Vetted Multithreading Professionals

Cole Sheehan

Screened ReferencesStrong rec.

Junior Sales Executive specializing in SMB SaaS account growth

Tempe, AZ1y exp

“Top-performing SDR at Engine with heavy outbound focus (80–85%) who generated $5.7M confirmed pipeline and 46 SQOs in Q4 2025 and recently ran a month with 10/10 net-new opps converting to qualified meetings. Experienced supporting enterprise AEs on $1M+ deals with 6–12 month cycles, including sourcing an AAA Auto Club Group opportunity that closed at $7M.”

“Unity developer who has shipped VR games on Meta Quest/Oculus Go and demonstrates strong performance engineering for constrained hardware (multithreading, Unity Job System, Jump Point Search). Has built multiple games largely solo (e.g., Tap & Conquer), handling UI/flow, core gameplay, and save systems, and uses AI to speed up build/test/backup automation via shell scripting.”

“Unity/C# developer with hands-on Meta Quest shipping experience from Wren Kitchens, building a VR kitchen scale visualiser and solving tricky URP/HDRP cross-pipeline rendering issues by creating internal shader/asset management utilities. Also has solo Unity game experience including an Android/Google Play release and game jam prototyping, plus side-project work using Python/PyTorch for predictive modeling.”

Siddhartha Geddam

Screened

Junior Robotics/ML Engineer specializing in autonomous UAVs and perception

2y exp

“Machine learning robotics engineer with internship experience deploying object detection and semantic segmentation models to an autonomous vehicle fleet operating in airports and naval docking stations, optimizing with ONNX/TensorRT for NVIDIA Jetson edge deployment. Also built ROS/ROS2-based decentralized multi-drone coordination (TF trees, shared telemetry) validated in Gazebo and networked via Nimbro with sub-10ms latency messaging.”

CalvinMatthew Nava

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Senior Unity Developer specializing in games, AR/VR/XR, and interactive mobile experiences

Germany11y exp

“Unity generalist with VR-focused optimization experience who replaced a bloated third-party IK/rigging plugin by building a custom DOTS/Burst multithreaded system, reporting ~200% performance gains and a noticeably smoother VR experience. Has multiplayer experience with Unity Netcode (and some Photon Fusion exposure) and uses AI tooling (Rider AI) to speed up refactoring and documentation.”

“Full-stack engineer with experience spanning enterprise document platforms and AI-powered clinical education products. Built secure TypeScript/Next.js features end to end, designed multi-model LLM workflows with validation and monitoring in production, and modernized a legacy PHP monolith through blue-green deployment and incremental migration without outages.”

Yuhao Lin

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Entry-level Full-Stack Engineer specializing in web platforms and applied systems development

Boulder, CO1y exp

“Frontend engineer with hands-on experience building real-time, data-heavy React/TypeScript products, including a prediction market interface at Nickel5 and dashboard tooling at QBittensorLab. Stands out for strong component/state architecture, practical performance tuning in production, and unusually candid communication about both strengths and gaps.”

“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).”

Himanshu Shivkumar Garg

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Senior Full-Stack Java Developer specializing in Healthcare IT and FinTech

Florida, USA4y exp

“Built and owned an end-to-end HIPAA-compliant Next.js/TypeScript portal at Casedok using a microservices, event-driven architecture with Temporal-orchestrated SAGA workflows. Emphasizes production-grade quality (strict typing, Jest integration tests, CI + mandatory PR reviews) and operational reliability/observability (circuit breakers, idempotency, Prometheus alerts), plus experience designing external-facing APIs with Swagger, JWT, and backward-compatible versioning.”

Sanskar Pandey

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Junior Full-Stack Java Developer specializing in FinTech microservices

OH, USA3y exp

“Full-stack engineer with production experience building a real-time order tracking system using React + Firebase/Firestore, emphasizing audit-friendly data modeling, state-machine-based status transitions, and strong post-launch ownership (performance, security rules, reliability). Demonstrated measurable frontend performance gains by isolating real-time updates to dynamic components and applying memoization, plus backend reliability patterns (idempotency, retries) and SQL query/index optimization validated with EXPLAIN ANALYZE.”

Dalton Hutchinson

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Mid-level Game Developer specializing in Unity, multiplayer, and VR experiences

Philadelphia, PA4y exp

“Unity gameplay programmer who has served as lead programmer on a small indie team, building core systems end-to-end from architecture through implementation. He combines single-player systems design, multiplayer netcode experience, cross-platform VR/mobile work, and hands-on experimentation with LLM-driven NPC gameplay prototypes.”

Fransiscus Prayoga

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Senior Unity Developer specializing in AR/VR, MX, and game technology

Jakarta Pusat, Indonesia9y exp

“Game programmer focused on Unity/C# systems, multiplayer, and VR, with a strong emphasis on performance-conscious architecture and practical shipping constraints. Particularly interesting for teams needing someone who can bridge gameplay engineering, backend-integrated tooling, Photon multiplayer, and hardware-connected immersive experiences.”

“Unity engineer with an unusually broad mix of game systems, AR/VR, multiplayer, and applied ML/geospatial experience. Built a VR rhythm shooter with beat-synced projectile architecture, shipped a shared-space AR multiplayer game on Android, and owned Cyclomedia products spanning ML training pipelines, Unity Sentis inference, and 2D/3D geospatial feature mapping.”

“Unity game developer with experience shipping mobile titles and building multiple games largely solo across genres. Described a Mad Max-inspired vehicle-combat racing game where they implemented AI combat behaviors and real-time race position tracking using distance/sorting algorithms and 3D vector math. Uses tools like ChatGPT/Claude/Cursor as a support layer for research and iterative code improvement.”

Amr Elkordy

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Mid-level Sales Engineer specializing in GNSS/RTK and technical pre-sales

Santa Clara, CA3y exp

“GEODNET engineer specializing in edge-to-cloud, real-time GNSS data pipelines at global scale (thousands of heterogeneous base stations). Built deterministic-latency ingestion with RTCM/MSM normalization, jitter buffering, and firmware-aware parsing, and shipped production hotfixes using canary rollouts and deep observability. Also delivers customer-specific GNSS/RTK outputs via tested Python tooling (CLI/API) and collaborates on-site with operators to resolve firmware and network-driven issues.”

“Sales development professional with experience in childcare furniture and earlier startup-style business development in Australia, including building pipeline from scratch with no inbound support. Stands out for combining high-volume outbound with thoughtful research, multithreaded stakeholder messaging, and ROI-based objection handling that helped land large multi-site childcare accounts.”

Sampath Achalla

Screened

Mid-level Full-Stack Engineer specializing in Golang and cloud-native FinTech systems

USA3y exp

“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.”

“Unity developer with shipped Meta Quest 2 room-scale VR experience, owning VR architecture (XR Interaction Toolkit/Oculus Integration), core interaction systems (grabbing/UI/locomotion), and Quest performance optimization. Also built a solo mobile puzzle game with star-based difficulty tuning, UI/performance profiling, and progression/replay systems, and uses AI assistants to speed prototyping, debugging, and documentation.”

“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).”