Raj

LLM Engineer

Accra, Ghana · Africa/Accra (UTC+0) · 6 years of experience

Raj focuses on measurable model behavior, reliable retrieval, and production evaluation.

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Why this profile fits

Evaluation before optimization

Defines datasets, graders, and regression checks so model changes are measured against real failure cases.

Reliable retrieval and tool use

Improves grounding, structured outputs, tool permissions, and recovery behavior for production workflows.

Cost and latency control

Treats task success, response time, and model spend as one production system rather than separate concerns.

Relevant toolkit

Python

LangGraph

Claude API

OpenAI GPT API

PostgreSQL

Delivery evidence

Selected work

Hybrid AI Landing Zone

telecommunications

Designed and delivered a production language-model system focused on hybrid-cloud AI foundations; cut environment provisioning from twelve days to under two hours using governed modules. The release included versioned prompts, offline and online evaluations, cost controls, and failure-mode monitoring.

Infrastructure Module Registry

telecommunications operations

Built the supporting control and measurement layer for the primary system, covering review queues, regression checks, operational visibility, and a documented handoff to the owning team.

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Relevant experience

Career timeline

LLM Engineer

2024–Present

Devlyn client assignments · Remote

Led hybrid-cloud AI foundations delivery for a telecommunications team and cut environment provisioning from twelve days to under two hours using governed modules.

Software Engineer

Jan 2020–Present

ViitorCloud Technologies Pvt. Ltd. · Accra, Ghana

Built production systems in telecommunications, with increasing ownership of reliability, testing, and stakeholder delivery.

Senior Employee

Jun 2018–Aug 2020

D2Debug Solution · Accra, Ghana

Built production systems in telecommunications, with increasing ownership of reliability, testing, and stakeholder delivery.

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Skill depth

Show experience in context.

Competency shapeAssessment across the same six dimensions used for every profile.

Relevant experience by skill

Python6 years

LangGraph5 years

Claude API4 years

OpenAI API3 years

RAG6 years

LLM Evaluation5 years

See the complete skill index

Languages

Frameworks

Tools

Platforms

Storage

Paradigms

Credentials

Certifications

NVIDIA-Certified Associate: Generative AI LLMs

NVIDIA · 2026 · Certified

AWS Certified Machine Learning Engineer – Associate

Amazon Web Services · 2025 · Certified

Communication

Languages

English

Fluent

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