patterns.
Interest in developing solutions for problems inherent to globally distributed real-time systems.
Previous experience building and working with machine learning infrastructure is a plus.
Ownership of your work - build it, deploy it, fix it, monitor it, repeat.
Ability to communicate ideas, technical concepts, and analysis results in a meaningful way to non-technical colleagues.
Our Promise
Team that values good engineering practices, lean processes and simplest working solutions
Opportunities to learn and expand your skill set
Mentorship program for technical and non-technical skills
Work when and where it best fits you either from home or our brand new office
Generous remuneration package including virtual shares, a dedicated education budget and end of the year bonus
Travel to our offices around the globe for a short term assignment for up to a month each year
Comfortable work setup - laptop, phone, screen(s), standing desk etc.
Support for your setup while working from home
Remerge is an Equal Opportunity Employer: all qualified applicants are considered for positions regardless of race, ethnic origin, gender, age, religion or belief, marital status, gender identification, sexual orientation, veteran status or disability. We're looking forward to your 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.
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 10 countries, operating from offices in Berlin, New York City, Sydney, Toronto, London and Amsterdam. Our more than 4,000 employees are the heart and soul of our highly international, fast-paced, and dynamic environment where innovation and smart, fast action is encouraged.
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
Be a valued member of an autonomous, cross-functional agile team
Build and take operational responsibility for the HelloFresh platform
Architect, design, develop, deploy and operate microservices that serve millions of users, using DevOps practices and tools
Monitor and improve the usage of the services you build
Close cooperation with Frontend, Devops and Business Intelligence teams
Creating a smooth and pleasant end user experience, for both our customers and our internal users
Who we are looking for
You are extremely comfortable and have solid back-end experience with at least one of the following languages: Go or Python
You have extensive knowledge of OOP, Design Patterns and SOLID Principles
Prior experience with unit, integration & functional testing, distributed architectures, applications tuning/profiling, and continuous integration are all highly valued
You are used to working with relational and non relational databases
Additddvfionally, any experience working with microservices is a plus
Interacting with front-ends, 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 the platforms and environments we support.
Perks & Benefits
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.
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
Site Reliability Engineer PubNative Berlin, Germany €40,000 to €65,000 a year
October 2018
5 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
PubNative is a mobile publisher platform that serves native ads via a scalable and flexible API for mobile apps and web. Our publisher-first approach focuses on the specific needs of each publisher across all verticals. Our ad serving technology is used by developers and publishers around the world.
Our system consists of a myriad of high load Golang-based APIs, iOS SDKs, Ruby/Rails 5 dashboard, Scala and Spark data- and ML pipelines, Druid OLAP system, running on a Mesos and Kubernetes cluster.
We're always on call to keep our networks up and running, ensuring our users have the best and fastest experience possible. We follow “Infrastructure as Code” model and immutable deployment strategies.
We are looking for a Site Reliability Engineer (m/f) to help us build and operate infrastructure platforms, and provide technical consultancy to engineering teams on how to build reliable, scalable and efficient services.
Our Responsibilities:
- You help us build a hybrid, poly-cloud-provider environment
- You help to design, develop and operate monitoring, tracking platforms
- You drive scalability and operability of supported systems/infrastructure
- You participate in on-call rotation and be on-call for the services you build and support
- You work with other teams to provide consultations in systems architecture support for new and existing production systems
- You write code so that you can automate tasks, support SLA for Production Systems, you support other engineering teams on reliability, scalability and efficiency topics
- You manage OS image/templates via Packer, provision infrastructure via Terraform
- You support CI/CD and make new pipelines
- You engage in and improve the whole lifecycle of services—from inception and design, through deployment, operation, and refinement
- You support services before they go live through activities such as system design consulting
- You maintain services once they are live by measuring and monitoring availability, latency, and overall system health
Our Requirements:
- 3+ years of experience in a Site Reliability role/Full-stack developer
- Experience with public cloud providers (AWS, Google Cloud, Digital Ocean, etc.) and Infrastructure as Code (Terraform)
- Strong programming skills and familiarity with modern programming languages: Go, Ruby, Python, Shell etc.
