James Olal
Full-stack Developer at Exacta
Nairobi County, Kenya
Summary
👤
Senior🎓
Top SchoolJames Olal is a full-stack developer and security-minded technologist with a decade of experience building web and mobile products across Nairobi and beyond. He specializes in React, Next.js, TypeScript, Node.js and Python, and has delivered production-grade serverless payment integrations and AI-powered document processing systems using FastAPI, GCP, and OpenAI. James blends hands-on engineering with product leadership, having led teams, defined roadmaps, and shipped CI/CD-driven solutions that emphasize security controls like JWT auth, input sanitization, and audit logging. His background includes mobile app development and OutSystems low-code delivery, giving him a pragmatic edge in rapidly turning requirements into usable interfaces. Notably, he implemented resilient M-Pesa payment workflows with webhook queuing, transaction recovery, and fallback mechanisms—demonstrating attention to reliability in real-world financial systems. Based in Nairobi, he combines developer craftsmanship with security analysis experience to build scalable, auditable systems.
10 years of coding experience
7 years of employment as a software developer
Certificate Of Completion Web and Mobile Training Program, Certificate Of Completion Web and Mobile Training Program at Moringa SchoolInformation Technology Information Technology, Information Technology Information Technology at Africa Nazarene University
Stackoverflow
162reputation
19kreached
0answers
10questions
Github Skills (37)
kotlin10
java10
android10
jvm9
windows9
http-client9
flutter9
dart8
macos8
cross-platform8
desktop8
ios8
material-design7
html6
flask6
Programming languages (2)
Github contributions (5)
OlalKeith/Fast-Food-Fast-APIs
Sep 2018 - Oct 2018
using data structures to store data in memory
Contributions:21 PRs, 94 pushes, 28 branches in 26 days
data-structuresdata-storein-memorymemory
OlalKeith/olal-james
Nov 2018 - Mar 2025
Contributions:22 pushes, 2 branches in 6 years 5 months
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