SENIOR Front-End Developer

We’re looking for a Front-End Developer who is comfortable working in an existing production codebase and can build safe, usable interfaces in a clinically sensitive environment. This role is focused on clarity, stability, and thoughtful implementation rather than flashy UI work. Key technical skills: Strong experience with React and TypeScriptStrong experience building applications with Next.jsGood understanding of component architecture and state managementExperience consuming and normalizing complex API responsesStrong CSS and Tailwind CSS skillsExperience building responsive application interfacesComfortable debugging browser, network, and server-side rendering issuesFamiliarity with Git workflowsComfortable working with local development servers and Docker-backed APIsClear communication around assumptions, blockers, and trade-offsThe project currently uses: Next.jsReactTypeScriptTailwind CSSLocal API proxying to orchestration servicesDocker-based backend servicesFHIR-derived JSON payloadsThe ideal developer: Reads and understands the existing code before making changesKeeps UI changes scoped, intentional, and maintainablePreserves important clinical context instead of over-simplifying interfacesAvoids decorative UI patterns that obscure important informationValues clarity and usability over visual noiseCan identify missing, duplicated, or incorrectly shaped dataCollaborates effectively with backend developersUses TypeScript types as enforceable contracts, not decorationTests critical data transformations and rendering assumptionsCan translate vague product requirements into safe, practical interfaces Reference number for this position is GZ61331 which is a permanent position based in Johannesburg offering a cost to company salary of R1.2m per annum negotiable on experience and ability. Contact Garth on [[garthz@e-merge.co.za]] or call him on 011 463 3633 to discuss this and other opportunities. Are you ready for a change of scenery? The E-Merge IT recruitment is a specialist niche recruitment agency. We offer our candidates options so that we can successfully place the right developers with the right companies in the right roles. Check out the e-Merge website www.e-merge.co.za for more great positions. Do you have a friend who is a developer or technology specialist? We pay cash for successful referrals!