Job Description

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.

Job Description

Based on our working product we would like to improve our cross-technology blockchain application for access rights and need a team member who drives the development right from the start. Therefore, we need support in the development of a blockchain based access management solution with following focus areas: • Set up and maintenance of a decentralized network • Programming of the function to create and share cryptographical access permissions • Communication to terminal devices via Bluetooth, NFC and WIFI • Integration of the web solution and of the mobile application • Coordination between different divisions as Backend Development, IT-Operations and Mobile App Development.

We are searching for a (Senior) Full Stack Developer who works on the overall solution including the development of the relevant SDKs for mobile applications. Therefore, interests and competencies in following areas are relevant: • Programming languages: Java, C, C++, JavaScript, C#, Golang, Swift • Understanding the architecture, design, and implementation of Blockchain systems, distributed ledgers and smart contracts • Cross-cutting operating systems: Mac, Windows, Linux • Cryptographical algorithms and security considerations • Experience with Bluetooth/BLE, p2p networks and/or file exchange is a big plus • Knowledge about continuous integration and unit tests • Familiar with Git as the version control system and first experiences with agile software development, e.g. Scrum • Additional competencies in Application Deployment, Scaling, Management and Continuous Delivery (Docker, Ansible, Kubernetes, etc...)

On top of that, we are searching for a team member, who is eager to learn, switch contexts and share his/her knowledge within the team. At the same time, he/she is able to take responsibility in a growing team and have some experience as mentor and decision maker.

Job Description

Join our Core Services team as Senior DevOps Engineer!

What you will do:

• Drive the company-wide adoption of the cloud platform products and work closely on its implementation with the delivery teams;
• Provide guidance on performance optimisation, help with the analysis and engage as the subject matter expert;
• Participate in the analysis of new requirements and develop solutions and services to support the development teams.
• Help to shape and execute the technical roadmap and strategy for the next generation of application features and cloud infrastructure in Google Cloud.
• Develop systems automation and provisioning frameworks for multiple applications and environments.
• Mentor, support and coach regarding tools, concepts and best practices.

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.

• The opportunity to drive business growth and truly having an impact on the business;
• A fast-paced industry where you handle new problems every day;
• An environment where you are encouraged to research, explore and try new ways of doing things;
• An open and dynamic culture that supports great work-life balance, while being part of Amadeus, the biggest travel tech company in the world.

Requirements

You are whom we are looking for if:

• You are familiar with distributed systems, their complexity and benefits, and also the trade-offs involved;
• You like to code and automate as much as possible in an environment with Terraform, Kubernetes, Helm Charts and Golang applications;
• You understand different database technologies and messaging queue patterns and you know your way around BigQuery, Postgres, Redis, Aerospike, Kafka, Google pub/sub;
• You like to monitor everything and Prometheus and Grafana are your best palls. If you have used them in Federated setups, please let us know;
• You have worked in a production Kubernetes environment and you understand the concepts around overlay networks and Kubernetes Operators. Multi-region setup is our next big challenge!
• You are in the frontline of technology innovation and you love to transfer your knowledge, experience and best practices to other Engineers;
• You have experience or interest in working with Google data solutions like Dataflow, Airflow or Apache Beam.

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

Job Description

About Fraugster:

Fraugster is a payment security company with the goal of eliminating fraud and increasing our customers’ profits. Over the last years we’ve invented an artificial intelligence technology that combines human-like accuracy with machine scalability. This ability lets us foresee fraudulent attacks before they actually happen and gives us a distinct competitive advantage over every other player in the payment security space.

We’re already working with some of the most well-known payment and e-commerce companies in the world. Notable clients include companies like Ingenico and SIX Payments. Fraugster is backed by top-tier investors and is currently managing billions of Euros for its clients.

Job Description:

We make decisions based on data, it’s the core of our business, and it’s providing insights into the effectiveness of our product and features. We believe data powers creativity and productivity, and that a robust, reliable and scalable infrastructure is needed to support this.

Our Observability team is operating the solutions that make gaining insights from data possible with monitoring, logging, metrics and other telemetry tools. The team is responsible for simplifying the process of building data and metrics-driven products and features. This is a high impact, high visibility role that directly affects the experiences of all our engineers.

