Vetted JSON Professionals

Pre-screened and vetted.

SS

Senior QA Automation Engineer specializing in web, API, mobile, and cloud test automation

Gulfport, MS9y exp
Hancock WhitneyDr. Paul Raj Engineering College

Game QA professional with AAA open-world shipping experience, owning high-impact quality risks like save-data corruption, progression blockers, performance drops, and multiplayer desync. Demonstrates strong systems thinking and exploit prevention (e.g., reproduced and helped fix a reward-duplication race condition using network interruption + rapid input), with disciplined JIRA/TestRail workflows and evidence-driven bug reporting.

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Umair Azam - Senior Full-Stack Software Engineer specializing in Ruby on Rails and React in Lahore, Pakistan

Umair Azam

Screened

Senior Full-Stack Software Engineer specializing in Ruby on Rails and React

Lahore, Pakistan10y exp
OM Solutionz Pvt LtdFAST - National University of Computer and Emerging Sciences

Frontend engineer with React/TypeScript experience who has led end-to-end UI work on a fintech product (React frontend with NestJS APIs), emphasizing performance (virtualized rendering, memoization, lazy loading, profiling) and quality at scale (unit tests and TDD). Also built and iterated on a snooker sports app, simplifying UX through audience-focused design decisions and streamlined onboarding.

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MANOGNA VADLAMUDI - Junior AI Engineer specializing in LLM evaluation, prompt engineering, and AI orchestration in Chicago, IL

Junior AI Engineer specializing in LLM evaluation, prompt engineering, and AI orchestration

Chicago, IL1y exp
IDSIllinois Institute of Technology

LLM workflow builder who has deployed a personalized GPT experience (including Delphi AI-based knowledge ingestion) and built a LangChain/LangGraph job-aggregation pipeline that ingests, normalizes/dedupes, filters, then uses an LLM to rank and summarize matches. Emphasizes production reliability with structured outputs, retries/fallbacks, metric-driven evaluation, logging/prompt versioning, and A/B testing, and collaborates with non-technical stakeholders through demo-driven iteration.

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Sampath Achalla - Mid-level Python Full-Stack Engineer specializing in AI microservices and cloud data platforms in USA

Mid-level Python Full-Stack Engineer specializing in AI microservices and cloud data platforms

USA3y exp
DoJaGaIllinois Institute of Technology

Backend-leaning full-stack engineer in fintech/payments who shipped an end-to-end Stripe payments + webhook system for a financial microservices platform, emphasizing ledger accuracy via idempotency, transactional writes, retries, and DLQs. Also delivered a real-time React/TypeScript payment status dashboard informed by user interviews, and improved production performance by 35% p95 latency through PostgreSQL tuning and Redis caching on AWS.

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Mahgoub Gaafar - Senior Product Manager specializing in AI-driven engagement and gamification in Dubai, UAE

Senior Product Manager specializing in AI-driven engagement and gamification

Dubai, UAE7y exp
OBT LiveMiddle East College

F2P product/game designer with live-ops experience on an NBC Group-owned mobile app in the MENA region (~200k users), driving personalization (segmented ads/trivia) and monetization (regional pricing, LTOs, season pass). Owns the full delivery lifecycle—PRDs/backlog through QA/UAT and release—and uses retention/conversion metrics and A/B testing to tune rewards and the game economy.

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JV

Jhon Vergara

Screened

Senior Unity Developer specializing in VR and gameplay AI systems

Orlando, FL5y exp
Wrenaissance GamesUniversity of Central Florida

Indie/solo Unity C# developer who shipped a VR game (Elysium Trials) across Meta Quest, SteamVR, and Pico, including a high-performance cross-platform leaderboard system with sub-second score retrieval. Also built a recent multi-agent AI puzzle project where multiple AI bots communicate via JSON and uses UX techniques to mask LLM latency; has shipped additional mobile titles and focuses heavily on optimization and immersive VR UI.

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FA

FNU ASHUTOSH

Screened

Mid-level Software Engineer specializing in AI, full-stack systems, and FinTech

Remote6y exp
Tridiagonal SolutionsPace University

Product-minded full-stack engineer with experience in fintech identity verification and industrial analytics, focused on turning repeated operational pain points into reusable platforms. Built real-time KYC/KYB dashboards, secure cross-platform web components, and a multi-tenant workflow engine that cut onboarding from 2 weeks to 1 day while materially improving conversion, reliability, and developer speed.

