Vetted Performance Optimization Professionals

“Backend engineer focused on real-time, event-driven systems (Java microservices) handling high-frequency data with low-latency and reliability requirements. Strong in Kafka-based asynchronous architectures, Redis caching, JVM/query tuning, and scalable deployments on Docker/Kubernetes with Jenkins CI/CD; no direct ROS/robotics experience but has closely related distributed communication patterns.”

“Full-stack engineer with strong DevOps/AWS experience who ships end-to-end React/TypeScript + Node/Python systems and operates them in production. Built an LLM-assisted recommendations workflow for a SaaS product with robust reliability controls (schema-validated JSON outputs, fallbacks, caching, monitoring) and measured impact via adoption, time saved, and override rates; also experienced delivering MVPs fast in early-stage startup ambiguity.”

“LLM engineer who built and deployed an emotionally intelligent AAC communication system using an emotion-aware RAG pipeline (Empathetic Dialogues + GoEmotions) and a PEFT-adapted model. Experienced with LangChain/LangGraph and custom Python orchestration, focusing on reliability (guards, schema validation, fallbacks), latency optimization, and rigorous evaluation (automatic metrics + human-in-the-loop), with a reported 18% user satisfaction improvement.”

“Built core perception and decision layers for a 3D AI-powered interactive avatar/agent with a robotics-like perception–reasoning–action loop, combining computer vision, NLP, and real-time response. Focused on making multimodal inputs robust (normalization, intent + emotion signal fusion) and improving real-time performance via instrumentation, profiling, and parallelization; also designed distributed, loosely coupled state-based communication and deployed services with Docker.”

“B2B growth and partnerships operator with experience at Convera leading GTM for a cross-border payments offering and driving a ~17% lift in qualified leads through refined positioning and multi-channel activation. Has run data-driven funnel experiments (Dentacloud) and built association-based co-marketing partnerships measured through both top-of-funnel engagement and downstream pipeline influence.”

“Backend/data engineer who has built production AI video generation services on AWS using a hybrid serverless + container architecture (FastAPI, Lambda, ECS, Postgres/Redis) with strong reliability practices (auth, retries/timeouts, structured logging, CloudWatch + Slack alerting). Also delivered AWS Glue ETL pipelines with schema evolution handling and modernized a legacy SAS healthcare reporting workflow to Python with parity validation and parallel-run migration.”

“Partnership-led growth marketer in a SaaS/coaching context (Breakthrough Academy) who builds co-marketing engines using webinars, podcasts, and downloadable resources. Has delivered large-scale joint webinar results (2,000+ registrants) and landed a major partnership via network/podcast connections, with a strong emphasis on clear partner ops, lead qualification, and data-driven optimization into evergreen acquisition loops.”

“Freelance Unity/XR developer with multiple Meta Quest projects (including non-game XR apps) and a 1st-place win at Meta’s Sense AI hackathon in Barcelona for an AI camera-access VR assistant for vehicle repairs. Built a VR Spanish-learning experience solo and has hands-on experience optimizing VR performance (culling, view restriction) and integrating voice recognition for language interactions.”

“Unity gameplay/networking engineer who built a data-driven 3D auto-chess grid system with strong designer-facing configurability and decoupled event-bus integration. Previously worked on Stranded Deep using Photon Bolt, fixing multiplayer synchronization issues affecting millions of PC/console players (reliable RPC approach). Also brings VR/mobile optimization experience (reported ~10x FPS gain via baked lighting) and mentors juniors on MVP/reactive UI patterns.”

“Unity/XR engineer from Immerse Learning’s SDK team who shipped Meta Quest training experiences by building the underlying Unity libraries and editor extensions used by both internal developers and external SDK licensees. Has hands-on experience solving hard multiplayer/physics authority problems with a custom WebSocket relay approach, and is independently building a Unity management/puzzle prototype featuring a runtime level editor and multithreaded, tile-based pathfinding.”

“Unity game developer with experience in both single-player UX-heavy systems and synchronous PvP multiplayer. Implemented a drag-to-target UI flow for a turn-based strategy game that reduced a typical unit turn from ~10 clicks to 1, backed by a modular battle-step architecture. Worked with Photon PUN/Fusion on Cat Simulator 2 (up to 10 players), focusing on data minimization and physics synchronization techniques.”

“Frontend product builder who has shipped and maintained a two-mobile-app ecosystem (user + employee) backed by Node.js, emphasizing separation of concerns, shared libraries for reuse, and TypeScript type safety. Re-architected a Sunmor Research codebase using MVC, improving readability and collaboration and taking the product from unusable to working, with a strong regression-testing mindset and customer-feedback-driven iteration.”

