Senior Full-Stack Javascript Developer (d/f/m)

YAS.life - where DIGITAL HEALTH meets INSURTECH - we develop digital health preventive services for insurances and companies.

Our Mission: Change Habits! We support users and employees in permanently integrating health-conscious behavior into their everyday lives. We have already successfully positioned ourselves in our target market as several leading insurance companies and their customers are already getting successfully motivated by using our apps. Our success factor: gamification and rewards.

#sayYAS - we are looking forward to working with you!

As a Senior Full-Stack Javascript Developer (d/f/m), you will work within a cross-functional team aimed to work with modern JavaScript frameworks like Node.js, React native, using GraphQL and Postgres DB.

Tasks

• Be part of a young and smart team of Javascript developers.
• Design and develop hybrid services by using one of the Javascript modern frameworks on both, Backend and Mobile sides.
• Create new architectures for the services based on Javascript, React Native, GraphQL and Postgres DB.
• Migrate existing legacy code to the new microservices architecture.
• Find solutions for good performance.
• Optimize components for maximum performance across devices and browsers.
• Interact with product managers, UX designers, Backend and mobile development teams.
• Advise product owners and stakeholders on the technical feasibility of their ideas.
• Use git as a versioning control system.
• Set up, build and deployment processes via aws.

Requirements

• Bachelors or Masters degree in Computer Science / Engineering or related field, or equivalent professional experience.
• 3-5 years of experience with our development stack (we use Node js, Typescript, Express JS, React Native, Type GQL, Type ORM, Prisma, Docker, TDD).
• Experience with Queue and job processing Services like Kafka.
• A strong grasp and experience with relational databases; including PostgreSQL or MySQL.
• Creating services around third-party APIs.
• Experience with debugging, Identifying and solving reported issues.
• Knowledge and familiarity with caching strategies and tools.
• Passionate about clean code architecture, software design and craftsmanship.
• Knowledge and familiarity with security and data protection.
• High motivation, reliability, and independent work style.
• Fluent English skills, German skills are a plus.

Benefits

• Agile digital working: based in Berlin we work in a hybrid working model your workplace is in vibrant Berlin-Mitte as well as the option to work via the mobile office. If you live outside of Berlin, we also offer a fully remote position within the CET timezone.
• YAS.life Welcome package
• Support in Relocation and Visa topics
• Regular team events, on- and offline, e.g. digital coffee breaks or offline running training and events
• Internal Referral program for employees
• Subsidy for your Urban Sports Club membership and BVG-Ticket (local transport)
• Loyalty bonus: Extra holiday per year of employment
• Company pension plan
• 1 month per year working remote from outside of Berlin
• We know what's good! Benefit from versatile discounts from our reward partners through internal extra points for our YAS app.

Why YAS.life

• The unique opportunity of shaping and developing a digital health startup and becoming part of the Berlin startup world.
• Working in a company with a purpose: you have an impact on our users' wellbeing, by building a product that helps them to stay active and healthy.
• Great opportunities for personal development.
• Working in an open-minded culture with flat hierarchies and an awesome international team with currently 12 nationalities in Berlin-Mitte that shares the vision to positively influence the health of many people.

#sayYAS

YAS, we are happy to hear from you. Please tell us in short words, why you want to work with us and already share your salary range and possible starting date.

We are looking forward to getting to know you!