Senior/Lead Full Stack Engineer

About the Role

We are seeking a Senior/Lead Full Stack Engineer to build and scale core capabilities of an enterprise DEX platform trusted by large enterprise customers. This role spans backend development with .NET/C#, API design, and frontend work with React and TypeScript, requiring close collaboration with UX/UI designers and product teams to translate requirements into production-ready solutions. What You'll Do

• Build, enhance, and scale core platform capabilities in C#/.NET; Define architecture, design, and develop new backend features and services; Design and implement common APIs following architecture guidelines and best practices

• Design and build high-availability, high-quality database systems; Optimize performance, reliability, and scalability using modern tooling and techniques

• Monitor core platform performance and proactively propose improvements; Ensure backend solutions are secure, stable, scalable, and efficient

• Develop responsive, accessible, and high-performing user interfaces using React and TypeScript; Collaborate closely with UX/UI designers to translate designs into production-ready implementation

• Integrate front-end applications with REST/GraphQL APIs, collaborating on API contract design; Maintain front-end quality through testing, reviews, and best practices

• Work independently on solutions and be accountable for time and quality commitments; Participate actively in sprint planning, technical design discussions, and continuous improvement initiatives

• Coach and mentor junior engineers across backend and front-end disciplines; Act as an advisor to product owners on technical feasibility and delivery estimates

• Communicate with customers to analyze and resolve product defects or support major implementations; Stay up to date with developments across cloud, backend, front-end, and AI-assisted engineering What We're Looking For

• 6+ years of professional software development experience; Strong expertise in .NET (C#) and SQL, with a focus on backend/API development

• Commercial experience with modern UI frameworks, such as React, Angular and VueJs; Solid knowledge of TypeScript and modern JavaScript (ES6+)

• AI-empowered mindset: proven experience optimizing enterprise-level solutions with AI-assisted engineering; Experience with GitHub Copilot or similar AI developer tools

• Experience designing and consuming REST and/or GraphQL APIs; Experience writing and maintaining automated tests (unit, integration, and/or UI)

• Strong understanding of Clean Code, SOLID principles, and design patterns; Experience working on distributed, cloud-based systems

• Excellent debugging skills and strong root-cause analysis capabilities; Understanding of secure coding principles and best practices

• Fluency in English; Experience with cloud native technologies; Experience delivering containerized solutions (Docker) Nice to Have

• University degree in Computer Science, Engineering, or a related field; Experience with UI component libraries (such as MUI Base, MUI Core, Radix UI, etc.)

• Understanding of web accessibility standards (WCAG); Experience with observability platforms (e.g. DataDog) and structured logging

• Exposure to CI/CD tooling such as Kustomize, ArgoCD; C++ language experience is a plus Compensation & Benefits

Not specified