Senior Backend Engineer (Node.js)
ABOUT THE COMPANY
Our client is an innovative and fast-growing company operating at the intersection of compliance and Web3 technologies. They are building a high-performance platform that empowers users to approach tasks creatively and organize their work in ways that suit them best. The company fosters a collaborative, pragmatic, and solutions-driven environment, encouraging autonomy, innovation, and ownership.
ROLE
As a Senior Backend Engineer, you will play a key role in scaling and optimizing the platform while solving complex, real-world challenges. This position is ideal for someone who combines strong technical expertise with business acumen and enjoys working as a product-minded engineer, bridging the gap between technical solutions and business goals.
RESPONSIBILITIES
• Optimize high-demand asynchronous pipelines to ensure smooth and efficient performance under heavy workloads
• Participate in all phases of the development lifecycle following a “you build it, you run it” philosophy
• Write clean, maintainable, and scalable code while minimizing technical debt
• Analyze blockchain ecosystems, explore relationships between chains and exchanges, and enhance data-processing algorithms
• Collaborate closely with frontend and infrastructure teams to deliver impactful product improvements
• Research and implement AI-driven solutions to enhance client experience, particularly in generating efficient and comprehensive compliance reports
REQUIREMENTS
Extensive experience in backend engineering at a senior level
Strong expertise in designing and working with REST APIs
Ability to write well-structured, efficient, and testable code
Proficiency in Node.js and JavaScript/TypeScript
Demonstrated ability to lead initiatives and contribute to strategic decision-making
Nice to have
• Interest in blockchain technologies and awareness of industry trends
• Experience with NestJS
• Familiarity with React
WHAT´S IN IT FOR YOU
Opportunity to join a cutting-edge company shaping the future of compliance and Web3
High level of ownership, autonomy, and freedom to experiment
A chance to play a foundational role in building a unique company culture
Fast decision-making processes with minimal bureaucracy
Working flexibility and a fully remote setup
- Locations
- Spain, Lisbon
- Remote status
- Fully Remote