Associate Technical Lead - Fullstack

About the role

The Associate Technical Lead - Fullstack plays a key role in building and scaling KAST. This is a high-ownership position where you ll take responsibility for meaningful work from day one, collaborate closely with cross-functional teams, and help turn ambitious goals into real-world outcomes. Your mission is to move fast and raise the bar. You ll operate in a dynamic, high-growth environment, navigate ambiguity with confidence, and contribute to systems, products, or processes that scale with the company. Quality matters, speed matters, and ownership is non-negotiable. This role is for builders, people who take initiative, think in systems, and care deeply about doing great work. If you re excited about working at the intersection of technology, execution, and impact, you ll feel right at home at KAST. Department Engineering Employment Type Full Time Location Colombo Workplace type Hybrid Responsibilities ● Design and develop high-performance back-end and front-endcomponents using Go, React, Next.js or Python.● Drive the development of scalable systems, ensuring best practices insoftware architecture and code quality across the stack.● Build and maintain robust RESTful APIs and microservices, integratingseamlessly with third-party financial and Web3 services.● Obsess over application speed, smooth user interactions, andsystem reliability to support our rapidly growing user base.● Collaborate on deploying and scaling applications via AWS, while helpingmaintain CI/CD pipelines to keep our deployment velocity high.● Work closely with UI/UX designers and product managers to turnwireframes and user requirements into production-ready features.● Conduct rigorous code reviews and provide technical guidance to juniordevelopers to foster a culture of engineering excellence.● Troubleshoot complex technical challenges and ensure smooth operationof applications post-deployment. Qualifications & Skills ● Experience: 6+ years of full-stack development experience, with a track record of takingownership of features from conception to deployment.● Proficiency in React, Next.js, Node.js or Python. Experience with Go is asignificant advantage.● Experience with (or a deep interest in) blockchain, smart contracts, anddecentralized applications (DApps).● Solid hands-on experience with AWS or GCP (S3, EC2, Lambda, etc.) andan understanding of serverless architectures.● Strong skills in both relational (PostgreSQL, MySQL) and NoSQL(MongoDB) databases.● Comfort working in a fast-paced environment using Scrum or Kanbanmethodologies.● A natural ability to guide peers, communicate technical trade-offs tonon-technical stakeholders, and write clear documentation. About KAST KAST is redefining stablecoin banking for global citizens, crypto professionals, Web3-native businesses, and high-inflation markets hungry for USD-backed banking. Backed by top-tier global investors and led by the ex-APAC CEO of Circle, our leadership team spans Circle, Airwallex, Revolut, Wise, Grab, Zoom, AWS, and leading OTC desks. We ve scaled from zero to nearly a million users at ridiculous speed. Apply Now Our Hiring Process Stage 1:First Technical Interview Stage 2:Secomd Technical Interview Find out more Not quite right? Register your interest to be notified of any roles that come along that meet your criteria. Register Your Interest

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