S/ sumit.das 26
Available
OPERATING_HISTORY / 2024-2026 KOLKATA / INDIA

Experience / roles and context

Range earned
inside the work.

Product delivery, multi-brand engineering, applied AI, security research and institutional systems, traced through the teams where the work happened.

09
operating contexts
01 0

years building and shipping

02 0

brands and organisations reached

03 0

major open-source projects with merged code

04 0

npm downloads in week one

05 0

LeetCode problems solved

06 0

GitHub contributions

01 / Chronology

The operating record.

Durations are shown where exact calendar dates are not needed. Client exposure completed through employers remains attributed to those team contexts.

  1. 01

    Sep 2026 - present

    Quant & Algo Intern

    Futures First

    Building C#/.NET components for automated trading workflows: order lifecycle handling, rule-based strategy logic and event-driven, latency-sensitive services. Also built real-time market-data integrations and alerting tools.

  2. 02

    Jun 2025 - Oct 2026

    Software & AI Systems Engineering Intern

    Agadhanimus Technologies Pvt. Ltd.

    Built SaaS products from scratch: ShikshaCloud, a school ERP running at multiple schools, and Opshiva, an agentic voice-AI system deployed for a municipal body. Also multi-vendor commerce and WebRTC classroom systems.

  3. 03

    Nov 2025 - Oct 2026

    Forward Deployment Engineering Intern

    UrsDigitally

    Contributed across Shopify, WordPress, October CMS and Laravel engagements, including CMS workflows, dashboards, integrations and a role-based NGO ERP for Deep Ranjani.

  4. 04

    2024 - present

    Freelance Full-Stack Developer

    Client projects

    Delivered production web apps, dashboards and ERP-style systems for brands and institutions including GoOffice, WPS Office, Patna Medical College and Nagar Nigam. Work included legacy modernization, Shopify and WordPress integrations, and headless API architecture.

  5. 05

    Sep 2025 - present

    SDE Intern

    Catchaxe.com

    Cloud scaling and AI-oriented full-stack work across backend optimization, deployment automation and distributed processing.

  6. 06

    1 year - completed

    Full-Stack Developer Intern

    AR Village Technologies Pvt. Ltd.

    A one-year full-stack engagement spanning frontend delivery, backend implementation, integrations and production support.

  7. 07

    7 months - completed

    Full-Stack Engineering Intern

    PlatformPlay Venture

    A seven-month product engineering engagement focused on full-stack implementation, fast iteration and deployment-ready venture software.

  8. 08

    Jun 2025 - Aug 2025

    Tech Development Intern

    Health Seva

    Delivered React frontend and ASP.NET backend modules, improved deployment/logging flows and turned stakeholder requirements into secure releases.

  9. 09

    Sep 2024 - Nov 2024

    AI Intern

    Wipro

    Designed TensorFlow and scikit-learn ML pipelines with automated preprocessing and integrated predictive outputs into internal dashboards.

  10. 10

    May 2024 - Aug 2024

    Cybersecurity Intern

    IIIT Delhi

    Performed VAPT on 10+ systems, helped close high-risk issues, built SIEM scripts and led OWASP-focused sessions for peers.

  11. 11

    Mar 2024 - present

    R&D Intern

    IEMA Research Foundation

    Built a UI-wireframe-to-HTML/CSS generator and an NLP meeting transcription and summarization agent for internal automation.

02 / External signals

Recognition beyond
the client list.

  1. 01

    Selected as Specialist Programmer (SP), Infosys, through the 2026 national hiring process

  2. 02

    Code merged into CPython, Node.js, Spring Boot, Spring Security, Ubuntu, Beckn ONIX and MONAI

  3. 03

    Meta Certified Front-End Developer

  4. 04

    IIIT Delhi Cybersecurity Training

  5. 05

    University of Colorado System Security

  6. 06

    7+ Letters of Recommendation from startups and the French Embassy in India

  7. 07

    Coordinator, Choose France Tour 2025

  8. 08

    Recognized contributor and project administrator at Hacktoberfest, GSSOC, SWOC and DevFest

  9. 09

    Finalist / Lead at DevFest, Hackoasis and Smart India Hackathon 2024

  10. 10

    Runner-up at IEMHacks 3.0 and Hack Spectrum 2025

  11. 11

    Spoken French, DELF A2, Ramakrishna Mission Institute of Culture