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Firas Ferjen - Mid-level Game Developer specializing in Unity, VR, and Web3 games in Qatar

Firas Ferjen

Screened

Mid-level Game Developer specializing in Unity, VR, and Web3 games

Qatar6y exp
Nukmuay VR QatarIIT Sfax

Unity/C# gameplay engineer focused on AI-heavy game systems across basketball simulation, boxing VR, and multiplayer titles. Particularly notable for building cloud-simulated player decision systems and an LLM-powered live commentary pipeline that cut OpenAI API usage by about 32%, while also contributing to a project that was signed by Kwalee and later supported by $1.78M in investment.

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Shuchi Shah - Senior Applied AI Engineer specializing in RAG and full-stack systems in San Jose, CA

Shuchi Shah

Screened

Senior Applied AI Engineer specializing in RAG and full-stack systems

San Jose, CA13y exp
OpGov.AISan Diego State University

Backend engineer with experience building an end-to-end civic tech AI platform that ingests city council meeting videos, transcribes them with Whisper, and enables natural-language Q&A via a LangChain/FAISS RAG pipeline. Demonstrated strong systems thinking by tuning retrieval for accuracy/latency/memory (cutting response time ~3s→1s and memory ~500MB→25MB) and by safely migrating an ERP from monolith toward services using dual writes, reconciliation, and idempotency to protect financial workflows.

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BL

Senior Unity Game Developer specializing in multiplayer and VR/AR

Berlin, Germany8y exp
Brok GamesPamukkale University

Unity developer focused on VR/AR multiplayer, with hands-on experience building Photon Fusion/PUN systems including networking, sync, and matchmaking. Has scaled a modular multiplayer architecture to handle more players/features while addressing latency and data consistency, and has optimized Meta Quest/mobile performance using pooling, LODs, batching, and profiling.

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AB

Ajay Birla

Screened

Principal Unity Game Developer specializing in multiplayer networking and engine architecture

Bengaluru, India14y exp
Fabzen Technologies Private LimitedMedi-Caps University

Unity lead developer who built a turn-based soccer game (Soccer Glory/Score Hero-like) with complex in-air ball simulation, AI reactions, and animation handling, then scaled production by creating an in-editor level/animation authoring tool that saves to JSON and shifted level setup from devs to designers. Strong multiplayer background across Photon PUN, Mirror, UNet, and Socket.IO, including a 100-user metaverse room and practical approaches to authoritative simulation and VR/mobile performance optimization (Meta Quest 90 FPS).

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AD

Alex Diamandi

Screened

Junior Software Developer specializing in AI data labeling and full-stack web development

Toronto, Canada2y exp
MetaYork University

Frontend-focused builder who has led multiple projects end-to-end, including a React/Vite/TypeScript weather app and an internal analytics dashboard optimized for large, time-based datasets. Also created and shipped AetherGrid, a full-stack Windows desktop app, iterating with 5–10 testers and implementing pixel-perfect native UI details plus installer/uninstaller packaging; mentions starting a full-time role at Meta.

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JS

Junior Full-Stack Java Developer specializing in Spring Boot microservices and cloud DevOps

San Francisco, CA2y exp
Reality AI LabUniversity of Houston

Software engineer with hands-on production experience deploying Spring Boot services to AWS using Docker and Jenkins CI/CD, focused on stable releases, easy rollback, and performance improvements through monitoring/logging and query optimization. Has proven cross-layer troubleshooting skills (identified packet loss causing intermittent timeouts via network traces) and experience collaborating on-site with operators in industrial/IoT-style environments, including working alongside robotics/PLC teams.

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MJ

Marcus Jeong

Screened

Mid-level Frontend-Focused Full-Stack Developer specializing in React and TypeScript

Toronto, Canada6y exp
Lodestone Product ManagementHumber College

Frontend engineer at LodestonePM who led end-to-end delivery of an AI release-notes generator (OpenAI API) and a Kanban-style release board in Remix/React/TypeScript. Demonstrated scalable architecture (bridging tables, upserts), strong QA practices, and measurable performance wins (200+ item loads reduced from 10–20s to a few seconds via caching/pagination), plus UX improvements like simplifying a Jira integration flow.

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Vishnu Priyan Sellam Shanmugavel - Mid-Level Applied AI Engineer specializing in LLM services, RAG, and OCR/NLP extraction in Arlington, VA

Mid-Level Applied AI Engineer specializing in LLM services, RAG, and OCR/NLP extraction

Arlington, VA4y exp
HealthLab InnovationsIllinois Institute of Technology

Backend/platform engineer who built and evolved a large-scale healthcare document processing system (OCR + LLM orchestration) in Python/FastAPI on Google Cloud (Cloud Run, GCS, Firestore), processing ~1.5M files per batch and tens of millions overall. Emphasizes reliability and operational safety via deterministic IDs, idempotent state machines, strong observability, and self-healing reconciliation, plus disciplined migrations using dual-run validation and incremental rollouts.

