Software Engineer collectAI Berlin, Germany €50,000 to €70,000 a year
October 2018
3 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
collectAI provides receivables management, covering the end-to-end process from e-invoicing and dunning to debt collection. Focusing on digital communication channels, automation and machine learning gives our solution an edge over traditional approaches. We communicate with customers via their preferred channels, at their favored time and they are able to pay easily. Companies benefit due to higher customer retention rate, reduced costs and improved repayment rates.
collectAI was founded in 2016 and is part of Germany’s largest e-commerce retailer, the Otto Group. Our international team currently consists of 30 professionals mostly working in our Hamburg office.
About the job
We are looking for a (Senior) Software Engineer to join our Berlin based engineering team: You will be creating, improving and operating micro-services written in Go and JavaScript as well as contributing to tools and systems that enable other teams to deploy services quickly and operate them reliably.
Our architecture is currently based on micro-services written in JavaScript, Python and Go. We use NATS for event streaming and utilize AWS' RDS in our persistence layer. Services are deployed in Kubernetes and monitored with Prometheus. We build our frontends mostly with React.
Basic Qualifications
Strong problem solving skills
Good understanding of computer science fundamentals
Passion for clean, simple and robust code
Preferred Qualifications
Experience with Golang and JavaScript
Exposure to Docker, Kubernetes and Prometheus
Knowledge of micro-service principles and best practices
Benefits
An international team of experienced tech and business people
Self-responsibility and encouragement to realize your own ideas
Regularly visit our headquarter in Hamburg's beautiful Hafencity
Shape our Berlin based team as one of its first members
Well-funded and part of Germany's largest online retailer, the Otto Group
Trading Systems Engineer Hackmind Berlin, Germany €50,000 to €60,000 a year
October 2018
3 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
Job Description
We’re Hackmind. Welcome.
We fund and support scientists & engineers to build decentralized AI startups from ideation to launch. Hackmind is an AI-focused incubator in Berlin, the capital of cryptocurrency. We invest in raw technical talents with ambitious visions and risky ideas to transform slow industry using AI and decentralized approaches.
This is Hackmind. Adventure awaits you…
We are looking for a software developer to help build trading systems and trading tools used in the management of hackmind portfolio.
Responsibilities:
You will build architect the hackmind execution trading platform
You will work very closely with our traders to develop a number of different algorithmic execution solutions to help limit market impact
Management and execution of connecting to new exchange API’s
Management of hackmind data capture and storage of historical data
Analysis of liquidity across numerous different exchanges and liquidity pools
Help build tools to visualize hackmind portfolio and trading activities
Requirements:
Mastery of C++, Golang, Rust or a similar low-level language
Experience with python
Experience developing in low-latency systems
Experience with computer security
Experience in cryptocurrencies is a plus
Experience with distributed systems
Interest in trading and markets
Excellent communication skills
Enjoy working with a lean team in a fast paced environment
Backend Golang Engineer Wallet Connect Remote / Berlin, Germany $85,000 to $100,000 a year
December 2021
2 Applicants This Week
More Than 6 Months Old
Job Description
WalletConnect is the open-source web3 standard to connect blockchain wallets to dapps. Started four years ago, our mission is to make web3 accessible to everyone. Every month, millions of people use WalletConnect in over 200 integrations.
We’re looking for a backend golang engineer to join our team to build and scale our network. To help grow web3, we recently launched WalletConnect 2.0 with new features, including multi-chain support, a decentralized back-end, faster connections, and 10x performance and scalability. You will help us expand and scale our backend messaging infrastructure.
You will be responsible for building Golang messaging services. A main challenge is growing our services to scale for our millions of users across billions of websocket connections every month, as well as ensuring security and resiliency.
To help with your role, you will have the support of our devops team to deploy and manage our infrastructure, will work closely with our protocol and SDK teams, and have exposure to the full WalletConnect stack.
The ideal candidate is immersed in the best practices of golang at scale, messaging systems and Websockets.
