Job Description

We are looking for Senior Software Engineer to join our office in Berlin. We’re a team of 5,000 ambitious, curious people building marketplace platforms that make it super easy for anyone to buy and sell almost anything, boosting local economies.

What you will be doing: • Working in a small, cross-functional team of about 5-7 people (product, data engineering, front-end, back-end, DevOps) • Have impact on the direction of the product, not just the technology side (a sense of ownership is not only allowed, but expected) • You’ll be writing maintainable, testable and performant code in a Continuous Integration Environment • Research, suggest and implement new solutions to our problem domain • Thinking about and acting on data management solutions • How to improve the architecture and split the different domains into microservices

Who we’re looking for: • Has senior-level experience with any state of the art back-end technology. Current tech stack includes Go, Python, Node and JVM — if you’re the candidate for us, you will pick up these technologies quickly, or convince us we should be using something else. • Worked in Agile environment (Kanban, Scrum or XP) • Knows PHP on at least average level • Was exposed to TDD or BDD • Takes ownership and can work independently • Who worked in high-traffic, high-volume, cloud applications • Sees the differences between SQL and noSQL databases

What we’ll give you: • Contributing to the global OLX Group • International career and travel opportunities • Work with an international team of top engineers learning from one another • A budget for conference and education • Competitive salary and great benefits • Home Office possibilities • Company Mobile phone • Any tool you might need MacBook Pro, Notebook, PC (selection of Dells and Thinkpad machine) • Free coffee, snacks, and drinks • Great office location around the corner from Berlin Hauptbahnhof What you need to know about us: • OLX is the world’s leading classifieds platform in high-growth markets. It’s available in more than 35 countries and in over 50 languages. The platform makes it so easy to connect people to buy, sell or exchange used goods and services. • OLX is part of the OLX Group, a global product and tech company with 17 brands, +40 countries, +5000 people and one mindset. • Our mission is to make it super easy for people to buy and sell almost anything, boosting local economy • We are proud to be different, and we work differently too. We combine the spirit and agility of a start-up with the maturity that comes from being part of a 100 year-old company. • We are curious, ambitious and allergic to corporate interference. We improvise, experiment and push each other further, embracing uncertainty and driving change.

If you’d like to learn more about the OLX Group take a look at the other parts of our website or reach out to Sebastian. And remember, we are an equal opportunities employer.

Job Description

We are seeking a highly skilled Backend Engineer to join our dynamic team. The ideal candidate will have extensive experience in full-stack Go development and a strong understanding of Kubernetes and AWS deployment. This role requires someone who can build scalable backend systems and ensure seamless integration with our machine learning algorithms.\u000A\u000AAbout Prospecter: At Prospecter Ventures, our mission is to transform technology and its usage in the modern era through the creation of cutting-edge technology offered through our SaaS product. We work across the globe and remain at the forefront of technologic development. Through this, we are on an extraordinary scaling pathway, becoming one of the leaders in our industry. Our core values are the backbone of our business and guide our day-to-day operations, we are: results-oriented, future oriented and strive towards making the world a more unified place through the use of technology. Furthermore, making our technology accessible and affordable to users around the globe, is important to us.\u000AProspector is a pioneering company focused on developing an advanced machine learning content management system (CMS). Our tech stack includes Golang, gRPC, and protocol buffers for backend services, and TypeScript with Vue.js for frontend applications. We aim to revolutionize how content is managed and delivered using cutting-edge technology and innovative solutions.\u000A\u000AKey Responsibilities:\u000A● Develop, maintain, and enhance backend services using Golang, gRPC, and protocol buffers.\u000A● Design and implement scalable microservices architecture.\u000A● Deploy and manage applications on Kubernetes and AWS.\u000A● Collaborate with frontend engineers to integrate user-facing elements with server-side logic.\u000A● Support the Machine Learning team for model deployments and infrastructure topology.\u000A● Optimize applications for maximum speed and scalability.\u000A● Implement security and data protection measures.\u000A● Write clean, maintainable, and testable code.\u000A● Participate in code reviews and provide constructive feedback.\u000A\u000ARequirements:\u000A● Bachelor’s or Master’s degree in Computer Science or a related field.\u000A● 5+ years of experience in backend development using Golang.\u000A● Proficiency with gRPC and protocol buffers.\u000A● Strong experience with Kubernetes for container orchestration.\u000A● Expertise in deploying and managing applications on AWS.\u000A● Familiarity with CI/CD pipelines and DevOps practices.\u000A● Solid understanding of microservices architecture.\u000A● Excellent problem-solving skills and attention to detail.\u000A● Strong communication skills and the ability to work effectively in a remote team .\u000A● Based in Germany environment.\u000A\u000APreferred Qualifications:\u000A● Knowledge of machine learning concepts and tools.\u000A● Familiarity with database technologies (SQL and NoSQL).\u000A\u000ABenefits:\u000A● Competitive salary\u000A● Flexible working hours and remote work opportunities.\u000A● Professional development opportunities.\u000A\u000ADoes the above description spark your interest? Or do you feel like you could be a great fit for us, but don’t fit the profile 100%? Feel free to reach out to us, we are happy to jump on a call with you to discuss potential career opportunities.\u000AWe strongly believe, that skills can be acquired, as long as the drive and passion by a team member is given!\u000AWe are an inclusive team and are happy to hear from all potential candidates regardless of their identified gender, sexual orientation or disabilities.