As we take on more services and responsibilities, we're looking to add another member to the team.

What you will be doing:

• Design, build, and operate the observability stack of large-scale data infrastructure systems from the early stage
• Improve the stack, dive into new technologies and figure out how best to monitor them
• Provide easy ways to understand the state of the services at a given point in time, including the ability to trace requests across multiple services
• Work with development teams in an advisory capacity to optimize usage of monitoring and logging tools: what to log, measure and alert, which metrics and events are important and why through guidance, documentation and internal discussion
• Write well-crafted, well-tested, readable, maintainable code
• Participate in code reviews to ensure code quality and distribute knowledge, including Open-Source projects
• Mentor and guide junior engineers as the team grows

You’re a good fit if some of the below applies to you:

• You are a great teammate who can work effectively as part of a cross-functional team
• You have strong analytical, problem solving, debugging, and troubleshooting skills
• You are a good communicator in English, both verbal and written
• You are knowledgeable about a variety of infrastructure and development topics
• You have worked in an environment that runs multiple services handling a large number of transactions, owned by different teams
• You have the skills to help a development team to perform complex debugging, but you also know when to let the team figure things out on their own
• You enjoy thinking about how to make life simpler for other engineers

The experience we are looking for:

• Designing, implementing and debugging large-scale data infrastructure systems, and identifying their performance bottlenecks
• Understanding of long-term impacts of key design decisions and handling failure scenarios
• Experience in Go is a big plus, but not strictly required and experience with a similar backend language would suffice. Our team can teach you and get you up to speed
• Monitoring and operating open source software in production at scale e.g. Kafka, Kubernetes, Docker
• Operating telemetry tools, e.g. the ELK stack, Prometheus, Grafana, Jaeger, Istio and others
• Not everything listed is required and not everything required is listed. If you have skills that are not listed but you think will contribute to your performance let us know!

What we offer:

• The chance to be be part of a growing team of with plenty of room to leave your mark and impact company strategy and growth
• Fun, creative and focused teams committed to learning and problem-solving through collaboration
• Competitive salary and, if required, visa sponsorship and a relocation package
• Office located in the heart of Berlin with teammates from around the world
• Time to work on projects that are not in the scope of the sprint, standing desks, team events and a weekly company dinner
• An environment in which you can balance great work with a great life

We value ownership and innovation, and we build our teams with that in mind. We want each team to be responsible and accountable for what they ship. We also don't want to reinvent the wheel every time, so we try to get alignment in terms of practices and technologies. Our philosophy to achieve this is relying on excellent tooling and automation over policies and processes.

We know that diverse teams are strong teams, and welcome those with alternative identities, backgrounds, and experiences from all over the world. We’re a team of technically curious problem solvers. Come and join us.

We are looking forward to receiving your application!

Job Description

PERSONAL QUALITIES

• You are a team player and love to share your knowledge.
• You strive for building modern, maintainable, resilient and scalable APIs
• You care about the quality of your work and strive to understand and meet best practices in service development
• You are open to new technologies, innovative ways of working and lean prototyping methods.
• You find pragmatic solutions while finding a balance between good engineering and pace.

SKILLS & REQUIREMENTS

• Bachelor‘s degree or comparable experience
• 2 + years relevant work experience as a front end or full stack developer
• Excellent in at least one technology used for modern back end development. Golang, Java, Python, Ruby, Elixir etc
• Experience with at least one RDBMS and an understanding of database design
• Experience with at least one NoSQL database eg MongoDB, CouchDB etc
• Microservice or SOA experience is a big plus

YOUR BENEFITS

Attractive salary: We offer a good monthly pay with a performance-based bonus system and options for company stakes.
Development potential: The detailed training, professional support and our career opportunities offer you the foundation for your career.
Space for development: Varied and challenging activities with plenty of room for creative participation.
Startup Feeling: We are a strong and dynamic team. Regular team lunches and team events are a matter of course.
Nice to have: For free you get Club Mate, a 24/7 coffee flat rate and of course fresh organic fruit for your healthy dose of Vitamin C. By working from the home office, you’ll get all the flexibility.

