JD

John Disilwa

Available to hire

I'm John Disilwa, a Full-Stack Software Engineer with 6 years of experience delivering high-performance, cloud-native applications across finance, HR, and manufacturing. js, building robust, scalable web apps.

About

I’m John Disilwa, a Full-Stack Software Engineer with 6 years of experience delivering high-performance, cloud-native applications across finance, HR, and manufacturing. I specialize in JavaScript, React, and Node.js, building robust, scalable web apps. I thrive in fast-paced environments and enjoy turning complex problems into elegant, maintainable solutions.

I have a proven track record of reducing operational costs by up to 25% and boosting system scalability by 40%. I’m skilled in CI/CD automation, cloud deployments on AWS and GCP, and leading migrations that reduce technical debt while improving reliability and velocity.

  • 6 years' experience
  • Joined August 2025

Industry experience

  • Financial Services
  • Manufacturing
  • Software & Internet
  • Professional Services
  • Media & Entertainment

Work experience· 5 roles

Software Engineer · ResponsiveMar 2025 – Aug 2025 · 6 mos

Spearheaded migration from Angular to React, reducing codebase size by 30% and improving maintainability. Designed an AI-powered auto-response system that boosted customer engagement by 20% and reduced reply time by 15%. Built a microservices architecture using NestJS, enhancing scalability and deployment speed by 40%. Automated CI/CD pipelines with Jenkins and Docker achieving 95% test coverage and faster releases.

Senior Software Engineer · InsighTEK GlobalMar 2025 – Present · 1 yr 9 mos

Developed and maintained enterprise-scale web applications using Next.js, Node.js, and PostgreSQL, enhancing operational visibility and decision-making across multiple factories. Led development of an Asset Management System that reduced manual effort by 30% and built key modules for LUCA, an HR platform that increased recruitment efficiency by 40%. Collaborated with cross-functional teams to integrate with Azure-hosted services ensuring 99% uptime and optimized performance.

Software Engineer · ResponsiveMay 2022 – Mar 2025 · 2 yrs 11 mos

Spearheaded Angular-to-React migration, reducing codebase size by 30% and improving maintainability. Designed AI-powered auto-response system (Next.js, Node.js) boosting customer engagement by 20% and cutting reply time by 15%. Built a microservices architecture (NestJS) enhancing scalability and reducing deployment time by 40%. Automated CI/CD pipelines (Jenkins, Docker) achieving 95% test coverage and faster releases.

Software Engineer · Value HealthMay 2022 – Aug 2025 · 3 yrs 4 mos
Software Engineer · Value HealthFeb 2020 – May 2022 · 2 yrs 4 mos

Education

BE ECE · Kalaignar Karunanidhi Institute of Technology, Coimbatore2016 – 2020
HSC - Computer Science · Shri K.K.Naidu Hr.Sec School, Coimbatore2014 – 2016
BE ECE · Kalaignar Karunanidhi Institute of Technology, Coimbatore2016 – 2020
HSC - Computer Science · Shri K.K.Naidu Hr.Sec School, Coimbatore2014 – 2016

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