Vetted API Development Professionals

“Built a real-time AI meeting assistant using a Chrome extension that streams audio to a backend LLM workflow with transcription and RAG, then hardened it for production with queue-based streaming, async pipelines, security controls, and full observability. Also has hands-on startup sales experience, partnering with customers to define measurable technical win conditions (latency/accuracy) to close deals and drive adoption.”

“Frontend engineer who led an end-to-end dashboard web app build, starting from UI sketches and user stories through design documentation and a proof-of-concept to align stakeholders. Uses a modern React/TypeScript stack (TanStack Query/Table/Form, shadcn/ui, Tailwind) with Zod validation, ESLint + CodeRabbit PR checks, and Vercel Analytics for performance monitoring.”

“Data scientist who has built production LLM agents (GPT-4o + LangChain + RAG) to automate analyst-style ad hoc CSV analysis with guardrails and GPT-as-a-judge evaluation. Also delivered an explainable healthcare NLP system for ICD code classification by collaborating closely with clinicians, using a hybrid rule-based decision tree + BERT model to reach 97% accuracy and cut manual review time.”

“Built and shipped production AI search and RAG features for a university portal, including an embeddings-based semantic search layer and a documentation-grounded assistant with citations and anti-hallucination prompting. Also developed scalable, reliable data pipelines integrating Google Ads/GA4/Meta APIs for automated reporting, with strong focus on evaluation loops and retrieval quality improvements (hybrid search, chunking, query-log driven iteration).”

Ali Ahmad

Screened

Senior Full-Stack Software Engineer specializing in React, Next.js, and Node.js

Boston, United States7y exp

“Frontend engineer experienced leading enterprise-grade analytics dashboard and portal work by embedding and extending Apache Superset within a client-facing platform. Emphasizes scalable plugin-driven React/TypeScript architecture, quality-at-scale (TypeScript + Jest + reviews), and safe, fast-paced delivery using feature flags, staging validation with real datasets, and performance optimizations like code splitting and lazy loading.”

Pedro Henrique Lima Cabral

Screened

Senior Unity Game Programmer & Technical Artist specializing in tools, shaders, and VR/AR

São Paulo, Brazil10y exp

“Unity/C# game developer with hands-on experience building a core garment-deformation mechanic for a fashion/styling game, including custom mesh, shader, and editor tooling. He also brings practical exposure to LLM-powered NPC chat, Photon/Unity Netcode multiplayer, and cross-platform shipping considerations across VR, PC, and mobile.”

“Candidate is actively using AI-assisted development tools, including MCP server integrations with Copilot, to generate boilerplate test scripts, validate code standards, and handle package updates. They also have hands-on experience choosing different agents based on task requirements and serving as an admin for AI tool access.”

Volodymyr Pisotskyi

Screened

Junior Full-Stack Engineer specializing in AI-powered web applications

San Francisco, CA2y exp

“Full-stack engineer building production AI/RAG systems for benefits workflows, including a state-level deployment that introduced filestore-based evaluation and improved answer correctness by about 30%. Strong across Next.js, backend infrastructure, and AI evaluation tooling, with hands-on experience in LangChain/LangGraph, Langfuse, accessibility-minded UI work, and zero-to-one product leadership in fast-moving environments.”

Ibrahim Tantawy

Screened

Senior Back-End PHP Developer specializing in scalable web APIs

Dubai, UAE7y exp

“Full-stack PHP/Laravel and Vue.js developer with experience spanning startup e-learning, e-commerce, and a B2B SaaS logistics platform. Particularly notable for integrating Stripe early in their career, improving MySQL performance with indexing, and handling client-specific GPS integrations for enterprise transportation customers such as Coca-Cola, Pepsi, and Emirates Logistics.”

“Built and deployed a production RAG-based multilingual analytics assistant for healthcare operations, enabling non-technical teams to query claims/EHR and risk metrics with grounded explanations. Demonstrates strong end-to-end LLM system engineering (retrieval tuning, re-ranking, hallucination controls, verification layers) plus workflow orchestration (Airflow/Composer/Step Functions) and stakeholder-driven iteration via prototypes and dashboards.”

“Engineering/CTO-style leader with hands-on architecture experience who has driven end-to-end modernization of a manual antiques auction operation—building centralized web-accessible data systems, digitizing historical records via OCR/freelancers, and defining profitability-focused KPIs with an eye toward predictive modeling. Emphasizes provider-agnostic, containerized SaaS architecture to avoid vendor lock-in and has experience scaling a small engineering team with ownership-based culture and lightweight processes.”

Muhammad Talal

Screened

Senior Game Developer specializing in Unreal Engine multiplayer and VR systems

Philippines5y exp

“Unity VR developer with deep hands-on experience optimizing and debugging standalone-headset VR projects (including Android/IL2CPP and XR interaction systems), though not yet credited with a Meta Quest store ship. Built and shipped a mostly solo Unity top-down shooter (Sand Bullet) on Steam, owning core gameplay, AI, UI/input, saves, performance, and an AWS-connected companion app integration.”

