Software Engineer, Backend (Golang)

Overview

What you'll do

• Build, extend, and operate backend services and APIs that power 1inch products and internal platforms
• Improve scalability, reliability, maintainability, and developer experience across backend systems
• Design and implement integrations with smart-contract platforms, blockchain data sources, and external services
• Contribute to observability, monitoring, incident response, and post-mortem processes
• Optimise backend services for performance, resilience, and operational efficiency
• Collaborate closely with product, blockchain, and infrastructure teams to deliver reliable distributed systems
• Participate in code reviews, testing workflows, and engineering best practices across the development lifecycle
• At senior level, own services end-to-end, define technical direction, and mentor other engineers

Who You Are

• Professional experience building and operating backend systems in production environments
• Strong proficiency in Golang or another backend/systems programming language with practical concurrency and performance knowledge
• Solid understanding of system design fundamentals including services, data flows, reliability, and maintainability
• Familiarity with blockchain platforms, smart contracts, transaction handling, and on-chain integrations
• Experience working with containerised services and modern deployment practices
• Strong problem-solving skills and ability to work effectively in fast-paced engineering environments
• Ability to balance technical quality, scalability, and operational reliability
• At senior level, experience owning projects end-to-end and contributing to architectural decision-making
• Nice to haves
• Experience working with multiple blockchain networks or non-EVM ecosystems
• Familiarity with on-chain data indexing, observability tooling, or protocol debugging systems
• Experience building performance-sensitive systems such as routing engines, risk controls, or high-throughput pipelines
• Experience working within fintech, crypto, or other correctness-critical domains
• Exposure to distributed systems or low-latency infrastructure architectures
• *1inch is an equal opportunity employer.
• We are committed to evaluating all candidates on the basis of their skills, experience, and potential — regardless of race, ethnicity, nationality, gender, age, religion, disability, or any other characteristic.
• We believe diverse teams build better products, and we welcome applications from all backgrounds.*
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