Node.js Backend Engineer - Tallinn or Remote in GMT+1 ; +2 ; +3 OR GMT -6 ; -7

Ultra is looking for a senior Backend developer to join our growing team. This is an exciting project that will involve challenging problem solving and collaborating in architecting an innovative solution from the ground up.In this role, you will design, implement, test, document and deploy backend services meeting business requirements. All the services will serve millions of users and will be deployed in the cloud. As a member of a feature team, you will be responsible for your services running in production and will ensure their availability, elasticity and resilience. You will contribute to the design and architecture to enable secure, scalable and maintainable software. You will develop reusable patterns and encourage innovation that will enable team velocity. You will also be asked to develop documentation on the new built system.

Your ProfileYou are committed to using your technical skills to build a solid platform and deliver amazing user experience. You enjoy learning new and emerging technologies. You are pro open source, do not like to reinvent the wheel, you are a force of proposal and an excellent team player.You are a problem-solver, critical thinker and a great communicator.

Key Requirements

• 5+ years NodeJS/Typescript or Java development experience
• Experience in server/client side JS (nodeJS, expressJS, Typescript)
• Experience with SQL/noSQL databases
• Experience building large scale distributed systems
• Strong object-oriented design and development experience
• Knowledge of the principles to construct fault-tolerance, reliability and durability software systems
• Experience building microservices and designing REST APIs
• Experience with message brokers
• Proficiency in English, with great interpersonal skills

It's great if you also have:

• GCP and/or AWS experience
• Experience with Kafka
• Experience deploying microservices with docker, kubernetes
• Experience with CI/CD using Gitlab-ci
• Experience with some aspect(s) of computer security: network security, application security, security protocols, cryptography, etc...)

Your Challenges:

• All our services require highly scalable server architectures (+1mil concurrent users) where blockchain will ultimately affect our infrastructural choices.
• Ultra could be considered as a multitude of smaller sub-projects, each having its own team leader. Your ability to advise and work with multiple sub-teams simultaneously will define our project's success!
• You will have to work with offices all around the world, and collaborating with them remotely will be part of your daily routine.

At Ultra, you will:

• Learn every day and be involved in many various projects
• Explore how blockchain will ultimately affect our infrastructural and backend choices
• Have a lot of autonomy to put into practice what you have learned and to share and implement your ideas
• Join an enthusiastic squad team and take part in Backlog Grooming, Daily meeting, Retrospective and Sprint review
• Work with passionate engineers, product managers, testers... in a multicultural environment

🌈 Ultra is a true international company currently spread across the globe (Estonia, Belgium, France, Portugal, Ukraine, USA, China, South Africa…). We thrive off diverse perspectives! We recognize that diversity has different aspects: gender, sexual orientation, ability, ethnic origin, social, age, lifestyle, and more! We're committed to giving equal opportunities, and fostering a culture where everyone is heard and feels a sense of belonging.

About Ultra

Ultra is launching an innovative PC games distribution platform, combined with a full gaming app ecosystem. Ultra offers a highly integrative user experience and new business models for developers, gamers and influencers. Our goal is to unify the fragmented gaming industry around one platform.
The combination of cutting-edge technologies we use (including blockchain) enables Ultra to aggregate all gamers’ activities in one place: from buying, playing and reselling games, to accessing live-streaming platforms, tournaments, reviews and contests, as well as interacting with communities and brands.
Our team is currently composed of 60+ full-time members, working across 5 continents. To learn more, visit our website: https://ultra.io/