Abdul (Wahab) Khan
Software Engineer
Experience
Software Engineer
EdgeFirm
- Designed and developed end-to-end web and mobile products as a full-stack engineer, working across Python/FastAPI backends, databases, and React / React Native frontends.
- Built LLM- and agentic-AI systems using LangChain, LangGraph, CrewAI, Langfuse, and vector databases, focusing on reliability, observability, and clean abstractions.
- Developed a text-to-SQL assistant for the marketing team that lets non-technical users query a large retail-style dataset in natural language, returning clear analytics and campaign insights.
- Helped reduce ad-hoc SQL/reporting requests to engineering by 60% and cut time-to-insight for common marketing queries from hours to minutes.
- Created a full-stack mobile app where Apple Health data is processed and fed into an LLM to generate personalised, VO2-max–based health coaching and insights, owning architecture from frontend to backend and auth.
Software Engineer Intern
Sybrid Private Limited (Lakson Group)
- Wrote clean, maintainable code for hybrid mobile applications using React Native with a single shared codebase.
- Handled frontend, simple backend logic, and REST API integration to deliver end-to-end features.
- Worked within an engineering team, gaining experience with version control, code reviews, and production-focused development practices.
Text-to-SQL Multi-Agent Backend for Marketing Analytics
SQLSenseBot
- Developed a production-ready API backend for a multi-agent text-to-SQL assistant used by the marketing department to self-serve analytics on campaign, spend, and performance data.
- Orchestrated agents in LangGraph to interpret schema, generate safe SQL, and return natural-language answers and charts.
- Reduced manual dashboard/report creation effort by approximately 50% and enabled marketers to answer most day-to-day questions without engineering support, with full tracing and evaluation via Langfuse.
Full-Stack AI Health Coaching App
StrideIQ
- Built a mobile app that ingests Apple Health data and uses an LLM to generate personalised coaching plans and VO2-max–based health insights.
- Implemented secure authentication, health-data sync, and a FastAPI backend with RAG-style context and observability (logging, tracing, evaluation of LLM outputs).
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Healthcare (1 year), Information Technology (1 year), and Retail (1 year).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Business Intelligence (1 year), Information Technology (1 year), and Product Development (1 year).
Skills
Languages
- Python
- Javascript
- Typescript
- Sql
Frontend
- React
- Next.js
- React Native
- Html5
- Css3
- Tailwind Css
- Shadcn/ui
Backend
- Fastapi
- Node.js
- Express
- Nestjs
- Restful Apis
- Websockets
Databases
- Postgresql
- Mongodb
- Sqlite
- Vector Databases (E.g., Pinecone)
Ai / Llms
- Llms
- Rag
- Embeddings
- Agents
- Prompt Engineering
- Langchain
- Langgraph
- Crewai
- Langfuse
Devops & Tools
- Docker
- Git
- Github
- Github Actions
- Linux
- Postman
Workflow
- Clean Code
- System Design
- Observability (Logging, Tracing, Evaluation)
- Agile / Scrum
Languages
Education
University of Passau
Master of Science, Artificial Intelligence Engineering · Artificial Intelligence Engineering · Passau, Germany
National University of Computer and Emerging Sciences (FAST-NUCES)
Bachelor of Science, Computer Software Engineering · Computer Software Engineering · Karachi, Pakistan
Profile
Frequently asked questions
Do you have questions? Here you can find further information.
Where is Abdul based?
What languages does Abdul speak?
How many years of experience does Abdul have?
What roles would Abdul be best suited for?
What is Abdul's latest experience?
What companies has Abdul worked for in recent years?
Which industries is Abdul most experienced in?
Which business areas is Abdul most experienced in?
What is Abdul's education?
What is the availability of Abdul?
What is the rate of Abdul?
How to hire Abdul?
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
Similar Freelancers
Discover other experts with similar qualifications and experience
Experts recently working on similar projects
Freelancers with hands-on experience in comparable project as a Software Engineer
Nearby freelancers
Professionals working in or nearby Munich, Germany