Abaid Ullah

Full-Stack AI Engineer with 5+ years of experience architecting and deploying agentic AI systems integrated into scalable software architectures. Expert in building RAG pipelines, LLM-driven workflows, and cloud-native infrastructure on AWS. Proven track record of delivering secure, production-grade applications and optimizing backend performance for complex, high-impact business solutions.

Full-Stack Engineer | AI Specialist - Cybernef Technologies

(2024-04 - 2026-02)

• Engineered a secure React Native authentication leveraging NTAG 424 DNA hardware for encrypted, cryptographic tap-to-verify validation.
• Built an n8n automation with Outlook and Supabase, featuring a React.js dashboard for real-time email routing and monitoring.
• Developed specialized AI chatbots utilizing advanced prompt engineering and OpenAI to automate complex, multi-turn user interactions.
• Designed a Retrieval-Augmented Generation (RAG) system using Pinecone and LangChain for scalable, semantic-driven data retrieval.
• Built production-ready AI apps featuring STT, TTS, and image generation via Hugging Face and OpenAI.

Software Engineer - Summit Crew

(2022-11 - 2024-03)

• Improved software architecture by refactoring legacy handlers, reducing maintenance overhead.
• Designed and developed APIs, models, and CRM components for projects in Boost Summit, Chit Fund, and Little Italy BIA.
• Engineered a dynamic analytics dashboard in BoostSummit and full-stack web applications using Node.js with MySQL and MongoDB.
• Developed React Native mobile apps for user directories, financial inclusivity (Chit Fund), food services, and security (Shield App).
• Optimized database operations for SQL/NoSQL, reducing query latency across core applications.

Software Engineer / MERN Stack - Shyft Digitally

(2021-08 - 2022-09)

• Led development of web/mobile apps (Node.js, React, Next.js) for four diverse industries, including food and local community sectors.
• Implemented Google Analytics API components and Recharts visualizations, providing real-time insights for community data configurations.
• Enhanced application security by implementing custom Multi-Factor Authentication and OAuth, reducing security vulnerabilities.
• Set up data parser algorithms for extracting information from Google's reports, saving manual processing weekly.
• Conducted thorough debugging and wrote unit tests for React components and REST APIs, increasing application performance.
• Streamlined deployment workflows by managing CI/CD pipelines on AWS (EC2, S3, RDS) and conducting rigorous code reviews.
• Engineered and deployed scalable Nest.js APIs on AWS, supporting high-traffic community tools and management systems.

Mobile Application Developer

(2021-01 - 2021-08)

• Agro Finance: Application for helping farmers manage yearly finances, crop planning, and agricultural operations. Tech Stack: React Native, SQLite, Chart.js, Push Notifications.
• Security Shield App: Focused on employee security and attendance tracking with biometric authentication and real-time monitoring. Tech Stack: React Native, Node.js, MongoDB, AWS Rekognition API.
• Food Delivery (Keventers / Nizams): Delivery apps with order tracking, payment integration, and real-time delivery updates. Tech Stack: React Native, Redux, Node.js, Stripe, Google Maps.
• The Chenab Club: Club membership management app with event booking, member directory, and facility reservations.

BS (Hons) - Computer Science - GC University (2016-09 - 2020-08)

Certification - Web & Mobile App - SMIT (2018-08 - 2019-04)

Training - Web Development - NAVTTC (2018-05 - 2018-08)