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Pathapati aditya - Mid-level Design Engineer specializing in product design and front-end implementation in New York City, NY

Mid-level Design Engineer specializing in product design and front-end implementation

New York City, NY4y exp
FOUNDPace University

Product designer-builder who codes, with a rare end-to-end profile spanning product strategy, UX, design systems, frontend engineering, and AI integration. Built PetCloud/PetClub as a fully solo product in Next.js/TypeScript/Supabase and has also driven measurable UX gains in company settings, including 25% higher engagement, faster design-to-dev handoff, and fewer UI bugs.

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SK

Junior Software Developer specializing in LLMs, RAG pipelines, and web applications

Bridgewater, NJ3y exp
OncorreOregon State University

Backend engineer (Encore) who led the evaluation and redesign of a high-volume, low-latency real-time retrieval/ranking and inference platform on AWS, shifting from tightly coupled services to a modular architecture for better fault isolation and independent scaling. Strong focus on production reliability, observability, and security (JWT/RBAC, multi-tenant scoping, Postgres/Supabase RLS), with disciplined migration playbooks (feature flags, shadow traffic, dual writes/reconciliation).

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IU

Imran Ullah

Screened

Senior Unity/Game Developer specializing in mobile, multiplayer, AR/VR and Web3

Islamabad, Pakistan11y exp
Vizz Web SolutionsBahria University, Islamabad

Unity gameplay engineer with experience shipping features for a multiplayer cricket title (RVG Cricket), including a high-impact replay system that records and replays full play sequences across all on-field entities. Also implemented Photon-based multiplayer and debugged host/client execution issues, and uses AI tools to speed up data enrichment workflows (e.g., generating/matching country ISO codes from JSON into ScriptableObjects).

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MA

Murat Arat

Screened

Junior Full-Stack Java Developer specializing in FinTech payments

Cranbury, NJ5y exp
AlacritiNJIT

Full-stack engineer with hands-on experience building end-to-end applications using Java/Spring Boot and React, including Dockerized deployment and RabbitMQ-based messaging. Worked on a high-volume payment processing system at Alacriti, focusing on performance (query optimization, caching) and reliability with monitoring via AWS CloudWatch.

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SK

Junior Full-Stack Software Engineer specializing in AI workflows and LLM integrations

Remote3y exp
LumeoFinanceClemson University

Built and productionized an AI-assisted merchant onboarding automation workflow for Kort Payments, replacing slow manual underwriting document review with structured extraction, cross-document validation, and human-in-the-loop guardrails. Emphasizes reliability via scenario-based testing, repeatability checks, and deep observability (timestamped logs), plus incremental rollout with legacy fallback to prevent regressions.

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Kerem Aydin - Senior Unity/.NET Developer specializing in mobile games and VR/AR in Leamington Spa, UK

Kerem Aydin

Screened

Senior Unity/.NET Developer specializing in mobile games and VR/AR

Leamington Spa, UK10y exp
Puzzling.comBilkent University

Unity developer with 9 years of experience who has shipped numerous mobile titles to both iOS and Android. Built and is actively evolving a published puzzle game (Sudoku Jigsaw) using Unity UI Toolkit and SQL persistence, adding live-ops features like daily puzzles and a promotion/demotion leaderboard. Also has VR experience delivering an HTC Vive training application as a contractor for a university project.

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Abdallah Mahmoud - Junior Unity VR Developer specializing in immersive training and multiplayer experiences in Cairo, Egypt

Junior Unity VR Developer specializing in immersive training and multiplayer experiences

Cairo, Egypt2y exp
Almotahida Education GroupGerman University in Cairo

Senior Unity/VR developer who built a modular VR interaction + multiplayer architecture with a thin Photon layer (ownership/state sync) that scaled across more interactables, modes, and headsets and was reused across multiple VR projects. Has shipped Photon-based VR multiplayer shooter and collaborative VR training/simulation apps, with a strong focus on event-based networking and performance stability on Meta Quest and mobile.

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ROHITH DAMARLA - Mid-level Backend Engineer specializing in high-scale systems and LLM pipelines in Syracuse, NY

Mid-level Backend Engineer specializing in high-scale systems and LLM pipelines

Syracuse, NY6y exp
Syracuse UniversitySyracuse University

Open-source-focused TypeScript/JavaScript engineer who built a lightweight Node.js utility library to standardize LLM-agent message formatting, tool invocation, and safe schema-validated JSON outputs. Emphasizes composable abstractions, real-world performance profiling/benchmarks, and strong community feedback loops (GitHub issues, structured errors, logging hooks). Also did research at Syracuse University on converting natural language into structured JSON with validation layers.

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