If you are interested in working with a motivated and driven team and in revolutionizing a market, then send us your application via our jobportal https://www.pluspeter.com/job/senior-developer-javascript/ ;. If you have any questions please do not hesitate to contact our HR Manager Laure-Marie: 030 692 007 848 http://www.pluspeter.com

Job Description

Job Description

We are looking for awesome backend developers to join our Berlin team at Herdius. We are a blockchain startup working on a decentralized financial platform tailored specifically for cryptocurrencies. Our goal is to create a new, highly scalable blockchain that can act as a transaction and identity layer on top of all blockchains. The vision for Herdius is to create the central cryptocurrency financial hub of the space. Since we are developing our own chain as well as are working on brand new technology there will be a lot of room for you to play around with new consensus mechanisms, blockchains, distributed systems design, governance mechanism design, order routing, etc.

Responsibilities:

Implementation and design of Herdius’ consensus algorithm and p2p routing protocol Writing reusable, testable, and efficient code Design and implementation of low-latency, high-availability, and performant applications Integration of data storage solutions as well as distributed data storage solutions Creation of an efficient crypto exchange orderbook capable of handling thousands of transactions per second Creation of Governance / voting systems Working on our distributed virtual wallet network that implements distributed key generation with homomorphic encryption

Requirements:

4+ years of experience as a backend developer, preferably in C/C+, Golang or Scala Strong proficiency with Golang, preferably including p2p libraries and leveldb (or similar) Understanding the nature of asynchronous programming and its quirks and workarounds Understanding accessibility and security compliance User authentication and authorization between multiple systems, servers, and environments Efficient integration of cryptographically encryption schemes Understanding fundamental design principles behind various consensus algorithms Understanding differences between dPOS, DAGs, Plasma, BFT, aBFT, etc. Past experience with ANY blockchain / crypto related projects is a huge plus Implementing automated testing platforms and unit tests Proficient understanding of code versioning tools, such as Git Experience with other languages such as Javascript or Python Strong passion for Bitcoin and other cryptocurrencies

What to send:

Links to your GitHub/Stack Overflow/Portfolio/something awesome you've built that you’re proud of A resume or LinkedIn profile Cover letter

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.

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!” :-)!

Job Description

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!

Job Description

ARES Tech is a fast-growing company that provides an all-in-one end2end solution and community for blockchain developers and users.

We’re a small team that runs the kind of infrastructure you always wanted to help build up!

We are looking for a Senior Developer who is capable of performance-oriented and well-structured programming. You will work as part of an international team on the development of Blockchain applications / Decentralized applications (DApp or ĐApp).

What we expect

✦ Relevant work experience building distributed systems with open-source tech stack ✦ Several years of experience in C/C++, Go or NodeJS ✦ Knowledge in go-ethereum / Parity API / RPC / web3.js or other similar tools ✦ Knowledge in server side application framework (Express, Hapi, …) ✦ Understanding of basic distributed consensus methodologies (Mining, PoS, ...) ✦ Experience with agile software development, ideally with Scrum ✦ Fluent in English, German is not a must ✦ Bonus points: Knowledge in Smart Contract, distributed storage systems (IPFS) and Golem ✦ Bonus points : Knowledge in one or more task runner (Grunt, Gulp, Webpack, …) ✦ Bonus points: You have a cryptocurrency wallet : )

What we offer

✦ Signing Bonus in ETH, so... please prepare your wallet : D ✦ Interesting possibilities for your personal development with challenging projects and a personal conference budget ✦ Development of great products and the opportunity to inspire our customers by providing the benefits of blockchain technology with extraordinary game experience ✦ A great, performance-oriented, friendly and international TEAM is looking forward to meeting you ✦ MacBook Pro or Windows or any kind of digital devices that make your work easier ✦ One of the nicest offices in Berlin Mitte, near by Rosenthaler Platz and Nordbahnhof! Including free Club Mate, Coca Cola, fruit, pool table, table tennis, a terrace, and many more ✦ Office party, party and parties! Team events, BBQs, kicker & table tennis ✦ Flexible work hours ✦ Full-time or Part-time even Freelancer? no matter, let's start immediately ! Again... with ETH as Signing Bonus!

Contact us

mail(at)arestech.io

please including salary expectations and earliest possible start date.

Job Types: Full-time, Part-time, New-Grad, Permanent