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Vetted Performance Optimization Professionals

Pre-screened and vetted.

SB

Executive CTO / Engineering Leader specializing in Full-Stack Architecture and Cloud Delivery

Ivano-Frankivsk region, Ukraine11y exp
US companyGalytska Academy University

Founder building a hiring-focused startup who has engaged with venture investors but is prioritizing direct end-user traction through email marketing and other outreach before returning to raise a seed round. Has experience working with startups that have already raised seed funding and demonstrates a structured approach to market validation (customer conversations, landing pages) prior to heavy development.

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IU

Mid-level Full-Stack Product Engineer specializing in React, TypeScript, and UX

Indianapolis, IN4y exp
Comet LabIndiana University

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.

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SH

Junior Full-Stack/Product Engineer specializing in Next.js, TypeScript, and AWS backends

Seattle, WA2y exp
Find MeIllinois Institute of Technology

Full-stack engineer with startup-style end-to-end ownership, recently shipping a production dashboard at Find Me LLC using Next.js App Router/TypeScript with Supabase + Azure Blob Storage for secure asset/document uploads. Strong server-first React performance mindset and hands-on Postgres modeling/query optimization (EXPLAIN ANALYZE), plus experience building resilient AWS event-driven workflows with idempotency, retries, and DLQs.

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ZK

Zaid Kamil

Screened

Mid-level XR Software Engineer specializing in real-time AR/VR digital twins

Los Angeles, CA8y exp
z/R MapCalifornia State University, Dominguez Hills

Built and owned an end-to-end real-time IoT telemetry backend that powers a digital twin experience on a Meta Quest headset, integrating Cisco LoRaWAN sensors and external REST data sources. Migrated from Azure Functions to a FastAPI service to overcome firewall constraints, add caching/fallback reliability, and significantly reduce operating cost while improving performance and evolvability.

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MI

Mid-level AI & Computer Vision Engineer specializing in edge robotics perception

Laramie, WY7y exp
University of WyomingUniversity of Wyoming

Master’s thesis engineer who built and deployed a continuous real-time perception + state estimation + control loop under tight latency constraints, owning both software architecture and hardware integration. Strong ROS 2 fundamentals with a systems-first approach—stabilizes robotic behavior by instrumenting, logging/replaying real data, and fixing timing/synchronization issues rather than treating failures as purely algorithmic.

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AM

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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SM

Senior Unity Developer specializing in mobile, AR/VR, and hyper-casual games

Paris, France9y exp
TapNationHigher Institute of Multimedia Arts

Unity VR developer who shipped a Meta Quest title ("Dig to escape") and owned key gameplay systems including VR interactions, NPC/quest logic, and save/load. Has also built a rhythm/endless-runner hybrid with procedural level generation by converting MP3 to MIDI, and uses AI tools to generate UI/background art assets.

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ZK

Zeel Kheni

Screened

Senior Unity Multiplayer Developer specializing in real-time networking and metaverse experiences

Indore, India6y exp
Noborder.z InnovationsGujarat Technological University

Unity multiplayer developer with hands-on experience building and syncing gameplay ability systems and solving network instability issues via an owner-synced state system. Has migrated live projects from Photon PUN2 to Photon Fusion and worked on XANA Metaverse and Run For Money, including network optimization and client-server system design.

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ET

Ertan Turan

Screened

Senior Software Engineer specializing in Unity (AR/VR) and interactive 3D applications

Belfast, Northern Ireland9y exp
RetinizeHacettepe University

Unity/C# developer (7+ years) who has shipped VR apps targeting Meta Quest (Quest/2/Pro) using OpenXR/Meta XR SDK, with deep standalone performance optimization and comfort-focused UX. Owns the full delivery pipeline from Android build/signing and Gradle config to Windows installers and auto-patching via Azure, and builds robust Unity UI design systems plus core tech like humanoid bone mapping and VHACD collider generation. Also cross-functional across ReactJS dashboards and Python tooling to port VR workflows into Maya/iClone/Blender.

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SS

Junior Full-Stack Software Engineer specializing in GenAI and web platforms

Atlanta, GA2y exp
Colombo AITexas Tech University

AI/software engineer with hands-on experience deploying an LLM-powered quiz generation platform for students, integrating Python services with Gemini APIs plus frontend and database components. Emphasizes production-grade reliability through observability, schema validation, async processing, and performance tuning under high concurrency, and has collaborated with product/operators (e.g., at Colombo AI) to translate real-world constraints into scalable technical solutions.

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MS

Senior Unity Game Developer specializing in multiplayer, gameplay systems, and optimization

Rajkot, India10y exp
Narqubis Games Private LimitedSaurashtra University

Unity gameplay programmer focused on improving moment-to-moment combat feel through performant feedback systems (object-pooled floating damage numbers with tweened animations). Has hands-on multiplayer networking experience using Photon PUN for real-time syncing/combat events and Socket.IO for custom client-server features like matchmaking and game state updates.

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KJ

Mid-level Unity Developer specializing in game and interactive application development

Warsaw, Poland4y exp
Triple EspressoPolish-Japanese Academy of Information Technology

Unity game developer who single-handedly coded and designed a physics-based ski simulator for MAE Content, including a custom spring-like skiing model built on Rigidbody physics. The simulator was deployed in a museum setting and became the most frequently visited exhibit, with strong player satisfaction reported.