Responsibilities:
Building a microservice architecture based on Golang with scaling in mind
Work with protocols such as Websockets, gRPC
Help with monitoring by creating metrics with Prometheus and Grafana
Develop unit and integration tests for core business logic
Work closely with our devops team to manage and scale our infrastructure
Must have:
3+ years professional experience in software development at least one modern programming language, including Golang, TypeScript, C++, Java, or Rust.
At least 1 year of professional Golang experience.
Experience using Postgres, AWS, with demonstrable experience with systems engineering and automation.
You have experience with network programming or distributed systems development
Experience working on products at scale
Nice to have:
Experience working on systems optimisation
Experience with k8s or Nomad a plus
Desire to learn more about Blockchain technologies or experience with PoS systems.
Familiarity with operations/SRE and the concept of infrastructure as code
Websocket experience
Benefits
What WalletConnect offers:
Fully remote position with flexible timezone (CET/EST preferred)
We are looking for a (Senior) Backend Engineer with experience in Golang (f/m/d) to join our Global Contact Center Tech team to address our customers', riders', and restaurants' support issues quickly and with as little friction as possible which is crutial to our ability to create an amazing experience for our users.
In order to achieve this goal, we are building our own Automation & Support Platform to manage in-app support, self-service flows, transactional communication, automation of business processes, and other technologies that make ticket resolution more seamless: from the moment a user enters the customer support in the App, to making sure we have sufficient customer service agents available to solve the problem in a fast matter, and anything in between.
Your mission:
Design, develop, test, deploy, maintain and improve software.
Coaching and mentoring team members.
Take part in architectural decision making.
Understanding development lifecycle and collaborate with cross-functional and international agile teams.
Your heroic skills:
Bachelor’s degree in Computer Science or an equivalent education or practical experience.
Extensive experience in general purpose programming language.
Experience working with distributed and parallel systems and web applications.
Practical experience with Design Patterns, Design Principles, Software Architecture and Algorithms and automated tests (unit, integration and functional).
Very good communication skills in English, both written and spoken.
Extensive experience with:
Golang
Design Driven Development.
Hexagonal Architecture.
S.O.L.I.D principles.
Event-driven architecture.
Good knowledge of relational databases (You should be aware of normal forms, ACID, isolation levels, index anatomy).
Other requirements:
Ability to work in a fast-paced software release environment.
Flexible and open-minded personality.
Comfortable working in a multi-cultural environment.
Our stack consists of:
Microservice architecture.
Redis, Elasticsearch, SQL and key-value storage, AMQP.
Cloud-based infrastructure following 12 factors using Kubernetes/Docker.
Go and Phython as main languages.
*Why Delivery Hero?*
Develop your skills with your educational budget for conferences and external trainings.
Exchange ideas and meet fellow developers at regular meetups, in our active guilds and during our Global Developer Exchange Program.
Join company parties, hackathons, cultural and sports events.
Work in diverse teams with colleagues from across the globe in English.
Save responsibly with our corporate pension scheme.
Daily fruits, cereals, beverages, tea and coffee in our lounges.
Learn German with free classes, access our e-learning platform and participate in our inhouse trainings.
Enjoy massages, get your haircut in the office, join our free yoga classes or take a timeout in our nap room.
*About us:*
Delivery Hero Tech is playing an exceptional role in the large growth of our company. Our Tech teams leverage a diverse stack to create cutting-edge solutions which cover the full customer experience - starting with a great online search experience and ending with a real-time delivery at your doorstep.
Delivery Hero is building the next generation global on-demand delivery platform. We have grown rapidly from inception in 2011 to become the world's largest food-ordering network and we’re now innovating and creating new verticals such as groceries, pharmacies, flowers and other convenience articles in multiple markets.
Our awesome international team already operates in 40+ countries worldwide and we are looking for the most talented people to join us on our mission to ‘always deliver an amazing experience.’ If you’re an enthusiastic problem solver and hungry for a new adventure, an exciting job and multicultural workplace is waiting for you in the heart of Berlin!
At Delivery Hero, we believe diversity and representation is key to creating not only an exciting product, but also an amazing customer and employee experience. Fostering this starts with hiring -- therefore we do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, or any other aspect that makes you, you.