“Frontend engineer who led an MVP-to-scale React/TypeScript web dashboard for high-volume email triage with AI-suggested replies, supporting multi-tenant Gmail/Outlook providers. Emphasizes rigorous state normalization and layered state management (React Query + workflow + local UI), plus a testing-pyramid QA strategy and measurable performance instrumentation to keep quality and velocity high.”

“Frontend-focused engineer with internship experience at eXp Realty and Pulse InfoFrame, building survey platforms and a drag-and-drop survey management UI in React + TypeScript. Notably helped execute a post-deployment migration from DynamoDB to Amazon RDS to enable scalable SQL aggregation (tested with ~70k survey instances), and monitored rollout via CloudWatch/Cloudflare logs while driving QA and load testing.”

“Backend/Python engineer focused on real-time sensor/IoT analytics: built dashboards and a high-throughput ingestion pipeline (MQTT -> Python worker -> TimescaleDB) with buffering, batch inserts, and validation. Strong Kubernetes + GitOps practitioner (Dockerized microservices, HPA, probes, ArgoCD) who has handled production incidents like CrashLoopBackOff under peak load and supported an on-prem analytics migration to AWS using shadow traffic and rollback plans.”

“Backend/data engineer who built a production analytics data service (Python/FastAPI on AWS/Postgres with PySpark ETL) handling millions of records per day and drove major latency improvements (10–15s to <2s) via indexing, Redis caching, and shifting aggregations into ETL. Also shipped an LLM-based natural-language-to-SQL assistant end-to-end with strong guardrails (schema restrictions, read-only validation, RBAC, masking) and designed a multi-step agent workflow with verification and fallback logic.”

“Software engineer and co-founder with 0-to-1 SaaS experience who built and owned an end-to-end reporting/analytics dashboard on Next.js App Router + TypeScript, including Postgres schema design, aggregation query optimization, and post-launch performance/monitoring. Has delivered measurable React dashboard performance gains (~35% improvement in time-to-insight) and built durable, idempotent job/state-machine workflows using serverless functions and Postgres.”

“Full-stack engineer with hands-on production experience building real-time customer-facing features (order tracking + push notifications) across React/React Native and Node/Spring Boot with Postgres/MySQL. Demonstrates strong reliability patterns (transactional outbox, background workers, idempotent webhook ingestion) and has deployed/operated systems on AWS (ECS/Fargate/ALB, CloudWatch, CodePipeline) with structured observability and environment separation.”

“Full-stack engineer who built a checklist configuration/task execution system using Next.js App Router + TypeScript, with a React Native app consuming the execution UI via WebView. Was the only full-stack developer at a very small startup (CTO/CFO/CEO team), owning feature delivery plus client-facing on-call debugging, and has hands-on Postgres modeling and query optimization experience.”

“Frontend-leaning engineer with strong React/Next.js (App Router + TypeScript) experience who has handled complex migrations (Pages to App Router) and performance-focused SSR work in a real estate inventory product. Also built regulated banking workflows (credit card disputes) using XState for correctness and implemented BullMQ/Redis queueing plus observability dashboards; background spans banking, academia, and NGOs, emphasizing scrappy delivery under constraints.”

“Unity engineer with experience dating back to 2011 who has taken multiple company games from prototype and architecture through delivery and years of maintenance. Built a dynamic AssetBundle system to optimize memory and loading for a high-fidelity mobile title, and delivered end-to-end multiplayer/social systems (clans/leaderboards) using Firebase (Firestore, Functions, Hosting). Also leverages AI tools to rapidly generate and integrate C# frameworks like ECS to speed up development.”

“Startup-experienced builder exploring an ambitious “internet 2.0” concept: a decentralized wireless mesh network using custom hardware nodes, with a security-first communications goal. Has thought through adoption mechanics via at-cost node distribution, usage-based crypto incentives, and an AR area-control game to drive network growth; also brings practical insight into what VCs value from working at startups including one owned by a PE firm.”

“Unity game developer who built high-impact combat UI feedback systems (multi-stage laser charging reticle) using lightweight DOTween animations and math-based reticle switching for multi-cannon gunboats. Has experience shipping features in an always-online mobile title (Fishing Clash) involving protobuf-based client/server communication, and uses AI tools to iterate on scalable MVVM UI architectures (e.g., modular journal with infinite paging).”

“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.”