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Shankar K
@shankar4unow
Full Stack AI Engineer LLM RAG AI Systems Specialist
India
English
About me
Hi, I’m Shankar, a Full Stack AI Engineer specializing in building end-to-end AI products using LLMs, RAG systems, machine learning, and automation.
I build production-ready solutions from idea to deployment:
• Full-stack AI applications
• Custom RAG systems & LLM chatbots
• AI agents and workflow automation
• Python + FastAPI backend systems
• ML pipelines and vector databases
• Docker-based scalable deployments
I create fast, scalable, and business-focused AI products. Let’s build something powerful together.
Skills
Shankar K
Offline •
Average response time: 1 hour
See my services
AI Integrations
I will build ai llm agents, rags, chatbots, gpts
AI Integrations
I will build ai resume scorer, web scraper, thread safe logger
Portfolio
Work experience
AI/ML Engineer | LLM & RAG Developer
Upwork • Self-employed
Dec 2024 - Present • 1 yr 5 mos
Built and delivered AI/ML solutions for clients including LLM applications, RAG systems, automation pipelines, and scalable APIs. Developed FastAPI-based backend systems, integrated OpenAI/Groq/Gemini models, designed async workflows, and deployed production-ready AI services using Docker. Worked on multi-phase projects with iterative delivery and performance optimization.
Independent AI/ML Engineer
Self Employed • Self-employed
Dec 2021 - Dec 2024 • 3 yrs
Built 25+ AI and machine learning projects across NLP, predictive systems, and deep learning. Developed LLM evaluation pipelines with hallucination detection, maintained GitHub repositories, contributed to open source projects, and experimented with model lifecycle tools including MLflow.
6 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 6 Reviews
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pera84
Repeat Client
United States
Multiple purchase's for phased project, cus its how i work. My other developer and both LLM'S, are impressed with this guy's level of integration, cooperation, this guy will be ah great asset in any environment, he: out-shine's.
Helpful?
pera84
Repeat Client
United States
SHANKAR HAD BEEN GIVEN TASK'S TO COMPLETE 9 PHASE'S. I CHECKED ALL HIS DELIVERIES CUS HE TOLD ME TOO. BUT NO ACTUAL PROOF HIS DELIVERED PHASE'S ARE ACTUALLY WORKING HE KNOWS I'M NOT PERSON TO CHECK. I WENT BY HIS TRUST. HE LEFT OUR MESSAGE'S WITH OTHER DEVELOPER'S THOUGHT HE HAD BEEN GREAT CANDIDATE,...
Helpful?
pera84
Repeat Client
United States
I DON'T COMMENT HIGHEST RATING'S JUST BECAUSE I'LL RANK IT LOW IF ITS LOW OR MID IF ITS MID HOWEVER SHANKAR IS SOMETHING ELSE AND SURPRISES ME VERY FORTUNATE I'M ONE OF HIS FIRST CLIENTS APPRECIATE HIS WORK LOOK FORWARD TO COMPLETION ALL PHASE'S I REQUESTED WE DO IT THIS WAY, HE DIDN'T MIND GUY JUST...
Helpful?
pera84
Repeat Client
United States
RECOMMENDATION; BE PATIENT WITH HIM, LET HIM HAVE HIS WAY OF EXPLAINNING. GUY SEEM'S TO EXPLAIN BOTH LLM'S OPENAI, AND DEEPSEEK, STILL SAY HE'S "ENGINEER THINKER". THEY COMPLIMENT HIM HIGHLY, CONSULT WITH BOTH GOD NEXT AI WHEN YOU HAVE QUESTION ASK HIM TO CLARIFY WITH AI FOR BETTER COMPREHENSION BOTH END'S.
Helpful?
pera84
Repeat Client
United States
BOTH LLM'S; OPENAI, DEEPSEEK, COMPLIMENT HIM HIGHLY BOTH SAY HE'S GREAT FIT FOR MOST OF OUR NETWORK BUT WE SHOULD WISH HE DOES ACCORDING TO PLAN THIS IS JUST 1ST SPRINT OF 6 LET'S SEE HOW IT TURN'S OUT BASED OF PREVIOUS FIVERR BAD EXPERIENCE'S.
Seller's Response
Helpful?