**Have we caught your attention?​ If you are looking for an environment where our company DNA is defined by our values, please send us your CV.**
Find out more information on how to prepare for you technical interview here.
Here at Awesome Prototype we create successful games with a real emotional impact that millions of people will play for years or even decades to come. As well our internationally renowned football management game SEASON 19 we are building games across multiple genres that we can't wait ship in the near future. As a fast-growing company, we are already challenging the global market-leaders but to take this next step we need to create the strongest possible team. A team made up of highly skilled veterans and high-potential talents with something to prove - that’s where you come in. We will arm you with the trust and support to make the biggest impact possible. At Awesome Prototype we want you to dream big and succeed!
YOUR ROLE
As an experienced Backend-Developer who is a self-motivated, goal-oriented team player, you take pride in your work. You are able to take responsibility and deliver quality-focused products. You enjoy working in a dynamic and agile environment. You have the knowledge and ability to visualize how things should work, and how to translate this into a functioning solution.
Take ownership of entire components of our products
Maintain high code quality throughout the entire production cycle for our products
Regularly innovate our development process
Conduct code reviews
Define and execute strategy for technical/software design and frameworks
YOUR DNA
At Awesome Prototype we believe that an awesome company culture is the key for long-term success. That is why we are looking for people who have the same DNA as us.
POSITIVE - You are a positive and optimistic person
RESPONSIBLE - You take full ownership of your ideas
WINNER - Taking part is not enough, you play to win
HUNGRY - You are hungry to learn and hungry to develop yourself
YOUR SKILL SET
At least 3 years of work experience in the software industry
Expert knowledge in go in cloud environments
Expert knowledge in Sql and NoSql database management systems
Expert knowledge in identifying and solving software problems / bottlenecks
Advanced knowledge of software deployment and livecycle
Expert skills in automated testing and unit testing
Perks & Benefits
We’re serious about creating high quality products, processes, tools and everything in between. That is why we take very good care of our people by providing them with the compensation, work environment and resources they need to succeed.
Opportunity to delight players worldwide, every day, with AAA mobile games that YOU have built
Chance to work with a team of highly-skilled game-makers that inspire each other to do better and have fun in the process
Have impact from day one. We have a flat hierarchy and value people who take on responsibility, ownership and can contribute to our games
A company truly dedicated to staying fast and iterative. Fewer meetings and bureaucracy. We get things done
We get excited about new technologies and methods in every department. Experimenting and prototyping is part of our daily work
We are helping you get even better. Take part in individual training and industry conventions and events
Be part of one of the fastest growing game companies in Europe with a real chance for a long, exciting career
Enjoy our company trips, hosted events, gaming sessions and gamejams
We are a extremely transparent company. You will get a deep insight in the company progress and the gaming industry
Enjoy a really exotic office space (created from 1000 pallets by ourselves … no joke!) in the middle of Berlin one of the most creative, culturally diverse, beautiful and affordable cities in the world
Blockchain Engineer Chorus One Berlin, Germany / Remote $70,000 to $110,000 a year
November 2018
3 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
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.
Back End Engineer PlusPeter Berlin, Germany €45,000 to €65,000 a year
October 2018
2 Applicants This Week
More Than 6 Months Old
This job posting is no longer available
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
We believe that great, agile software engineering requires creativity in solving problems for our users, a scalable architecture, great coding as well as open minded communication.
At OneFootball we are delivering the product experience for football fans, the platform for our content partners and tools for our internal users. Our main systems consist of a micro service architecture with golang applications running on Kubernetes in AWS, serving iOS, Android and Web clients.
The Consumer Web Team is a cross-functional team of 8 passionate individuals is based in Berlin, Germany. We are looking for a Backend Engineer who understands how to organise multiple systems, is skilled in Golang and passionate about working products. Join us and be involved in the production process, from idea to user.
As Backend Engineer, you will focus on expanding the reach of OneFootball on the web.