Job Description

Make independent decisions, prioritize what to build, and execute. We want you to own the whole toolchain, discuss our business needs with department heads and empower others to build the next generation of our marketing tools!

We deliver what we set out to deliver, and you will drive our future growth. To make this happen JustWatch allows for your maximal autonomy and our leadership is no-nonsense, deeply technical, and involved in their fields. Use this to transform your team into a more efficient structure. Propose new tools, hire people and give raises. Lastly, be hands-on without asking when your team needs support, and show them that you care.

This is why our tech punches far above its weight class:

Software is not a beauty contest for us - we prefer battle proven, easy to understand technologies. The team ensures stability by focusing on the most beneficial tests and monitoring we can create - not by ticking boxes. We iterate over our existing tools to improve them over time - yet we are also not afraid of big jumps. When it comes to the infrastructure we need, we build it specific to our needs; we don't leave that to someone else. In short:

We write our software in Go (since the beginning) We keep our data in Postgres databases All services are hosted in our Kubernetes cluster We use Google Cloud Services for our cloud needs What we need from you

You solve complicated problems with simple solutions. Technology is a means to an end for you, not an end in itself. "Not invented here" Syndrom, is something you are aware of and prevent. You distain bureaucracy and needles overheads and you feel the same about meetings This position is remote, but you have to life in a time zone with +/-3 hours around CET or you are willing to relocate accordingly

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 migration to microservices with 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 English language, 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.

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. 

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:  
 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.

Job Description

We're looking for someone who has: - At least 5 years of software engineering experience. - Significant experience writing Golang. - Built an open source framework for software development. - Significant open source software contributions. - Experience working in an agile development environment. - The ability to take ownership and see initiatives through. - Worked with and mentored junior engineers. - Exceptional communication skills. - Experience working with distributed teams.

What your primary responsibilities will be: - Improve the SDK codebase by committing DRY, well tested code. - Work with the SDK team to triage tickets and move the project forward. - Review pull requests and provide valuable feedback to members of the team and open source contributors. - Mentor junior engineers and support the growth and health of the team. - Help with developer adoption by supporting projects using the SDK. - Participate in developer discussion forums and work to improve the usability based on user feedback. - Promote the SDK by publishing blog posts and guides.

What we offer: - The opportunity to build the future of the internet. - An exciting role building open source software. - Flexible work schedule. - At least 4 weeks of paid vacation. - Very competitive salary, including equity.

About our application process:

Qualified candidates can expect to go through a 4 step interview process. The first interview will be a call to assess cultural fit and to make sure our goals are aligned.

If we think there is a good fit, you'll have a call with one of our project managers to learn more about your skills and attitudes toward teamwork. If it's clear that you'd be a good addition to the team, we’ll ask you to complete a technical task for which you will be compensated.

If your technical task displays a high level of quality and care we will set up a final interview with our CEO or CTO.

The process can take up to 3 weeks.

How to apply: To apply, please fill out this form: https://goo.gl/forms/jpdRI1wD8pdfoqKl2

Job Description

Our goal is to replace the physical key and to revolutionize key management. Our smart access-as-a-service solution KIWI allows users to unlock doors completely hands-free with our identity token KIWI Ki or by using our KIWI App. Our customers from the real estate industry use the KIWI Portal to simplify key management. And service providers like Deutsche Post and waste management companies open the doors of apartment buildings with KIWI. More than 47.000 households in 15 cities are already connected to the KIWI Infrastructure.

Our development team is an interdisciplinary mix, covering the full range from hardware and firmware development through systems, web, and mobile. Our highest priority is safeguarding the privacy and security of our users. We believe that it’s possible to have a connected system without gathering huge amounts of information on the private lives of our customers. As a result, we have developed our whole system almost entirely in-house, using cutting-edge cryptography, an innovative wireless sensor network, and an open-source approach.

