Full Stack Engineer, Freelance via Upwork (Remote)
Jul 2024 - Present
- Provide freelance full-stack development services to clients through Upwork.
Usama Aslam
Full-Stack Engineer | Applied AI & Cloud
Full-stack engineer with 4+ years building production SaaS applications, APIs, and real-time AV/IoT systems. Experience spans React, Next.js, Node.js, Python, and cloud deployment, with applied AI work in tenant-scoped assistants, RAG, and multimodal integrations.
Experience
Full Stack Engineer,
AlignAV (Remote)
Aug 2024 - Sep 2026
- Built AlignAV asset-management dashboards and real-time AV/IoT monitoring services for 5,000+ connected devices, including Azure IoT edge services and a C# Windows monitoring client.
- Implemented a tenant-scoped, read-only AI assistant providing cited troubleshooting guidance from authorized room/device data and knowledge articles.
- Added AI-assisted import mapping and validation warnings, with human review before records are saved.
- Managed deployment pipelines using Azure DevOps and Docker.
Node.js Developer,
Olumi Tech (Remote)
Nov 2023 - Jan 2025
- Delivered full-stack features, APIs, and integrations across seven healthcare, travel, e-commerce, and productivity products using React, Node.js, and FastAPI, with cloud deployment support.
- Integrated Gemini image analysis for ingredient identification and recipe discovery in Cool Potato, and OpenAI-assisted journaling in Diary Synergy.
Full Stack Developer,
Xecutors (Islamabad)
Aug 2022 - Oct 2023
- Developed Node.js serverless microservices behind Kong API Gateway at Xecutors, using OpenAPI 3 and OAuth.
- Automated AWS/GCP infrastructure with Terraform and deployed Kong Ingress on GKE/Anthos.
- Built independently deployable Next.js/TypeScript microfrontends and integrated PostgreSQL/GraphQL services with payments, messaging, travel, document signing, and PDF generation.
React/Node.js Developer,
Stash Technologies (Remote)
Mar 2022 - Aug 2022
- Built hotel discovery and booking flows for Roomph.pk using React, Node.js, and MongoDB; reduced redundant rendering and API requests.
Technical Skills
AI & Automation
RAG (pgvector, hybrid search, RRF), LLM integrations (OpenAI, Gemini), n8n, AI agents, MCP, multimodal vision, structured outputs (Zod), streaming APIs (SSE), evaluations, observability.
Frontend & UI
React, Next.js, TypeScript, Tailwind CSS, Three.js, WebGL, Playwright (E2E).
Backend & APIs
Node.js, Python, FastAPI, C#, REST, GraphQL, WebSockets, Redis queues.
Cloud, Data & Integrations
PostgreSQL, MongoDB, MySQL, Cosmos DB, Firebase, AWS, GCP, Azure IoT, Docker, Kubernetes, Terraform, CI/CD (GitHub Actions, Azure DevOps), Stripe, Shopify.
Education
BSCS, CGPA 3.30/4.00
PMAS Arid Agriculture University, Rawalpindi
2018 - 2022
PMAS Arid Agriculture University, Rawalpindi
Selected Projects
- Blindspot Edu - Built a Next.js/FastAPI lecture-learning platform with Whisper transcription, Qwen prerequisite checks, diagnostic quizzes, and timestamped evidence; deployed on AWS with S3, Polly, and SES.
- DeviceOps AI Copilot - Built a multi-tenant AI copilot with pgvector RAG, approval-gated workflows, signed n8n automation, and an Expo companion app; added a 40-case evaluation suite.
- Copilot Travel - Built a reusable Next.js/TypeScript web component for flight search and booking through Xecutors.
- Sunridge Medical - Built a clinic dashboard for patient, appointment, treatment, and lab-result workflows.
- Interactive portfolio - Built main, Three.js, and desktop-style portfolio experiences.