Debjyoti Ray

Co-Founder

Kolkata, West Bengal, India1 yr 8 mos experience
AI EnabledAI ML Practitioner

Key Highlights

  • Engineered advanced LLM orchestration layer for improved efficiency.
  • Developed innovative SQL validation system reducing query failures.
  • Created biomedical knowledge graph achieving high accuracy.
Stackforce AI infers this person is a skilled AI Engineer with expertise in SaaS and Fintech industries.

Contact

Skills

Core Skills

Ai EngineeringSoftware Engineering PracticesGenerative AiLarge Language Model Operations (llmops)Knowledge Graph-based Natural Language ProcessingQuantitative Finance

Other Skills

AlgorithmsAlpha GenerationAmazon Web Services (AWS)BacktestingBusiness StrategyClassificationCommunicationComputer VisionConvolutional Neural Networks (CNN)Data Science and Machine LearningDatasetsDeep Learning ModelsDeep Reinforcement LearningEntrepreneurshipFeature Engineering

About

Innovative soul. Inquisitive about my dreams, and an undying relentless attitude to achieving all that I have aimed for. Countless experiences, and a rational thinker even in the most crucial times of adversity.

Experience

1 yr 8 mos
Total Experience
1 yr 8 mos
Average Tenure
--
Current Experience

Miilab

Software Engineering Intern

Aug 2025Nov 2025 · 3 mos · San Francisco Bay Area · Remote

  • Engineered a unified LLM orchestration layer for Miiflow replacing LlamaIndex, supporting 7+ providers with <200 ms latency overhead, streaming, ReAct reasoning, and test coverage.
  • Enhanced Miiflow's agentic memory framework by implementing tool-calling safety, OpenTelemetry tracing, and CI/CD pipelines—boosting developer efficiency and reducing dependency overhead by ~40%.
AI EngineeringSoftware Engineering Practices

Amazon web services (aws)

Software Engineer Intern

May 2025Jul 2025 · 2 mos · Bangalore Urban, Karnataka, India · On-site

  • Integrated real-time voice-driven bidirectional streaming APIs into AWS Q for Business using Coral (Amazon’s Java/Spring framework), enabling seamless voice-to-LLM-voice interactions via Bedrock-hosted models and EC2-deployed services.
  • Architected and deployed a scalable microservice-based voice interface as an independent service layer within AWS Q, using Amazon Bedrock, SageMaker, and EC2, and designed with PACELC to ensure persistent sessions with low-latency.

Transhumanity

AI Software Engineer

Apr 2025Jun 2025 · 2 mos · Greater London, England, United Kingdom · Remote

  • Engineered multi‑layered SQL validation (basic & schema‑aware) to block dangerous operations and mis‑typed tables/columns, reducing invalid‑query failures by 85%.
  • Developed a complete text->sql multi agentic system; scaled to handle 100K+ concurrent requests; rule‑based fixes for common typos, LLM‑based fallback for complex errors, a reranking; self‑learning loop—that auto‑corrects 92% of syntax/name mistakes and prevents 60% of recurring error patterns.
Python (Programming Language)Generative AIAmazon Web Services (AWS)Large Language Model Operations (LLMOps)

Alma

AI Software Engineer

Mar 2025Apr 2025 · 1 mo · San Francisco Bay Area · Remote

  • Resolved support tickets via Notion, Linear, and Slack; on user onboarding by deploying seamless OCR and parameter extraction pipelines from submitted legal documents, improving user intake efficiency by 23%.
  • Engineered a multi-agent document extraction pipeline, increasing OCR accuracy by 45% and reducing data-entry errors, using: Mistral-ocr-latest for markdown conversion; Pixtral-12B and Mistral-2B SLM as a post-processing agents.

University of missouri-columbia

2 roles

Machine Learning Researcher

Dec 2024Feb 2025 · 2 mos · Boston, Massachusetts, United States · Remote

  • Building a biomedical knowledge graph pipeline processing 500+ PubMed abstracts with MedPalm-2 and GPT-3.5, achieving 92% accuracy in protein-pathway mapping cross-referenced with STRING-db, and Reactome.
  • Scaled automated graph construction by 22.71%, creating 3000+ entities and relationships. used multi-agent ar- chitecture for, leveraging small language models (SLMs) to reduce inference time and latency, achieving a 14.16% improvement in query response time.
Knowledge Graph-Based Natural Language ProcessingSmall language modelsQuantizationOntologiesOWL

Machine Learning Engineer

May 2024Jul 2024 · 2 mos · Boston, Massachusetts, United States · Remote

  • Underguidance of Prof.Dong Xu and Dr.Gyan Shrivastava from University of Missouri ; proposed an architecture combining BioBERT + LoRA and DistilBERT with 97% text understanding, facilitating drug target discovery.
  • Fine-tuned BioBERT with Low-Rank Adaptation (LoRA), reducing parameters by 90% while maintaining 82.4% performance and achieved a 11.275% improvement in biomedical information retrieval.
  • Implemented TechGPT-2 for knowledge graph, fine-tuning on QLoRA weights, achieving 90% NER, RTE accuracy
Python (Programming Language)Large Language Model Operations (LLMOps)Large Language Models (LLM)Data Science and Machine LearningKnowledge Graph-Based Natural Language Processing

Worldquant

Quantitative Research Consultant

Jan 2024May 2024 · 4 mos · Mumbai Metropolitan Region · Remote

  • Building mathematical models to predict market variations(alphas) across various developed and emerging sub-industry markets using price-volume, company fundamental, and sentimental datasets.
  • Backtested novel and improved strategies over the last 10 years of data on WorldQuant's software using FastExpression language to enhance the latency and compare the graphs of each individual tested strategies.
  • Collaborating with reading research papers on alpha creation and generating stochastic processes to find optimum strategies or loopholes in the volume/equity markets to generate alphas.
Question AnsweringFinancial MarketsQuantitative FinanceBacktestingDatasets

Sapphire

Co-Founder

Sep 2023May 2025 · 1 yr 8 mos · Prayagraj, Uttar Pradesh, India

Geekhaven, iiit allahabad

Member, AI Wing

Sep 2023Apr 2024 · 7 mos · Prayagraj, Uttar Pradesh, India · On-site

Feature EngineeringProblem SolvingOptimization

Education

Indian Institute Of Information Technology Allahabad

Bachelor of Technology - BTech

Nov 2022Jun 2026

Indian Institute of Technology, Madras

Bachelor of Science - BS — Data Science

Oct 2022Nov 2026

FIITJEE

JEE preparation

Mar 2020Oct 2022

M.C. Kejriwal Vidyapeeth

ISC — Science

Jan 2020Jun 2022

M.C. Kejriwal Vidyapeeth

ICSE — Science

Mar 2019Jun 2020

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