Senior Software Engineer, Backend (TypeScript)

Overview

Responsibilities

• Designing and implementing scalable microservices and high-performance APIs using Nest.js
• Ensuring low latency and high throughput in service architecture
• Writing clean, maintainable, and well-documented code while following internal coding standards
• Monitoring technical and business metrics and setting up alerting systems for early incident detection
• Performing regular profiling and system performance analysis to optimise backend components, including database queries and response times
• Participating in code reviews and engaging in architecture discussions and sprint planning sessions
• Promoting best engineering practices across the team
• Ensuring backend systems are secure, scalable, and resilient
• Applying industry best practices for data protection and system design
• Proactively identifying and mitigating system vulnerabilities
• Staying updated with emerging backend technologies and introducing new tools and practices to enhance team efficiency
• Continuously seeking ways to improve system architecture and performance

Requirements

• Previous experience working in fintech, DeFi, or crypto projects
• Experience with microservices architecture in a high-load environment
• Experience setting up and managing metrics pipelines and alerting systems

Skills

• Proficient in Node.js/TypeScript with strong SQL skills and PostgreSQL experience
• Familiar with Redis, message brokers (e.g. NATS, EMQX, Kafka), and monitoring tools (Prometheus, Grafana)
• Good understanding of blockchain fundamentals, Web3, and Solidity
• Knowledge of CI/CD pipelines, Docker, and basic Kubernetes concepts
• Strong problem-solving abilities, proactive communication, and quality-driven mindset

Nice To Have

• Nest.js
• Knowledge of event-driven architecture
• Knowledge of Web3 libraries (ethers.js, web3.js) for blockchain interactions
• Why you'll love working with us
• Join a young, creative team in a fast-paced and supportive environment
• We’re open to new ideas — if you’ve got a vision, pitch it and make it happen
• Enjoy competitive pay that matches your skills and experience
• Be part of a company that’s shaping the future of DeFi
• Take time when you need it — we offer unlimited vacation days
• Get fully compensated for your work gear — we’ll set you up for success
• We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses.
• These tools assist our recruitment team but do not replace human judgment.
• Final hiring decisions are ultimately made by humans.
• If you would like more information about how your data is processed, please contact us.