Adam Hinton

Screened

Mid-level Full-Stack Engineer specializing in Healthcare IT and SaaS

Philadelphia, PA3y exp

“Backend/data engineer with healthcare/medical-device experience who scaled a HIPAA-constrained local data platform to 50k users and 1B+ records, boosting processing from <500 to ~50k datapoints/sec using sharding, indexing, and SQL over Parquet (DuckDB). Strong security and reliability focus (JWT/RLS, least privilege, heavy unit/E2E testing) and a TypeScript specialist who uses type design to eliminate edge-case failures.”

Ned Ned Zaidi

Screened

Senior Full-Stack Engineer specializing in Python, Go, and cloud-native systems

Dumfries, VA9y exp

“Full-stack/backend-leaning engineer with hands-on experience spanning Python, Go, React, Kafka, PostgreSQL, Redis, Docker, and Kubernetes. They stand out for building real-time analytics and decisioning systems, plus a healthcare-focused B2B SaaS compliance/data integration platform that combined high-throughput event processing, dashboarding, and third-party integrations in a startup-style, high-ambiguity environment.”

Hannah Aron

Screened

Senior Full-Stack Engineer specializing in Python web and cloud applications

Hayward, CA8y exp

“Full-stack engineer with strong Python/React experience who has built systems from scratch, including a custom POS platform as the sole initial engineer. They also bring applied experience across IoT reward platforms, HR matching/search systems, and LLM-powered automation products, with a track record of improving reliability and speed through thoughtful architecture decisions.”

“Unity/C# gameplay engineer with strong mobile free-to-play experience, including reusable reward/VFX systems, cross-device shader troubleshooting, and platform-specific Android/iOS behavior. They also bring server-integrity experience from mobile and Class 2 casino games, plus early feature leadership through technical design docs, mentoring, and post-launch support.”

“Full-stack engineer with hands-on experience shipping multiple AI-powered products, including donor recommendation systems, RAG-based document Q&A, and cybersecurity threat analysis tools. Stands out for combining TypeScript/React and backend API development with practical LLM evaluation, grounding, and production optimization—driving measurable outcomes like 30% higher donor engagement and 87% answer accuracy under 2-second latency.”

Billy Tan

Screened

Senior Software Engineer specializing in blockchain trading platforms

6y exp

“Frontend engineer with hands-on experience building a real-time multichain crypto launchpad in React and TypeScript, including WebSocket aggregation, caching, and performance tuning under heavy UI throughput. They also show practical debugging instincts with Chrome DevTools and have a side-project background in Flutter, Google Maps, and geofencing.”

“Frontend tech lead for a university e-signature platform (Next.js/React/TypeScript) replacing paper-based signing. Built a trustworthy multi-signer PDF signing workflow with backend-as-source-of-truth state handling, strong quality gates (typed contracts, linting, pre-commit, PR reviews), and performance work like Web Workers for heavy PDF operations.”

“Full-stack engineer focused on Next.js (App Router) and TypeScript who has shipped and owned production role-based dashboards end-to-end, including post-launch reliability/performance work. Demonstrated measurable UI performance improvements (35–40% faster initial load) and strong backend rigor with Postgres query/index optimization (300ms to 30ms) plus durable Temporal-orchestrated onboarding/data-sync workflows with idempotency and retry strategy.”

Shreya Sivakumar

Screened

Mid-level Machine Learning & Generative AI Engineer specializing in AI agents and LLM workflows

4y exp

“Customer-facing AppSec/solutions engineer with experience securing cloud-native AI/LLM deployments on Azure and Kubernetes. Led threat modeling and production hardening (Key Vault secrets migration, least-privilege IAM, rate limiting, structured logging/monitoring, LLM guardrails) and has supported retail search/catalog platforms using Elasticsearch, including performance triage and rollout playbooks that improved customer trust and enabled engagement expansion.”

Deeptanshu Patel

Screened

Intern Software Engineer specializing in LLM security and automation

Plano, TX0y exp

“Built and shipped a production LLM safety-testing agent using Gemini with support for running multiple LLMs, focused on fast (<5s) execution and clear failure-mode reporting. The tool helps smaller companies evaluate whether their LLMs respond safely by grading outputs and tuning scoring consistency.”

“Built and owned a production RAG-based internal knowledge assistant end-to-end, from experimentation through cloud deployment and monitoring. Demonstrated strong practical GenAI judgment by choosing prompt optimization and retrieval tuning over fine-tuning for dynamic data, driving a 40% to 50% reduction in time to answer while improving relevance, lowering hallucinations, and increasing productivity.”

Trace Hernandez

Screened

Mid-level Software Automation Engineer specializing in AI and healthcare IT

Santa Rosa, CA5y exp

“Built production automation systems spanning Python integrations, analytics sync pipelines, and internal workflow apps. Notably automated an architectural site inspection process end-to-end with an app, database, and letter generation engine that reduced workload by 20%, and improved reliability of a Botpress/Supabase/Airtable cron integration by eliminating recurring rate-limit failures through batching.”