Full Stack Developer job opportunity at Avant Tech.



Date2026-02-04T15:58:30.576Z bot
Avant Tech Full Stack Developer
Experience: 3-years
Pattern: Full-time
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loacation Lagos, Nigeria
loacation Lagos....Nigeria

Role Overview Avant Tech Nigeria is looking for a result-oriented  Mid-Level Full Stack Developer  to join our engineering team. You will be a core manager of the  Avant One  backend ecosystem and other systems, building and maintaining the high-performance systems that power our Identity and Address Verification services. Your mission is to bridge the gap between our sophisticated backend engines and our user-facing client portals. You will work extensively with Node.js and React to build "offline-first" applications and API-centric architectures that serve Nigeria’s top financial institutions. Key Responsibilities Product Development:  Build and maintain scalable web applications using the  MERN/PERN stack  (PostgreSQL/Node.js/React). API Integration:  Develop and optimize RESTful APIs that connect Avant One to national identity databases and bank core systems. Database Management:  Write complex, optimized  SQL queries  to handle large datasets and generate real-time risk intelligence reports. Cloud Infrastructure:  Deploy and manage application environments on  AWS , ensuring high availability and 99.9% uptime. Front-End Excellence:  Develop responsive, performant, and intuitive user interfaces in  React  that work seamlessly across desktop and mobile devices. Security & Compliance:  Implement data encryption and secure coding practices aligned with  NDPR  (Nigeria Data Protection Regulation). Backend:  3+ years of professional experience with  Node.js  and Express. Frontend:  Strong proficiency in  JavaScript (ES6+)  and  React  (including Hooks, Context API, and State Management). Database:  Expertise in  SQL  (PostgreSQL or MySQL). You must be comfortable writing complex joins and optimizing queries for performance. Cloud Services:  Practical experience with  AWS  (specifically EC2, S3, RDS, and Lambda). Version Control:  Proficiency with  Git  (GitHub/GitLab) and CI/CD pipelines. Added Advantage:  Experience with PWA (Progressive Web Apps) development for offline-first field agent tools.

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