Backend Engineer (all) - TypeScript / NodeJS
Posted on January 21, 2026 (about 3 hours ago)
Who we are looking for
We are seeking a skilled Backend Engineer to join our engineering team to build robust, scalable, and high-performance backend systems. The role involves designing and implementing server-side applications, APIs, and infrastructure that power our products and services.
Your mission
System Design & ArchitectureDevelopment & ImplementationDatabase ManagementInfrastructureCollaboration & Quality
- Design and implement scalable backend architectures
- Build and maintain RESTful APIs
- Optimize database queries and data structures
- Implement performance optimizations and caching strategies
- Write clean, maintainable, and efficient code
- Develop and integrate third-party APIs and services
- Implement authentication and authorization systems
- Build data processing pipelines and background jobs
- Design and optimize database schemas
- Implement data migration strategies
- Ensure data consistency and integrity
- Monitor and optimize database performance
- Deploy and manage applications in cloud environments
- Implement CI/CD pipelines and automated testing
- Monitor system performance and troubleshoot issues
- Ensure security best practices and compliance
- Work closely with frontend developers, product managers, and designers
- Participate in code reviews and maintain code quality standards
- Write comprehensive technical documentation
Your background
Education & ExperienceTechnical SkillsSystem Design & ArchitectureAPI DevelopmentSoft SkillsPreferred Qualifications
- Bachelor's degree in Computer Science, Software Engineering, or related field OR equivalent work experience with a strong technical portfolio
- 7+ years of backend development experience
- Experience with testing frameworks (unit, integration, end-to-end)
- Experience with performance testing and optimization
- Programming Languages: TypeScript/JavaScript, Node.js (primary stack)
- Web Frameworks: Express.js, React (for full-stack capabilities)
- Databases: MongoDB (primary), Redis for caching
- Cloud Platforms: AWS, GCP
- Containerization: Docker, Kubernetes (K8s)
- Version Control: Git, GitHub/GitLab
- Understanding of distributed systems concepts
- Knowledge of caching strategies (Redis, Memcached)
- Experience with message queues (RabbitMQ, Apache Kafka)
- Understanding of load balancing and scaling strategies
- Experience designing and implementing RESTful APIs
- Understanding of API security and authentication (JWT, OAuth)
- Experience with API documentation tools (Swagger, Postman)
- Strong problem-solving and analytical abilities
- Excellent debugging and troubleshooting skills
- Good communication and teamwork abilities
- Ability to work in agile development environments
- Experience with event-driven architecture
- Experience with monitoring and logging tools (ELK stack, Prometheus, Grafana)
- Knowledge of machine learning integration and data pipelines
- Familiarity with search engines (Elasticsearch, Solr)
- Mobile Development: React Native, Expo (bonus for cross-platform understanding)
Please note that you must have the legal right to live and work in the European Union (EU). Applications from candidates residing outside the EU cannot be considered.
Why us?
- Top Tech company in Digital Health: A dynamic, high-growth environment where everyone in the team depends on each other's performance. You can see your impact. We learn and develop quickly.
- True impact in healthcare: What we are building with our brite platform is unique worldwide, ambitious, and could have a huge impact on billions of people who are ill or interested in health.
- International team: We are 14 nationalities working across Europe. We bring different mentalities and cultures with us, but we are all aligned towards our grand vision.
- 100% remote with best IT equipment: We work 100% remotely, meet regularly for special team events and offsites, and you will receive a Mac computer.
Hiring Process
- Initial Screening: Technical phone/video introductory and experience call.
- Leadership Interview: Discussion focused on leadership principles, values, and cultural fit.
- Technical Deep Dive: Architecture patterns, database design and live coding session covering Node.js.
About us
XO Life develops the brite meta platform for patients, healthcare representatives and pharmaceutical companies to interact regarding everyday care. Our mission is to enable pharma companies and healthcare institutes to offer patients a state-of-the-art digital product or therapy companion through a single, comprehensive platform.
How to apply
To apply, please use the application form on this job page. Fill out the brief form, attach your documents (CV, cover letter and any relevant portfolio or certificates), and submit your application.
Application details
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