Vetted REST API Professionals

Cristobal Troncoso

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Senior Unity Developer specializing in VR, multiplayer, and AI-driven simulations

Santiago, Chile12y exp

“Unity/VR engineer who has owned systems from gameplay architecture through hardware integration, including a modular casino platform deployed to 100+ terminals in Chile that became the company’s primary revenue source for over three years. Also brings hands-on experience with AI-driven talking avatars, multiplayer VR training on Quest, and aggressive cross-platform optimization across WebGL, Android, and VR.”

“Built and owned enterprise data/integration deployments and production AI workflows, including a Python-based migration pipeline that moved 2M records with major improvements in onboarding speed, error rate, latency, and uptime. Also shipped a financial RAG assistant over 50K documents with sub-second p95 latency, showing a strong blend of customer-facing deployment ownership, data engineering, and LLM systems expertise.”

“Full-stack developer building Lynx Cafe, a React Native/Expo iOS app for coffee shop customer feedback, while using AI and multi-agent workflows to accelerate scaffolding, architecture, and backend migration. Stands out for treating AI like a junior engineering team—assigning specialized tasks, manually integrating outputs, and enforcing code quality, security, and architectural consistency.”

“Built production LLM-powered mobile apps using OpenAI APIs on a serverless Firebase/Google Cloud Run stack, including a prayer app serving global users across five major religions with customized prayer generation. Stands out for adding reconciliation and scoring layers to validate non-deterministic AI outputs before showing them to users, and for iterating prompts based on logged failure patterns.”

vinod yendluri

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Mid-level MLOps Engineer specializing in production machine learning systems

Hyderabad, India3y exp

“Built an end-to-end churn prediction platform at Freddi's Flowers spanning Spark ETL on AWS, model serving, monitoring, and a stakeholder-facing dashboard. Stands out for combining MLOps rigor with product thinking—adding explainability, action-oriented workflows, and config-driven multi-tenant architecture while improving latency and automating drift response.”

“Full-stack JavaScript builder who shipped a daily-blog production system end-to-end (React + Express), containerized with Docker and deployed to AWS EC2. Implemented cron-based daily workflows, WebSocket-driven real-time updates, and production-minded reliability practices like retries/backoff, idempotency via deduplication, and basic logging/monitoring.”

Masood Taheri

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Senior Unity Developer specializing in multiplayer, VR/XR, and AI systems

Yerevan, Armenia8y exp

“Game developer focused on Unity/C# multiplayer systems, with experience shipping cross-platform experiences on Meta Quest and Android. Has implemented modular service-based architecture, server-authoritative networking, and an LLM-driven voice-command gameplay system using a local server, with an emphasis on stability, extensibility, and live multiplayer debugging.”

“Unity gameplay engineer with hands-on experience architecting scalable game/UI state machines and building Photon multiplayer lobby/session flow systems. Has shipped optimization work for Meta Quest VR and mobile (pooling, LOD, mesh/material combining, draw-call reduction) and uses AI assistants to speed up architecture iteration and profiler-driven performance debugging.”

“AI/LLM engineer with crypto/social-data domain experience who built an end-to-end AI trading signals and analysis backend using Next.js, Inngest, Gemini, and Supabase, including real-time progress UX and robust rate-limit/reliability handling. Also published an MCP SDK on NPM for authenticated agent tool access and built autonomous Twitter-based AI agents; strengthened reliability at LunarCrush by adding CI-gated E2E testing across web and mobile (Cypress/Maestro).”

Steve Majko-Ruben

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Executive software architect specializing in AI, Azure, and enterprise platforms

Bellingham, WA25y exp

“Founder of NeuroCoreTech, an AI startup that has generated about $70K in under a year while building products including an interactive story platform, spam detection, and custom AI solutions. Brings startup experience dating back to 2009, exposure to $130M+ in fundraising, and a US patent, with a clear focus on revenue-first, privacy-conscious AI for PII/HIPAA-sensitive customers.”