Joseph Apenteng
Accra
Summary
Skilled ReactJS Engineer with full-stack experience in developing secure, scalable applications, including fintech platforms for payments and cross-border transactions. Expertise in React (ES6+) and component-driven architecture enhances user experience and conversion rates. Knowledgeable in Node.js and .NET, leveraging AWS serverless architectures for cost-effective, resilient systems. Experienced in agile methodologies, collaborating with cross-functional teams to deliver high-quality production systems.
Overview
6
6
years of professional experience
Work History
Software Engineer
Sondr
London
08.2024 - 03.2026
- Implemented Playwright end-to-end testing within CI/CD pipelines, reducing production bugs and enhancing release stability.
- Contributed to migration from monolithic system to microservices architecture, improving scalability and performance.
- Redesigned and optimized platform frontend UI, boosting user engagement and increasing sign-ups by 45%.
- Developed and optimized reusable UI components, enhancing consistency and performance across applications.
- Collaborated with cross-functional teams to gather requirements and define project scopes, ensuring alignment with business objectives.
- Conducted code reviews to uphold quality standards and best practices, fostering a culture of excellence in the development team.
- Authored technical documentation for software functionality and user guides to support end-users.
Full-Stack Engineer
Experts Circle
London
01.2022 - 08.2024
- Developed scalable React interfaces for recruitment platform, integrating AI-driven candidate matching systems.
- Implemented secure authentication flows with AWS Cognito, enhancing platform access security.
- Utilized AWS Lambda functions to create event-driven architecture, improving backend scalability.
- Built reusable components aligned with design system to enhance feature delivery speed and UI/UX consistency.
- Collaborated in agile sprints, conducting code reviews and delivering features that met production standards.
Full-Stack Engineer
EasySpend
Lagos
03.2020 - 12.2021
- Optimized core fintech features for platform supporting USD card issuance and crypto-to-fiat transactions, enhancing user transaction experience.
- Integrated secure REST APIs for financial operations, enabling real-time wallet updates.
- Implemented authentication mechanisms, securing sensitive financial data and ensuring safe interactions for users.
- Optimized performance for transaction-heavy workflows, improving speed and responsiveness of financial operations.
- Developed reusable React components for wallet management and transaction flows, ensuring application consistency.
- Translated Figma designs into production-ready interfaces, enhancing usability during onboarding and payments.
- Collaborated with backend teams on cross-border payment flows and integration of financial logic.
Education
Bachelor of Science - Computer Science
Benue State University
Benue, Nigeria01-2019
Skills
- React development
- Front-end development
- API integration
- Microservices architecture
- AWS Serverless Architecture
- Container orchestration
- Scalable applications
- End-to-end tests
- Javascript
- Agile methodologies
Languages
English
Proficient (C2)
C2
Timeline
Software Engineer
Sondr
08.2024 - 03.2026
Full-Stack Engineer
Experts Circle
01.2022 - 08.2024
Full-Stack Engineer
EasySpend
03.2020 - 12.2021
Bachelor of Science - Computer Science
Benue State University