AI/ML & Full-Stack Engineer for R&D/Startup

SHOUVIK MAZUMDAR

Application Developer

+919********* ******************@*****.*** https://www.linkedin.com/in/shouvikmazumdar/ Pune, Maharashtra Summary

Full-Stack Developer with 2+ years of startup driven experience building, launching, and scaling end to end web applications. Strong in Python

(Django, FastAPI, Flask), Node Js and React.js, with hands-on experience integrating AI/ML models, automation, and intelligent systems into real products. Has taken products from idea to production, working closely with founders and cross-functional teams to rapidly ship MVPs, iterate fast, and solve real business problems. Comfortable wearing multiple hats across development, deployment, and early-stage marketing. Actively seeking to work in a startup R&D environment, focused on experimentation, rapid prototyping, and building innovative, high-impact solutions. Experience

United Fins Chennai, India

Senior Software Engineer 2025 - Present

Led backend development for multiple software products using Node.js (Next.js APIs), Python (Django, FastAPI), delivering scalable and secure server-side architectures.

Designed, developed, and maintained high-performance REST APIs, averaging 15+ APIs per day, to support business workflows and frontend requirements.

Integrated backend services seamlessly with frontend applications, ensuring smooth data flow, authentication, and optimized user experience. Managed application deployment and server configuration using Cloud Panel, handling production releases, environment setup, and ongoing maintenance.

Reflexia AI Pune

Application Developer / AI Engineer 02/2025 - Present Led AI platform development for B2B clients. With tech Stack of React.js, FastAPI, TensorFlow, Gemni.PostgreSQL Created Resumaize.co, an AI CV optimizer using NLP for job analysis.

Built scalable full stack features for Vidma Consultancy Firm using Django REST Framework, React.js, PostgreSQL, optimizing APIs and improving platform reliability

Engineered the DevOps AI Agent with Python, LangChain, OpenAI API, Docker, and CI/CD pipelines, automating error detection, log analysis, and intelligent fix suggestions to enhance deployment efficiency Filix Al Solutions Pune, Maharashtra

Full Stack Developer 07/2023 - 02/2025

Designed, developed, and deployed an E-commerce and EdTech web applications using Django, FastAPI, and React, improving platform scalability and reducing manual operational effort by 25% Contributed to the MVP development and digital transformation of Arbour Academy (EdTech platform) by building core application features using Django, FastAPI, and React, enabling a 30% faster product launch Integrated AI tools for customer profiling, increasing lead conversion rates by 15% Contributed to an Accenture enterprise grade project, ensuring compliance with security and coding standards, reducing defects by 20% Shopweb Pvt. Ltd Bhubaneswar, Odisha

Seo Intern 01/2023 - 06/2023

Created and optimized SEO-friendly website content for 10+ client websites, improving page load relevance and contributing to a 25% performance improvement

Managed and updated WordPress and e-commerce platforms, implementing on page SEO strategies that boosted organic traffic by 30% Delivered content and digital presence for reputed clients including Jawed Habib, Gems Consultancy (Dubai), and a leading FMCG brand, achieving 90% client satisfaction

Executed digital marketing campaigns, growing client social media engagement by 40% Education

Regional College of Management Bhubaneshwar Odisha Bachelor of Computer Applications (BCA) 06/2022

Projects

Blockchain Developer (Project Contribution) 01/2022 - 01/2022 Built a decentralized application (DApp) using Solidity, Web3.js, and Ethereum Smart Contracts, implementing secure transaction logic and wallet integration.

Collaborated with developers to enhance blockchain security and gas optimization for smart contracts.

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Projects

Founder (Kronoryx.com) 01/2020 - 01/2023

Founded and developed a client focused web development platform using Python, Django, JavaScript, HTML/CSS, and MySQL, enabling businesses to create and manage websites efficiently. Led multiple client projects from concept to deployment, integrating SEO optimization and responsive UI/UX features to enhance online visibility and user engagement.

Delivered tailored solutions for clients, including Buildup Infra (website development) and contribution to a USA based LMS project. Skills

Backend Python (Django Flask Restapi) Node j

Fronted: React Js HTML5 CSS3 Tailwind CSS Bootstrap Database PostgreSQL Firebase SQL Server Vector Databases (Weaviate ChromaDB) AI/ML

Scikit-Learn NLP AI Agents TensorFlow LangChain OpenAI API Job Description & Resume Parsing Intelligent Automation Data Modeling ETL Pipelines

Blockchain Solidity

Development Tools Postman Swagger RESTful APIs

Startup & Product Skills

MVP Development Rapid Prototyping Product Architecture System Design Go-to-Market Early-Stage Marketing User Acquisition Growth Strategy Founder–Developer Collaboration Requirement Analysis Business Translation Leadership & Execution

Startup Ownership Decision Making Freelance Team Collaboration Task Delegation Agile Development Practices Lean Development Practices Client Communication Stakeholder Communication Problem Solving High-Ownership Execution

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