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- Tasks: Design and implement scalable microservices and high-performance APIs using Nest.js.
- Company: Join 1inch, a leading DeFi ecosystem shaping financial freedom.
- Benefits: Enjoy unlimited vacation days, competitive pay, and fully compensated work gear.
- Why this job: Be part of a young, creative team in a fast-paced environment with real impact.
- Qualifications: Experience in fintech or crypto projects, proficient in Node.js/TypeScript.
- Other info: Hybrid role with opportunities for travel and career growth.
The predicted salary is between 28800 - 48000 £ per year.
1inch is the DeFi ecosystem building financial freedom for everyone. 1inch products help users and builders trade, hold and track digital assets with the self‐custody, comprehensive security and intuitive user experience they need to unlock the potential of true crypto ownership. 1inch protocols and APIs provide core infrastructure across the DeFi industry and beyond.
We hire with a focus on Dubai and Europe. We prefer candidates based in Dubai or working remotely within +/- 4 hours GST time.
You will develop high‐performance, scalable backend systems for core infrastructure services such as History, Tokens, Prices and BFF. The role requires expertise in the Node.js ecosystem, Nest.js, microservices architecture, and related storage and monitoring tools. Basic knowledge of blockchain technologies and Scrum‐based agile environment is expected. The position is hybrid, requiring a minimum of three days per week on-site in our Dubai office.
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 expertise
- 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 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
- Travel with us — we host an annual team retreat at a top international location
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.
Senior Software Engineer, Backend (TypeScript) in London employer: 1inch
Contact Detail:
1inch Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Software Engineer, Backend (TypeScript) in London
✨Tip Number 1
Network like a pro! Reach out to folks in the DeFi and fintech space on LinkedIn or at meetups. You never know who might have the inside scoop on job openings or can put in a good word for you.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your projects, especially those involving Node.js, TypeScript, or microservices. This gives potential employers a taste of what you can do and sets you apart from the crowd.
✨Tip Number 3
Prepare for technical interviews by brushing up on your coding skills and system design knowledge. Practice common algorithms and system architecture questions to ensure you're ready to impress when it counts.
✨Tip Number 4
Apply through our website! It’s the best way to get noticed. Tailor your application to highlight your experience with backend systems and blockchain technologies, and don’t forget to mention your passion for DeFi!
We think you need these skills to ace Senior Software Engineer, Backend (TypeScript) in London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the role of Senior Software Engineer, Backend. Highlight your experience with Node.js, TypeScript, and any relevant fintech or DeFi projects. We want to see how your skills match what we're looking for!
Showcase Your Projects: Include links to any projects you've worked on that demonstrate your expertise in microservices architecture and backend systems. This gives us a chance to see your work in action and understand your problem-solving abilities.
Craft a Compelling Cover Letter: Your cover letter should reflect your passion for DeFi and your understanding of blockchain technologies. Let us know why you're excited about this opportunity and how you can contribute to our team at 1inch.
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows us you’re keen to join our team!
How to prepare for a job interview at 1inch
✨Know Your Tech Stack
Make sure you’re well-versed in Node.js, TypeScript, and Nest.js. Brush up on your SQL skills and be ready to discuss how you've implemented microservices architecture in previous roles. Being able to talk about specific projects where you’ve used these technologies will really impress the interviewers.
✨Showcase Your Problem-Solving Skills
Prepare to discuss challenges you've faced in high-load environments and how you overcame them. Think of examples where you optimised backend components or improved system performance. This will demonstrate your proactive approach and problem-solving abilities, which are crucial for this role.
✨Understand the DeFi Landscape
Familiarise yourself with blockchain fundamentals and the current trends in the DeFi space. Be ready to share your thoughts on how these technologies can shape the future of finance. Showing that you’re passionate about the industry will resonate well with the team.
✨Engage in Architecture Discussions
During the interview, don’t hesitate to ask questions about the company’s architecture and practices. This shows your interest in best engineering practices and your willingness to contribute to discussions. It’s a great way to demonstrate that you’re not just a coder but a team player who values collaboration.