YOUR ROLE

The role of the SRE at KIWI is to allow for the business to make changes quickly and safely within the company. Your role includes: - Working with the business to translate business requirements into technical implementations. - Designing and building tooling and process patterns to be used by the rest of the Engineering team. - Maintain production and test environments.

YOUR SKILLS

• Excellent, in-depth knowledge of GNU/Linux and associated technologies.
• Strong knowledge of TCP/IP and UDP.
• Highly skilled in at least one scripting language.
• Working experience with Kubernetes, preferably running on CoreOS, continuous integration pipelines (Gitlab-CI, Travis, Circle).
• An understanding of Ceph network block storage.
• Python or Golang background a plus.
• Excellent communication skills, both written and verbal.
• A proven track record of working with Linux systems.
• Able to work autonomously. Identifying and prioritising tasks; experience enough to know when you seek input from others.

WE OFFER

• A high degree of autonomy, challenging tasks, and the ability to impact the company every day
• An inspiring work environment based on team spirit, fun and passion for our product
• Employee stock ownership plan und training budgets
• German classes for non-native speakers
• Weekly team breakfast and lunch as well as unlimited coffee and other drinks
• A friendly and international team in an office in Berlin Mitte

Join our talented team and be a part of the KIWI story! We are looking forward to receive your application. Please apply here: https://kiwi-jobs.personio.de/job/13157#apply. Your contact person is Charlotte.

Job Description

Opinary has one mission: We help people make up their minds. Globally, millions of people use our polling technology to share their opinion, engage in open dialogue, and understand complex debates - all with one simple click. And, by harnessing the latest advances in Machine Learning, NLP, and distributed systems design, our platform ensures that readers get the right question at the right time.

With over 80 million monthly users, we’re one of the fastest-growing startups in the media space. You’ve probably used our tools yourself on publishers like The Times, Spiegel Online, NBC, Huffington Post, or the Independent.

As a Platform Engineer, your technical chops will directly impact today’s debates in the most relevant media outlets.

Who we’re looking for

Sure, we need someone talented. But, most importantly, we are looking for someone who:

• Owns challenges. Who doesn’t back down or say “that’s not my job.”
• Is a great communicator and listener. Likes to collaborate across teams and understand why their project matters to everyone in the company.
• Embodies our values of care and respect. That means caring for and respecting your colleagues as well as your own mental and physical health.
• Is comfortable with designing and developing large distributed systems.
• Has a solid understanding of effective engineering practices (TDD, XP, etc.).
• Has worked in modern cloud platforms such as AWS/GCP.
• Is familiar with the concepts of event-driven architectures.

Your challenges

• You develop software in a compliant and rigorous way, whilst maximizing the value add to our stakeholders: users, brands & publishers.
• You take ownership of the existing codebase and proactively work on improving the stability of it.
• You maintain and monitor the live system, and you are responsible for the swift recovery in case of issues.
• You design and implement new services that support the needs of the stakeholders.
• You enhance our technology stack and lead the implementation of platforms both as well as the systems infrastructure of our product
• You collaborate with our Product Lead to refine the product-market fit
• You work in a close and trustful relationship with the founders, product and sales teams in a cross-discipline agile environment

Your profile

• You had the chance to work in a team on a live project for at least three years as a Software Engineer.
• You approach the problems holistically, and you can make tradeoffs based on data.
• You value coding as your craft and understand that writing software is about solving technical problems - but equally important, something to be maintained and understood by your peers.
• You enjoy pair-programming with your colleagues.
• You had the opportunity to debug a live service, on live traffic, with live users.
• You’re proactive and curious: always eager to learn new things and happy to share your knowledge with others.

What we offer

• We have a diverse and open culture from different professional and personal backgrounds. Our agile team provides the space to directly influence and impact our product positively
• Growth and continuous learning: everyone at Opinary is encouraged to trust in experiments and personally grow - with a generous learning budget to help out
• We provide a flexible working environment. Choose your working hours, take unlimited work-from-home and holidays, and choose your preferred laptop

Job Description

Chorus One is close to releasing a validating node for the Cosmos network. We are actively searching for a Blockchain Engineer to build validating nodes for other decentralized networks. The work consists of reviewing codebases of other decentralized networks, designing a path forward to deploy validating nodes using our internal infrastructure and to ensure operational security in deployed infrastructure. This position is a unique opportunity to work with a very experienced team on cutting-edge decentralized networks and financial services around cryptocurrency.