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RF

Senior Unity Game Developer specializing in mobile games and XR (VR/AR)

Den Helder, Netherlands5y exp
EmagineÇanakkale Onsekiz Mart University

Unity game developer/designer who built the core combat, NPC, and player ability systems for an action game (MonstersVSZombies), including a mechanic where defeated enemies can be recreated as allied versions. Emphasizes modular, generic C#/.NET architecture to scale content quickly, and has hands-on VR optimization experience (mesh/draw call reduction and baking lighting to improve FPS).

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FM

Mid-Level Full-Stack Web Developer specializing in React and TypeScript

6y exp
Tehama Technologies IncDalhousie University

Frontend engineer who led an internal React + TypeScript admin dashboard end-to-end, including a collaboratively owned component system and complex RBAC/permissions workflows. Emphasizes scalable architecture and correctness using React Query (mutations + query invalidation), centralized permission logic, and TypeScript for safe evolution, plus performance tuning for data-heavy tables and pragmatic MVP-driven delivery with gradual rollouts.

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ES

Mid-Level Full-Stack Developer specializing in React and ERP/NetSuite automation

Montreal, QC4y exp
Projects LogisticsCodeBoxx

Frontend/full-stack product builder who led SiteSnap (field documentation platform) end-to-end, including UX design, React/TypeScript architecture, and deployment. Built a complex Report Builder editor handling thousands of media assets with strong performance practices (virtualization, lazy loading) and a quality pipeline (Storybook, Playwright, Vercel previews), and shipped a smart PDF report generator under a tight demo deadline with gradual rollout.

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WM

Senior Unity Developer & VFX Artist specializing in VR and multiplayer systems

Poznań, Poland11y exp
Blindflug Studios AGBuckinghamshire New University

Unity gameplay programmer who built a high-impact "furniture influence" system for a RimWorld-like base builder, adding spatial synergy that changed how players approached building. Also helped remaster a prior title by adding live-service multiplayer using PlayFab for lobby/matchmaking and LiteNetLib reliable UDP, validated via stress tests with simulated clients for a smooth release.

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NS

Nonato Sousa

Screened

Senior Unity Developer specializing in mobile and AR/VR

Brazil12y exp
Jahnel GroupEstácio

Unity developer with shipped Meta Quest experience who owned the full lifecycle from architecture and feature development through builds and store compliance. Demonstrated strong performance optimization skills (profiling in Unity and MQDH, optimizing textures and render layering) and has built and shipped a modular, cross-platform puzzle game (PC/web/mobile).

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MC

Marco Carloni

Screened

Senior XR Solution Architect & Unity Developer specializing in AR/VR applications

Remote18y exp
Ambiens VRITIS Antonio Pacinotti

Unity VR developer who has shipped Meta Quest titles both independently (handling art, engineering, marketing, and self-publishing) and on teams focused on architecture and code. Recently worked on a multi-user VR experience using haptic gloves and holopotation, solving Photon multiplayer bandwidth issues by compressing high-volume data and implementing custom sync strategies. Also experiments with integrating LLMs into Unity for NPC interaction and uses AI tools pragmatically for straightforward tasks.

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SL

sodiq lawal

Screened

Senior Frontend Engineer specializing in scalable web and mobile applications

Seoul, South Korea6y exp
MUST CompanyUniversity of Ilorin

Frontend team lead who delivered an ArcMap React + TypeScript product end-to-end, emphasizing Atomic Design-based design systems, reusable component architecture, and performance optimizations (code-splitting/lazy loading, server-side fetching, webpack). Adopted React Query over Redux with centralized query-key management and coached the team on its usage while shipping quickly in a high-velocity environment.

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NS

Junior Web Developer specializing in React and UI/UX

Edmonton, AB2y exp
University of AlbertaUniversity of Alberta

Frontend engineer who led a React + TypeScript scientific-results wiki end-to-end, coordinating multiple developers and maintaining quality through continuous reviews and user testing. Has experience optimizing web performance when using Three.js/Blender 3D assets and managing releases with non-breaking merges and rollbacks. Also delivered a user storage feature with QA, staged iteration, and client-driven prioritization.

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VR

Mid-level Frontend Developer specializing in React and TypeScript performance

Calgary, AB7y exp
ZippiaWest Ukrainian National University

Frontend engineer (Zippia) who leads complex, form-heavy React + TypeScript workflows end-to-end, setting architecture conventions and improving performance at scale. Demonstrated strong production ownership by fixing a PDF migration issue and coordinating a recovery that regenerated PDFs for ~1700 impacted users while working closely with PM, design, QA, and a small founding team.

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JZ

Joel Zangue

Screened

Senior Full-Stack & Mobile Engineer specializing in React and React Native

Canada6y exp
Neptune TechnologiesUniversity of Buea

Frontend engineer/team lead currently overseeing a 5-person team building an AI trading mobile application, using modular architecture and Jest-based testing to maintain quality as features scale. Also develops a trading/research platform in Next.js/React/TypeScript with Tailwind and Redux, including complex broker registration workflows and experience separating on-device AI components from core business logic.

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MS

Mark Sheehan

Screened

Executive Baseball Pitching Coach & Academy Owner specializing in player development

Pompano Beach, FL20y exp
Evolution Athletics/MKNXSt. Cloud State University

Former varsity basketball player (recruited by multiple D2 and some D1 programs; all-tournament at a University of Minnesota camp in 1978) who later coached his three sons through Chicago Bulls Academy and Midwest tournaments. For the past ~25 years he has worked as a baseball pitching instructor, leveraging measurable-based talent evaluation and relationships with 100+ colleges to help athletes navigate recruiting; comfortable scouting in person and online and willing to create on-camera social content for families.

Operations managementBudgetingPitching instructionBaseball coachingAthlete developmentPlayer recruiting+49
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