Senior Backend Engineer (NestJS) Lisboa

Senior Backend Engineer (NestJS)
Lisboa
Lisboa, Lisboa, Portugal

Title: Senior Backend Engineer (Nest
JS)

Department: Engineering

Location: UK or Europe, Remote

About Block Labs

Block Labs is a leading force in the Web3 space, incubating, investing in, and accelerating
- tier fintech, crypto and i
Gaming projects. With a mission to shape the future of decentralized technology, we partner with visionary startups to raise funding, refine
- market fit, and grow their audiences. Our diverse team drives innovation, using deep industry expertise and an extensive network to empower the next wave of
- driven companies. At Block Labs, we’re passionate about turning bold ideas into breakthrough success.

About The Role

As a Senior Backend Engineer, you will design and build scalable,
- performance backend services for our growing portfolio of applications. You’ll work closely with engineering and product teams to develop robust APIs and infrastructure, ensuring security, performance, and reliability.

Key Responsibilities

• Design, build, and maintain backend services using Nest
  JS.
• Develop and maintain APIs, optimized for scalability and performance.
• Collaborate with product and frontend teams to deliver
  -
  - end features.
• Optimize database queries and caching strategies for
  - throughput systems.
• Write clean, maintainable, and testable code.
• Contribute to the evolution of internal architecture and development standards.
• Participate in code reviews and technical discussions.
  
  

• 5+ years of backend development experience with Node. js and Type
  Script.
• 3+ years working with Nest
  JS or similar frameworks.
• Experience integrating with
  - party platforms and APIs.
• Strong understanding of API design, scalability, and performance optimization.
• Experience with relational and/or No
  SQL databases.
• Familiarity with Dev
  Ops tools and cloud providers.
• Strong
  - solving skills and the ability to work autonomously in a
  - first environment.
• Bonus: Experience with blockchain technologies is a plus, but not required.