Vetted API Integration Professionals

Rastko Nozinic

Screened

Senior Full-Stack Software Engineer specializing in enterprise web applications

Novi Sad, Serbia18y exp

“Full-stack product engineer who built an AI-powered translation service end-to-end for an enterprise e-learning platform, including Angular/TypeScript frontend, Java/Spring Boot backend, Claude API integration, and a custom cost/usage dashboard. Unusually, they also bring a Master's in Architecture and 10+ years as an architect/interior designer, which they leveraged to lead a full UI/UX overhaul that became the platform's visual identity.”

“Full-stack developer who has led end-to-end delivery of web applications using React/TypeScript with Node/Express and SQL databases. Notably modernized a legacy Java applet ERP system by redesigning it in React, iterating based on user feedback to balance new UX improvements with existing user workflows.”

“Frontend engineer with freelance and Techtank Toronto experience leading React + TypeScript products end-to-end (UX through implementation). Emphasizes scalable component architecture, accessibility, and performance, and has a pragmatic approach to state management (Redux/Context + React Query) and fast-paced shipping with feature flags and staged rollouts.”

“Customer-facing engineer from Popular Tech who built and deployed tailored AI/automation features for enterprise voice systems. Experienced in integrating customer workflows via APIs, handling live production latency incidents through log tracing and rapid stabilization, and validating solutions through phased rollouts, monitoring, and direct on-site collaboration with clients.”

Jason Burleigh

Screened

Senior Solutions & Systems Integration Engineer specializing in API automation and operational platforms

Los Angeles, CA11y exp

“Customer-facing LLM/agent workflow specialist who repeatedly takes unstable prototypes to production by enforcing strict I/O contracts, validation/guardrails, and reliability patterns (logging, retries, timeouts, monitoring). Strong in real-time troubleshooting using logs and payload inspection, and known for live demos/workshops that teach teams to self-debug. Partners closely with sales by building POCs in customer environments to unblock trials and drive faster deal closure and adoption.”

Kolby Kalafut

Screened

Senior Full-Stack Engineer specializing in e-commerce and operations platforms

Dallas, TX8y exp

“Sole software engineer for an ecommerce operation who ships and operates full-stack products end-to-end. Built a production AI voice agent integrated with Shopify and internal systems that now handles 4,000+ customer calls/month, plus a branded mobile app credited with $4M+ in sales and a self-serve returns/warehouse platform with strong React/TS UX and robust AWS operations.”

Abishek pariyar

Screened

Junior Front-End Developer specializing in React and responsive UI

Canada4y exp

“Frontend-focused developer who has built projects end-to-end, including a solo website for an HVAC business aimed at driving customer calls. Uses React.js with Framer Motion and some MongoDB-backed functionality, and iterates on UI based on feedback (e.g., accessibility and simplicity).”

mehrnoosh zavar mousavi

Screened

Mid-level Frontend Developer specializing in React, Next.js, and TypeScript

Calgary, AB6y exp

“Frontend-focused developer who built a chess web product end-to-end (including an admin panel) using Next.js with SSR. Emphasizes reusable component architecture, performance optimization (bundle-size reduction, lazy loading), and quality practices like Lighthouse audits and Playwright E2E testing, with hands-on experience handling Next.js hydration pitfalls.”

“Hands-on automation and QA-focused developer using AI agents, MCP tools, and LLMs to streamline business workflows. Built agents for automated Jira bug logging, executive summary dashboards, and a rule-explainer that translates technical business rules into plain language for end users, while also supporting Selenium-to-Playwright migration and guiding peers on AI implementation.”

“Frontend lead on a campaign management platform, owning architecture and delivery in Next.js (App Router) with TypeScript types derived from Swagger contracts and Zustand state management. Built and shipped complex, form-heavy multi-step flows like QR code creation with live preview/analytics considerations, and improved maintainability by extracting shared table/filter abstractions while proactively defining UX edge states with design.”

“Built and deployed an LLM-powered automation pipeline that ingests voice and documents, transcribes/extracts key information into structured data, and routes it through backend workflows using Python/FastAPI. Uses n8n to orchestrate multi-step AI processes with validation, retries, and monitoring, and iterates with stakeholders via rapid demos to refine changing requirements.”

