Valentine Chinemerem Onyekachi

Available to hire

Hi, I’m Valentine Chinemerem Onyekachi, a frontend and full-stack developer based in Jyväskylä, Finland.

About

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.

  • 6 years' experience
  • Joined March 2026

Industry experience

  • Software & Internet
  • Professional Services
  • Media & Entertainment
  • Financial Services
  • Healthcare
  • Real Estate & Construction

Work experience

Frontend Developer · Sustain GRCAug 2024 – Dec 2025 · 1 yr 5 mos

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 · Decagon InstituteOct 2023 – Aug 2024 · 11 mos

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 · Synergyfy Global LtdNov 2019 – Oct 2023 · 4 yrs

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.

Education

MSc Information Systems · University of Jyväskylä, Finland2025 – 2026
BSc Computer Science · Imo State University, Nigeria2011 – 2015

Certifications and awards

Scrum Fundamentals Certified (SFC)2030 – 2023
Software Engineering and Leadership Training2030 – 2023

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