Headquarters:Kigali, Rwanda URL:https://fixahr.com/ Role Overview:  We have made the decision to redevelop our SaaS platform from scratch. As the Lead Engineer, you will take ownership for this project, leading the development of the backend API, web application, mobile application, USSD Application and infrastructure setup.  You will collaborate closely with a dedicated UI/UX designer, CTO and technical advisors to build a scalable, secure, and robust platform. This is a full-scope development role, encompassing everything from backend architecture to frontend implementation.  While you will work alone initially to ensure rapid development of the MVP, you will get the opportunity to hire and manage a development team after a few months. Key Responsibilities Backend Development: Design and develop a scalable REST API using one of the following frameworks: Laravel (PHP), FastAPI (Python), or Node.js (Express.js or NestJS). Implement core modules, including user management, worker onboarding, attendance tracking, payroll processing, and communication tools. Ensure the API supports multiple clients, including a Web App, Mobile Apps, and a USSD interface Frontend Development: Build a responsive web application using React or Vue.js. Collaborate with the UI/UX designer to implement user-friendly interfaces for customer-facing and admin applications. Infrastructure and DevOps: Deploy applications on GCP, AWS, or Azure. Set up CI/CD pipelines using GitHub Actions. Collaboration: Work closely with stakeholders to understand project requirements and translate them into technical specifications. Lead code reviews and ensure adherence to best practices for code quality and security. Required Qualifications At least 7 year of professional experience in developing full-stack applications. Expertise in at least one backend framework: Laravel, FastAPI, or Node.js. Proficiency in frontend technologies such as React or Vue.js. Familiarity with SQL databases (e.g., PostgreSQL, MySQL) and API design. Excellent problem-solving skills and attention to detail. Strong communication skills and the ability to work collaboratively in a remote environment. Preferred Skills Experience building HR/Payroll Platforms Experience building Payment Platforms Experience with USSD application development. Experience with DevOps and cloud infrastructure. Knowledge of biometric or IoT integrations. Familiarity with mobile app development (iOS and Android). Prior experience in building platforms for diverse and underserved demographics. Why Join Us? Opportunity to lead the development of a transformative platform with significant social impact. Work with a passionate team committed to innovation and excellence. Competitive compensation and flexible work arrangements. How to Apply: Interested candidates are encouraged to submit their resume and a brief cover letter detailing their relevant experience and why they are the perfect fit for this role to careers@fixarwanda.com.  Please include links to your GitHub, Portfolio, or any relevant projects. Join us in building a platform that empowers businesses and workers across Africa! To apply:https://weworkremotely.com/remote-jobs/fixa-lead-engineer-full-stack