Full Stack Engineer

Marga Consulting is seeking a Senior Full-Stack Developer to help build user-facing applications and platform workflows for their fixed income marketplace. The role involves developing modern web applications using TypeScript and React, while collaborating with backend services to create intuitive and reliable trading interfaces.

Responsibilities:

• Design and build frontend components, pages, and user workflows in React and Next.js
• Own the structure and implementation of user-facing features, from reusable components to page-level experiences
• Partner with product and leadership to turn complex requirements into clear, usable interfaces
• Develop responsive, performant frontend experiences for trading workflows, market data views, and internal tools
• Integrate frontend applications with Rust-based backend services through REST APIs and WebSocket connections
• Partner with backend engineers to define API contracts, data models, and service interactions
• Work with PostgreSQL-backed application data and help design features that are reliable, scalable, and observable
• Improve application performance, usability, reliability, and operational visibility across the stack
• Help shape frontend patterns, component architecture, and overall application UX
• Debug production issues across client, API, real-time, and data layers, and drive durable fixes

Requirements:

• 5+ years of professional software development experience
• Strong experience designing and building production frontend applications with TypeScript and React
• Strong product and UI judgment, with the ability to translate requirements into clear, usable application flows
• Experience designing, consuming, and integrating REST APIs in full-stack applications
• Experience building or working with WebSocket-based real-time application features
• Experience working with PostgreSQL or other relational databases in production systems
• Strong understanding of modern frontend architecture, state management, performance, and debugging
• Experience working across frontend and backend boundaries in a service-based architecture
• Strong proficiency with Git and collaborative software development workflows
• Strong engineering judgment and the ability to work independently in a fast-moving environment
• Clear communication skills and a pragmatic approach to solving hard technical problems
• Comfort operating in a startup environment with broad ownership
• Experience with Next.js in production environments
• Familiarity with observability, testing, and deployment practices for production web applications