Senior Software Engineer

SupportFinity™; Dubai; Hybrid; USD 60,000 - 100,000; Full time

Job summary

Join a dynamic team at a leading company in the DeFi space as a Senior Software Engineer. You will develop high-performance, scalable backend systems, contribute to innovative solutions, and be part of a supportive environment that values your ideas and expertise. Enjoy competitive pay, unlimited vacation days, and the chance to shape the future of financial technology in a hybrid work setting.

Benefits

Unlimited vacation days

Competitive pay

Travel opportunities for annual retreats

Fully compensated work gear

Young, creative team environment

Qualifications

• Experience in fintech, DeFi, or crypto projects is required.
• Proficient in Node.js / TypeScript and SQL.
• Good understanding of blockchain fundamentals and Web3.

Responsibilities

• Develop and maintain scalable microservices using Nest.js.
• Design and implement high-performance APIs and backend systems.
• Monitor system performance and optimize backend components.

Skills

Node.js

TypeScript

SQL

PostgreSQL

Redis

Kafka

Prometheus

Grafana

Solidity

Docker

Job description

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The Senior Software Engineer role focuses on developing high-performance, scalable backend systems, requiring expertise in node.js ecosystem (including Nest.js ), microservices architecture design, monitoring tools, and different kind of storages. Contributor required to have a basic knowledge about blockchain technologies. Contributor responsibilities related to the development of services for the whole 1inch infrastructure (e.g. History, Tokens, Prices, BFF).

• Develop and maintain scalable microservices using Nest.js
• Design and implement high-performance APIs and backend systems
• Ensure low latency and high throughput in service architecture
• Write clean, maintainable, and well-documented code
• Follow internal coding standards and development guidelines

System Monitoring & Reliability

• Monitor technical and business metrics (latency, error rates, uptime)
• Set up alerting systems for early incident detection
• Perform regular profiling and system performance analysis
• Optimize backend components, including database queries and response times

Code Quality & Collaboration

• Participate in code reviews to ensure quality and consistency
• Engage in architecture discussions and sprint planning sessions
• Promote best engineering practices across the team

Security & Scalability

• Ensure backend systems are secure, scalable, and resilient
• Apply industry best practices for data protection and system design
• Identify and mitigate system vulnerabilities proactively
• Stay updated with emerging backend technologies
• Introduce new tools and practices to enhance team efficiency
• Continuously seek ways to improve system architecture and performance

Experience Required

• 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

Will be considered an advantage

• Nest.js
• Knowledge of event-driven architecture
• Knowledge of Web3 libraries ( ethers.js , web3.js ) for blockchain interactions;

Mindset

• Open to a hybrid schedule in the Dubai office (minimum 3 days per week on-site)
• Enterprise-oriented mindset with a focus on structure and scalability
• Comfortable working in a Scrum-based, agile environment

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
• Travel with us! We host an annual team retreat at a top international location

Join us in shaping the future of DeFi with 1inch!

Seniority level

Seniority level

Mid-Senior level

Employment type

Employment type

Full-time

Job function

Software Development

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Software Engineer • Dubai, Dubai, United Arab Emirates