Nobin Johnson

About

Backend engineer with open-source web3.js contributions focused on preventing costly smart-contract execution failures, plus hands-on blockchain startup experience scaling an NFT mint from a test EC2 setup to AWS Lambda/API Gateway under extreme concurrency. Built a multiplayer backend improving tick rate from 40 Hz to 105 Hz using UDP, containerization, and Kubernetes, and has healthcare production support experience across 10+ apps. Also publishes IEEE research papers and produces developer-friendly documentation that accelerates team adoption.

Experience

Education

Key Strengths

• Fixed critical web3.js error-handling issues preventing users from spending gas on invalid contracts
• Strong testing discipline using test chains, code coverage, and Solidity evaluation suites (unit + integration tests)
• Performance optimization of multiplayer backend from 40 Hz to 105 Hz tick rate via architectural improvements (UDP, containerization, Kubernetes)
• Creates highly adoptable developer documentation (research-paper style README/PDF); enabled smooth team adoption of offline license verification system
• Effective production support for 10+ healthcare applications using Jira, Swagger UI, logs, and user-impersonation verification
• Thrives in unstructured startup environments with end-to-end ownership as solo backend engineer
• Rapid scaling under pressure: migrated from AWS EC2 to Lambda + API Gateway and coordinated AWS limit increase to handle ~5000+ concurrent users/sec during NFT mint

Reference Highlights

• professionalism
• strong interpersonal skills
• composure under pressure
• effective problem-solving in challenging situations
• adaptability across backend and frontend work
• leadership across teams/departments
• high-quality delivery
• high agency/ownership mindset
• ability to work independently without external support
• clear communication to technical and non-technical audiences
• effective stakeholder management (presenting to university dignitaries)
• ability to guide teams effectively