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Hi, I’m Valentine Chinemerem Onyekachi, a frontend and full-stack developer based in Jyväskylä, Finland. I enjoy turning complex data and user needs into clean, intuitive interfaces, with a track record of delivering ESG dashboards, secure APIs, and robust frontend systems. I’m currently pursuing an MSc in Information Systems at the University of Jyväskylä and thrive in collaborative, Agile environments where I can mentor teammates, influence architecture decisions, and ship reliable software.…Hi, I’m Valentine Chinemerem Onyekachi, a frontend and full-stack developer based in Jyväskylä, Finland. I enjoy turning complex data and user needs into clean, intuitive interfaces, with a track record of delivering ESG dashboards, secure APIs, and robust frontend systems. I’m currently pursuing an MSc in Information Systems at the University of Jyväskylä and thrive in collaborative, Agile environments where I can mentor teammates, influence architecture decisions, and ship reliable software.

Valentine Chinemerem Onyekachi

Full Stack Developer, Web Developer, AI Developer, +6

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Hi, I’m Valentine Chinemerem Onyekachi, a frontend and full-stack developer based in Jyväskylä, Finland. I enjoy turning complex data and user needs into clean, intuitive interfaces, with a track record of delivering ESG dashboards, secure APIs, and robust frontend systems. I’m currently pursuing an MSc in Information Systems at the University of Jyväskylä and thrive in collaborative, Agile environments where I can mentor teammates, influence architecture decisions, and ship reliable software.…Hi, I’m Valentine Chinemerem Onyekachi, a frontend and full-stack developer based in Jyväskylä, Finland. I enjoy turning complex data and user needs into clean, intuitive interfaces, with a track record of delivering ESG dashboards, secure APIs, and robust frontend systems. I’m currently pursuing an MSc in Information Systems at the University of Jyväskylä and thrive in collaborative, Agile environments where I can mentor teammates, influence architecture decisions, and ship reliable software.

Available to hire

Hi, I’m Valentine Chinemerem Onyekachi, a frontend and full-stack developer based in Jyväskylä, Finland. I enjoy turning complex data and user needs into clean, intuitive interfaces, with a track record of delivering ESG dashboards, secure APIs, and robust frontend systems.

I’m currently pursuing an MSc in Information Systems at the University of Jyväskylä and thrive in collaborative, Agile environments where I can mentor teammates, influence architecture decisions, and ship reliable software.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

English

Fluent

Finnish

Fluent

Work Experience

Frontend Developer at Sustain GRC

August 1, 2024 - December 1, 2025

Took ownership of key ESG dashboards and governance modules, simplifying compliance data for internal teams; built a configurable risk matrix and intuitive editing workflows to accelerate ESG updates; developed interactive Chart.js visualizations; automated PDF report generation with Python (ReportLab); refactored legacy frontend code to improve stability and reduce production UI issues.

Associate Software Engineer at Decagon Institute

October 1, 2023 - August 1, 2024

Contributed to building full-stack applications used by real users; designed backend services and database structures; implemented OAuth authentication flows; translated Figma designs into responsive React components; led a team of five engineers in delivering an estate management platform.

Full Stack Developer at Synergyfy Global Ltd

November 1, 2019 - October 1, 2023

Designed and launched a real-time stock audit dashboard; built secure REST APIs with RBAC; developed advanced filtering and reporting features; improved frontend structure and performance; maintained WordPress platforms for reliable content delivery.