Responsibilities:

• Review core codebases of decentralized networks such as LivePeer, Tezos, Cardano and map out infrastructure requirements for validating nodes.
• Design, implement and merge additional functionality in codebases of said networks, as needed, to make validating nodes compatible with our infrastructure.
• Write functional and integration tests to verify software upgrades in blockchain networks for which company runs validating nodes.
• Design and implement processes to reduce the lead-time of deployment of validating nodes in new blockchain networks.

The ideal candidate:

• Is able to work independently. Has a minimum of 2-3 years work experience with a medium size company or a startup.
• Possesses either Bachelor or advanced degrees in Computer Science or allied fields.
• Needs to have prior production experience / strong interest in pure functional languages (Haskell, OCaml). Go language skills are a plus.
• Has work experience with distributed algorithms. Prior experience with blockchain clients such as Go-Ethereum, Bitcoin Core, Tendermint or similar is a plus.
• Is curious and able to take initiative in team discussions pertaining to business economics and business opportunities.
• Keywords pertaining to tools: Functional languages, Haskell, OCaml, Golang

Perks & Benefits

• Competitive salary plus equity.
• 5 weeks annual leave.
• Full-time position.
• Location: Remote work.
• Work on cool technology and interesting problems at the intersection of finance, cryptocurrency, information security and DevOps.

Job Description

trecker.com is an AgTech startup that digitizes the oldest industry in the world – agriculture! Our software-as-a-service delivers professional enterprise resource planning. It assists farms in keeping track of their business, improves operations and identifies optimization potential by crunching data.

Increasing agricultural innovation & technology is talked about being the most promising way to soon feed 10 billion people. Today, agriculture is a $3,1 tn market with an investment growth in AgTech equaling that of FinTech.

Within the last 6 years we were able to establish a solid position in the German market. While we're going to scale our multi-service platform by adding new functionalities we take on the challenge of synchronizing data, orchestrating microservices and keep them maintainable using docker containers on AWS (soon also with Kubernetes)!

Join us in our mission to become the most recommended software in agriculture worldwide and help farmers save time, money and nerves.

Reasons to join trecker.com

Challenging tasks that enable you to grow & excel: multi-service platform with green field projects

Cutting-edge tech stack, great test coverage, high code quality & multiple deploys per day

Meaningful product: The chance to revolutionize an entire sector & change the lives of millions

No-Worries package: Permanent contract + above average compensation package e.g. company pension, moving aid, kindergarten fund

Transparency: Know what's going on! We share business information openly

Work-Life Balance: Flexible working hours, napping room, working from home/remote option + vacation up to 38 days!

Freedom & Impact: We know a lot but by far not enough. That's why we want smart people to join our team and share their ideas

Personal development: Large development opportunities e.g. Tech talks, conference budget + speaker fund, team meetups, inhouse workshops etc.

Great team: Join a passionate team & fun company events such as our one week retreat in Greece :-)

Your playground

As Software Engineer you develop a sense of ownership for the code & architecture

You deliver value by getting the usefulness of software into the hands of users

You are part of a cross-functional team following agile methodologies

You write clean, testable, scalable and maintainable code that complies with web standards and best practices

You improve development knowledge/skills of the team by pair programming, teaching best practices in our trecker tech talks and by doing code reviews

You share your experience in building large-scale single-page applications and work on RESTful APIs and websockets

You support our team with your knowledge in designing scalable architecture and building processes with tools like webpack and package managers such as NPM

Plan, architect and integrate functionality in collaboration with backend, frontend, mobile developers and PM

You fit perfectly if you

Preferably have a BS/MS in Computer Science or a related technical field

Your actions are guided by the purpose to bring value to the user

Several years of professional experience and excellent knowledge of backend development, technologies - particularly Ruby on Rails; Node.js + Golang are a plus

Strong knowledge of OOP, REST and Microservices

Experience with messaging systems, such as RabbitMQ or SQS, and distributed cache systems, such as Redis

Good knowledge in backend infrastructure technologies like Linux, AWS, Continuous Integration/Delivery, Docker

Disciplined approach to automated testing and quality assurance

Prior experience with source control tools – Git, Github

Knowledge of Elasticsearch is big plus

Familiarity with native mobile development (iOS/Android) and Web front-end development (HTML5) would be a bonus

Our current tech stack: Rails 4x, Go, React, iOS Swift 3, Android, Postgres, ElasticSearch, REST api, Microservices, Realtime web, AWS, Grape, Webpack, Swagger, Scrum, Jira

At trecker.com we welcome engineers who find smart solutions for complex problems to help farmers say “Hello simplicity, bye bye paperwork!” :-)!