“Console game QA tester with hands-on PlayStation/Xbox/Nintendo experience, including investigating a difficult cross-platform multiplayer desync by isolating network/game conditions and delivering evidence-rich bug reports (logs/timestamps/video) followed by regression. Also brings QA experience from capital markets systems (market surveillance/index calculation), prioritizing issues based on severity and regulatory/latency risk, and uses AI tools to improve reporting and RCA summaries.”

Mayank Chauhan

Screened

Junior Frontend Developer specializing in React/Next.js dashboards and UI components

Windsor, Canada2y exp

“Recent University of Windsor student who led end-to-end frontend development of a web product called Helpify, treating it like a real-world build. Emphasizes scalable React + TypeScript architecture (JSON-driven rendering, reusable utilities, custom hooks), quality processes (GitHub reviews, cross-device testing), and performance/accessibility monitoring with Lighthouse.”

Hamza Ali

Screened

Mid-level Game Developer specializing in Unity/Unreal, multiplayer, and AR/VR

6y exp

“Unity game developer with hands-on experience building high-impact gameplay feel features (cinematic slow-motion bullet-follow sniper mechanic) and shipping a cross-platform multiplayer word/voting game (ACROMANIA) using Photon PUN. Has also worked on Unity WebGL pipelines involving VRM model uploads and heap memory crash diagnosis, and uses AI tools (ChatGPT/Gemini/Claude) to accelerate debugging and understanding of complex code.”

Minwook Shin

Screened

Junior UX Designer/Developer specializing in web and AI-driven portfolio experiences

1y exp

“Product/UX designer with strong front-end engineering capability who builds and deploys functional prototypes (React, Tailwind, Vercel) and bridges design-to-code via tokenized design systems. Has designed an AI-driven e-commerce fit/3D scanning experience (progressive disclosure, stress-map feedback) and is currently digitizing mass-casualty incident triage with haptics and spatially consistent, non-visual interactions to reduce medic distraction and error under extreme stress.”

Zain Hussain

Screened

Senior Full-Stack (MERN) Engineer specializing in web applications

Multan, Pakistan7y exp

“Frontend engineer who led an employee management system end-to-end, focusing on scalable architecture and performance (caching, route/component-level code splitting, lazy loading, dynamic imports). Experienced building React + TypeScript dashboards with Tailwind CSS and Zustand, including centralized global UI state for modals/sidebars/preferences and feature-flagged rollouts with rapid QA/iteration.”

Rasheed Samady

Screened

Entry-level AI Engineer specializing in automation and ML platforms

San Francisco, CA0y exp

“Built a production Python lead intelligence pipeline that combined external APIs, website crawling, and automated opportunity brief generation, with strong emphasis on reliability, observability, and recovery. Also has hands-on Playwright experience hardening flaky, dynamic web automations and reducing intermittent failures to under 5% through logging, screenshots, session management, and retry strategies.”

“Full-stack engineer working on a medical practice SaaS, who owned an end-to-end charge entry module handling patient charges/payment workflows and complex client-side data transformations. Also built a fintech rating platform with real-time WebSocket streaming and TradingView-based charting, and has 10 years of university experience mentoring student "startup" capstone projects under tight deadlines.”

“Backend ERP developer specializing in Odoo (Python MVC) with hands-on experience integrating ERP workflows with external SQL databases and handling cloud deployment compatibility issues. Led a migration of ~40 years of legacy data into a modern ERP using scripted transforms and unique identifiers to preserve data integrity, and has experience implementing role-based permissions and preventing failure modes in SQL status update flows.”

Ryan Clark

Screened

Senior Sales & Marketing Manager specializing in retail growth, digital content, and compliance

Markham, Canada20y exp

“Creator-economy growth and partnerships operator who built and ran RC420 (live DJ/immersive events) alongside the Dreamers ecosystem (content site ~400K annual page views, print/digital magazine distribution, and a physical retreat/venue). Structured repeatable creator partnerships (revenue share/guaranteed minimums) and GTM loops across content, events, hospitality, and subscriptions, driving ~39% average YoY revenue growth and >CA$143K peak annual earnings without paid acquisition.”

Fernando Zaffaroni

Screened

Mid-level Game Developer specializing in Unity and Cocos casino games

Argentina7y exp

“Game developer focused on Unity/C# multiplayer systems who has built core PvP combat, matchmaking, and cross-platform interaction systems spanning VR (Meta Quest) and mobile. Particularly interesting for teams needing someone who combines gameplay architecture, networked systems thinking, and pragmatic AI-assisted production workflows.”