Senior Software Development Engineer
First seen by Alion on Sep 17, 2026.
Senior Software Engineer - Golang & Frontend
About the Role :
We are looking for a Senior Software Engineer with strong hands-on experience in Golang/backend engineering and frontend development to join a high-performance engineering team building next-generation financial and blockchain infrastructure.
You will work across the full lifecycle of product features - from design and development to deployment, monitoring, and optimization.
The role requires someone who can work comfortably across backend systems, frontend applications, APIs, and blockchain-based infrastructure.
This is a highly hands-on role with significant ownership and direct impact on the product.
What You'll Do :
- Design, develop, test, and deploy scalable backend systems using Golang.
- Build responsive, production-grade frontend applications using modern JavaScript/TypeScript frameworks.
- Develop and integrate APIs and SDKs supporting high-performance financial/trading applications.
- Work on blockchain protocols, smart contracts, and decentralized applications.
- Contribute to system architecture, distributed systems, scalability, and performance optimization.
- Build and maintain integrations across backend, frontend, APIs, and blockchain infrastructure.
- Own features end-to-end, from technical design through production launch.
- Implement monitoring, alerting, analytics, and reporting for services and applications.
- Work with cloud infrastructure including AWS and/or Kubernetes.
- Collaborate with engineers and cross-functional teams to deliver high-impact product features.
What You Bring :
- 5+ years of software/backend engineering experience.
- Strong hands-on expertise in Golang.
- Strong experience with Frontend development, particularly JavaScript/TypeScript and React or equivalent frameworks.
- Experience building production-grade APIs and distributed systems.
- Hands-on experience with blockchain/Web3 technologies.
- Experience with Solidity and smart contract development.
- Good understanding of the cryptocurrency ecosystem and blockchain fundamentals including L1/L2, PoW and PoS.
- Experience with AWS and/or Kubernetes.
- Familiarity with cryptography and blockchain-based financial applications is preferred.
- Experience in DeFi, DEXs, crypto exchanges, derivatives, trading systems, or financial technology is a strong plus.
- Interest in emerging blockchain technologies such as ZK-Rollups is a plus.
- Strong ownership mindset with the ability to take features from ideation to production.
Skills
Golang, Javascript, TypeScript, Frontend Architecture, Backend Architecture, System Architecture, Distributed Systems, Blockchain, Web3.js, AWS