Software Engineer (React, Node.js)

JEAN MARIE NTOUME

************@*****.*** +1-929-***-**** 20233 SE 290th Pl, Kent, WA 98042, Washington State GitHub.com/Augustine-ebuka

SUMMARY

As a skilled Software Engineer with over 4 years of expertise in Software Development, I am dedicated to crafting high-quality solutions that meet the unique needs of each project. My exceptional skills in creating efficient server-side code and seamlessly managing data flow between the server and users make me a valuable asset to any team. EXPERIENCE

Frontend Engineer

InstaPass IA

May 2025 US

Developed the front-end interface of InstaPass Integrate AI using React.js, implementing dynamic UI components and seamless API integrations to deliver real-time event updates, resulting in a 20% improvement in user satisfaction based on feedback and engagement metrics.

https://instapass.ai/

Backend Engineer

Taxtech

Lagos, Nigeria

Collaborated with cross-functional teams to design and build the backend architecture of a comprehensive HR management platform supporting salary disbursement, payday loans, attendance tracking, and employee performance management. Specialized in scalable backend infrastructure and high-performance API design using TypeScript (Node.js). Redesigned critical services and optimized request handling, reducing server load and infrastructure costs by approximately 50%. Implemented asynchronous processing using BullMQ and Redis, offloading computationally intensive operations into background jobs, reducing application latency and performance bottlenecks by over 75% during peak usage. Leveraged MongoDB for flexible data modeling and Redis for caching and real-time processing. Managed and maintained Linux production servers, improving deployment stability, system security, and operational efficiency. https://thr.taxit.com.ng/

Backend Engineer

Taxtech (Learning Management System)

August Lagos, Nigeria

Developed and maintained the backend of a Learning Management System (LMS), ensuring efficient data handling, secure authentication, and seamless API communication. Designed and optimized database structures for user management, course tracking, and assessments. Built and integrated RESTful APIs to connect with the frontend and external services like payment gateways and video conferencing tools. Implemented robust security measures including authentication and role-based access. Focused on performance optimization for scalability and reliability for thousands of users. Added a text-to-speech feature for users that purchase books, applying polymorphism principles to allow different types of objects to be treated as a single type. https://tlearn.taxit.com.ng/

Full-stack Engineer

Megaexe

May 2023 Lagos, Nigeria

Revamped company web application using React and Next.js Framework resulting in a 20% increase in user engagement. Improved application performance by optimizing REST API calls and reducing load times resulting in a 15% increase in page speed. Collaborated with cross-functional teams to ensure timely delivery of project milestones.

• Developed new features and enhancements for the application using Next.js

• Implemented REST APIs to connect the application to the backend services

• Optimized REST API calls to reduce load times resulting in a 15% increase in page speed https://www.megaexe.com/

Backend Engineer

Thelayoutguys

September Lagos, Nigeria

Played a pivotal role in architecting and developing robust backend solutions using TypeScript. Contributed to the design and implementation of scalable APIs for innovative products.

• API Development: Spearheaded the development of a sophisticated RESTful API using TypeScript and Node.js, facilitating seamless communication between frontend and backend systems. Implemented endpoints for user authentication, data retrieval, and system analytics.

• Led integration testing efforts by developing comprehensive test suites using Jest. Ensured reliability of backend services through automated tests, reducing bugs in production.

• Worked closely with the DevOps team to streamline deployment. Implemented CI/CD pipelines using Jenkins and participated in regular code reviews, contributing to a more efficient and collaborative development environment. https://thelayoutguys.com/

Frontend Engineer

Adakaa

2023 Lagos, Nigeria

Played a key role in the collaborative development of an e-commerce web application using React.js. Successfully integrated Redux Toolkit, a robust state management system, resulting in a notable 30% acceleration in the development process. Worked closely with the UI/UX design team to implement design elements, ensuring a seamless and visually appealing user experience. Identified and reported design inconsistencies, fostering a collaborative and detail-oriented approach. Effectively communicated with cross-functional teams and addressed design concerns with clarity and precision. https://adakaa.com/

Front-End Engineer

Rexsons

August 2022 – February 2023 Lagos, Nigeria

Worked on a large-scale web application using React resulting in a 30% increase in user satisfaction. Worked alongside teammates to build solutions in a crypto wallet app and increased the company's ROI by 20%.

• Developed new features and enhancements for the web application using React

• Used React lifecycle methods and Context API for effective state management

• Collaborated with cross-functional teams to ensure timely delivery of project milestones https://www.rexsons.co/

Frontend Engineer

Hospyta

2022 – 2023 Lagos, Nigeria

Hospyta is a health-tech startup that delivers an integrated digital healthcare ecosystem, seamlessly connecting patients, doctors, pharmacies, hospitals, vendors, and ambulance services through a unified, secure, and user-centric platform.

• Designed a modern, responsive, and user-friendly website showcasing Hospyta’s products and services

• Implemented clean UI/UX with clear sections for Patients, Doctors, Vendors, Riders, and Ambulance services

• Ensured mobile responsiveness, accessibility, and fast performance across devices

• Integrated contact, navigation, and service pages to highlight Hospyta’s ecosystem https://hospyta.com/

CORE SKILLS

Software Engineering & Full-Stack Development

Node.js, TypeScript, Express.js, React.js, Next.js, JavaScript, Redux Toolkit, React Native, Mobile App Development, REST API, SQL, PostgreSQL, MongoDB, Mongoose, Laravel, Eloquent ORM, Flask, Django, Docker, Redis, BullMQ, Linux, Git, AWS and Cloud Services, CI/CD (Jenkins), Software Testing (Jest) AI Evaluation & Training

AI model training & evaluation; Mathematical reasoning & validation; Prompt analysis and response grading; Complex problem generation for AI; AI tutoring & feedback loops; Quality assurance for AI outputs; Data annotation and labeling; Reviewing AI-generated content for correctness, logic, tone, and contextual relevance; Ranking and comparing AI responses; Identifying inconsistencies, reasoning gaps, and narrative breaks; Structured feedback to refine AI behavior; GenAI; Microsoft AI Services Content, Language & Teaching

English content writing; Technical writing; Educational content creation; Editing and content evaluation; Clear, structured explanations; Mathematics instruction (secondary & advanced levels); STEM teaching; Curriculum development; Explaining abstract concepts clearly Mathematics & STEM

Pure Mathematics; Applied Mathematics; Advanced Mathematics; Engineering Mathematics; Mathematical modelling; Problem-solving & proofs; Logic, algebra, calculus, mechanics

Technology

HTML; CSS; JavaScript; Python; Technical literacy & tooling; AI platforms & annotation tools EDUCATION

University of Washington, Seattle, WA

Ph.D. Student (In-view): Computer Science 2023 – present Seattle Pacific University, Seattle, WA

Master of Science: Remote Sensing and GIS 2013 – 2015 Western Washington University, Bellingham, WA

Bachelor of Science and Education: Computer Science 2007 – 2010 LANGUAGES

English — Native

French — Advanced

Contact this candidate