- Knowledge of managing docker containers and microservices via Kubernetes
- Experience building and monitoring systems and metric collection pipelines
- Track record of building automation and solving multi-datacenter/clouds infrastructure problems
- Knowledge of algorithms, data structures, complexity analysis, software design and reverse engineering
- Interest in designing, analyzing and troubleshooting large-scale distributed systems
- Experience working with source control - Git
- Experience with continuous integration platforms such as TeamCity, Jenkins, CircleCI etc.
- Understanding of Agile, DevOps practices such as CI/CD, automated testing etc.
Who we are
The future of transportation is Green. Here at FlixMobility Tech, the R&D group, we develop software with the brightest minds from around the world to engineer new experiences for our millions of customers across our apps and websites. Every day we solve challenging problems, like how to scale rapidly around the world and how to make an experience that delights our customers. We have a culture of sharing ideas, contributing to open source projects and being an active member in our technical communities.
To support our team we are currently looking for DevOps/Cloud/Platform Engineers (m/f/x) to join our Platform team in Berlin as soon as possible.
Your tasks - Paint the world green
Paint the world green!
Build our cloud! Design, deploy, monitor and maintain our infrastructure that hosts flixbus.com and the services it depends on, which is comprised of multiple Kubernetes clusters on AWS (provisioned with Terraform) and a private data center (running Debian on bare metal).
Don't repeat yourself! Automate everything through our configuration management using Puppet and Ansible.
Speak freely! Develop ops-related solutions, preferably in languages like Python, Golang, Lua or Ruby.
Go team! Educate and support other teams to enable them to fully utilize our stack.
Share the wealth! Contribute to open source projects (e.g. Kubernetes, Openresty and many more) or open-source our own projects
Decisions, decisions...Evaluate interesting new technologies and come up with strategies to implement them.
Don't panic! Spot and troubleshoot problems with our monitoring (Prometheus/Grafana) and use your insights to improve our disaster recovery plan.
Your Profile - Ready to hop on board
Experience with cloud architectures (AWS, IaC)
Good Linux skills (2+ years)
Good containerization (Docker) skills
Solid networking and database skills
Experience working with multiple development teams
Excellent communication skills
Be result driven and value oriented
Fluent in English
Perks - More than just a job
Drive change. With innovation and smart technology, we are changing the way people travel, and you too can have an impact on this ride. Everyone is equally important and works together on uncharted challenges alongside inspiring colleagues from all over the world.
Trust-based working. We don't punch the clock – organize your own schedule. We trust in what you do!
Fun at work and beyond. Discover the world with your free FlixBus rides and join our regular team events – there's always something to celebrate!
Feel at home. We provide you with a comfortable working space, free drinks, casual dress code, diverse employee discounts and more.
So if you are passionate about the new stack and want to keep up with the promising emerging technologies, FlixBus is the place to be. Apply now!
Backend Engineer Spilly Berlin, Germany €45,000 to €50,000 a year
October 2018
3 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
You love building distributed systems at massive scale and tackling impossible problems that few engineers are fortunate enough to face.
Our team of backend engineers extends our super efficient Golang-based backend every day. We leverage Kubernetes and Google Cloud to focus on what we are really good at. Delivering VR experiences in seconds to our users all around the world. Massive growth means that we constantly need to reinvent and reiterate. We continuously investigate new tech stacks and are open for your input and experience to shape our thriving service cluster.
Responsibilities:
- Plan, organize and implement solutions to complex engineering problems.
- Drive adoption of best practices in code health, testing, and maintainability.
- Analyze and decompose complex software systems.
- Collaborate with and influence others to improve the overall design.
- Work together with leading Computer Vision researchers
Requirements:
- Excellent software craftsmanship
- Experienced in Test Driven Development
- Hands-on distributed systems know-how (2 years+)
- Experience working with container based environments
- There’s no such thing as a “doesn’t work” attitude.
- Estimate your work and deliver on time working in an Agile process
Special Qualifications:
- Experience building highly-scalable services in Go
- Experience with high resolution video streaming and processing
- Experience with large-scale machine learning and computer vision
- Experience with data analysis and data visualization
- Experience with modern browser APIs (WebRTC & WebGL)