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Nobin Johnson - Co - Founder in Buffalo, NY

Nobin Johnson

Mid-Level Software Engineer specializing in full-stack, cloud, and mobile development

SlizzrCanisius UniversityBuffalo, NY4 Years ExperienceMid LevelWorks On-Site

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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.

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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

Strongly Recommended
  • 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

Nobin's references speak for themselves. Let us connect you.

Experience

Co - FounderSlizzr · Aug 2025 – Present
Mid- level SDECapstone Integrated Solutions · Sep 2024 – Sep 2025
Backend DeveloperPuffles · May 2023 – Nov 2024
Full Stack DeveloperPikky · Jan 2024 – May 2024
SDE 1 BackendHoloworld · Aug 2022 – Jul 2023
Backend Engineering InternHoloworld · Jan 2022 – Jul 2022internship
Web Development InternHealium · May 2022 – Jul 2022internship

Education

Canisius Universitymaster, Cybersecurity
Dayananda Sagar Universitybachelor, Computer Science Engineering (2022)

Skills

AgileAndroidAngularAngularJSAPI DevelopmentAWS CloudFormationAzure DevOpsBackend DevelopmentCC#C++CSSDebuggingDockerFastAPI

Languages

English

Certifications

Microsoft Technology Associate (MTA) (2020-2025)CompTIA Security+Coursera Certificate in AWS Fundamentals: Building Serverless Applications (2020)Coursera Certificate in Google Cloud Platform Big Data and Machine Learning Fundamentals (2020)

Publications

8 publications

Navigation systemsEducation technology (exam allocation and grading automation)Optical character recognition (OCR) and NLP (sentence embeddings)Healthcare roboticsMedication dispensing systemsIoT and cloud computingNetworking and multiplayer systems (UDP)Cybersecurity (deception engineering)

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Nobin JohnsonMid-Level Software Engineer specializing in full-stack, cloud, and mobile development