Delta6Labs - Lead Engineer - Centralized Crypto Infrastructure

As a Lead Engineer for Centralized Crypto Infrastructure at Delta6Labs, you will spearhead the design and implementation of sophisticated, high-throughput financial architectures that serve as the backbone for the company's core crypto products. You will build secure, ultra-low-latency backend systems handling order matching, custodial management, and real-time data streaming. Working closely with product managers, DevOps, and security researchers, you will translate complex business logic into reliable, performant code while shaping the technical roadmap and mentoring junior engineers.

What you'll do

• Architect and scale the core backend ledger, order-matching engines, and asset-balancing systems to handle millions of concurrent transactions with zero downtime
• Lead the end-to-end software development lifecycle from initial system design to deployment, emphasizing microservices architecture and high-availability systems
• Optimize system performance by implementing ultra-low latency backend services in Rust or Golang, directly impacting the throughput of centralized crypto trading and custody systems
• Design secure APIs and integration pipelines for centralized exchange architectures, liquidity providers, institutional custody solutions, and banking rails
• Mentor a team of engineers through rigorous code reviews, defining engineering best practices, and fostering a culture of technical excellence
• Collaborate with stakeholders to define technical specifications that align with long-term business objectives, security compliance, and product milestones

What you bring

• 10 to 15 years of professional experience in software engineering, with a significant track record of delivering production-grade centralized fintech, high-frequency trading, or digital asset platforms
• Demonstrated expertise in building high-performance backend services and distributed systems using Rust, Golang, or enterprise-grade Node.js
• Deep understanding of centralized crypto mechanics, including order books, matching algorithms, cryptographic key management, cold/hot wallet storage, and ledger reconciliation
• Strong grasp of system architecture principles, with proven experience optimizing database performance (SQL and NoSQL) and caching layers (Redis) for high-frequency transactional data
• Solid understanding of security best practices for centralized financial systems, including mitigating API vulnerabilities, DDoS vectors, and securing internal fund transfers
• Excellent communication skills, with the ability to articulate complex technical trade-offs to non-technical stakeholders and lead cross-functional team discussions
• Ability to work in a hybrid environment in Gurgaon, maintaining high productivity and team engagement through clear documentation and proactive collaboration

About Delta6Labs

Delta6Labs is a high-growth technology firm specializing in the development of centralized infrastructure and scalable blockchain solutions. The company builds robust platforms that power enterprise-grade applications at the intersection of distributed ledger technology and high-performance computing.