Join the team and help us improve the user experience through direct impact on creating, shaping and delivering features of our main website.
Your role
Build the backend API powering onefootball.com
Work on the performance in terms of retention and acquisition, scale & roll out new features in close cooperation with other engineers & stakeholders
Have an impact on systems and features used by millions of users
Be in contact with technologies from different areas
Your profile
You have been developing backend services with Go in a professional setting for at least 4 years already
You care about software quality and are familiar with agile methodologies
You have worked with Docker and Kubernetes
You are familiar with SQL and Redis
You have experience in writing REST Services
You have a positive attitude and can communicate complex ideas in English with ease
If we have captured your interest and you want to help us build the ultimate media platform for football fans, apply now and join our engineering team!
OneFootball strives for a healthy and safe workplace and is committed to building diverse teams.
Senior Golang Engineer OptioPay GmbH Remote (Europe) / Berlin, Germany €60,000 to €90,000 a year
May 2021
3 Applicants This Week
More Than 6 Months Old
Job Description
About the Company
OptioPay is working on an exciting greenfields customer facing product. We need you to build it with us and to help us go live later this year. It’s an exciting time to join the team, as you will be working on what will become a game changing experience for customers everywhere. Openbanking data plays a big role in our future, and we are very excited to work with you to ensure that customers everywhere are finally rewarded financially for the data that they generate in their day to day lives. Help us create an openbanking revolution!
What will you do
To architect, design, develop, deploy, evolve, and operate distributed systems in a DevOps way
To be an integral part of an empowered and self-organizing team
To actively collaborate with other engineers, product owners, domain experts and designers to deliver great outcomes
To pair with others and review work, sharing knowledge and increasing quality across the board
To scale our reach by integrating our platform with more banks, PSPs, insurance companies and other financial systems
To champion continuous improvement of technology and the ways we work
What are we expecting from you
You have at least 5 years of professional experience as a Software Engineer
You can build and debug reliable, high availability, secure and performant distributed services in Golang
You care about quality and know when and how to ship code safely
You have a solid understanding of system design, data structures, and algorithms
You are experienced with deploying and operating services on Linux
You can reason and drive technical decisions
You love to experiment and use data to drive decision-making
You get inspired, think of new ideas and like to share them with others
Why OptioPay
Talented team of 60 people from 20 different countries
Are you our Senior all-round developer for the digital Energy Transition?
enersis wants to make a substantial contribution to the Energy Transition with Visual Energy Analytics solutions. With our Big Data platform GRIDS, utilities, municipalities and companies can obtain mission-critical business information through their own and external data.
Are you ready to be part of a dynamically growing software company with headquarters in Switzerland and a subsidiary in the Berlin metropolitan area?
For our Bern or Berlin / Dreilinden office, we are currently looking for a
*Senior Full-Stack Developer (f/m)*
You are an all-round talent as a senior full-stack developer. This includes tasks such as:
Developing and enhancing sophisticated applications in a micro-service architecture
Bringing in your experience with current frontend and backend technologies
Solving complex Problems with efficient Algorithms
Defining data models using current database technologies
Actively participating in the development and deployment processes in the team
Helping to shape Scrum and DevOps in the company
You have experience with the latest development technologies. You are/have:
A Bachelor’s or Master’s degree in Computer Science or a comparable qualification and 5+ years of relevant work experience
Highly motivated to work in a startup company and to experience and learn something new every day
Several years of experience with agile working methods such as Scrum
Experience in Angular (Typescript), SQL, GO and node.js (or other OO languages)
Proven know-how in the development of continuous integration and automated testing
Secure handling of different databases (e.g. PostgreSQL)
Profound German and English skills
With enersis, you will find a challenging start-up environment with a lot of room for your creativity. Here you will experience:
A continuously learning, agile and highly motivated team
Structured chaos
Innovative projects in the dynamic energy market
High scope for action in setting up our Big Data platform GRIDS
Fun as company goal
Are you ready?
Then please send your resume to Jonas Probst using the link below or call us at +49 33203 849424 resp. +41 31 332 6363. No recruiter contacts.