Curriculum Vitae

Subhankar Denria

Software Architect  /  MVP Builder  /  AI & System Design Expert

Helping founders turn ideas into scalable, investor-ready products.

10+
Years
25+
Products
$3.8M+
Raised
15+
Countries

Profile

CTO & Co-Founder with 10+ years turning founder ideas into scalable, investor-ready products. Shipped 25+ MVPs across fintech, edtech, AI, and media — raising $3.8M+ in client funding. Approach: move fast, build quality, keep things scalable. Available for remote CTO, co-founder, and MVP build engagements worldwide.

Core Competencies

MVP DevelopmentProduct ArchitectureScalable SaaSAI / ML IntegrationAPI-First DesignDevOps · AWS · CI/CDSystem DesignAgile LeadershipVC-Ready StrategyCTO / Co-Founder

Education

B.Tech · Computer Science & Engineering

Future Institute of Engineering & Management

WBUT · 2011–2015

Certifications

Certified ScrumMaster® (CSM®)

Scrum Alliance · Sep 2023

ASP.Net Certification

Ardent Computech · 2014

J2EE Certification

Ardent Computech · 2015

01 — Professional Experience

Co-Founder

OneDonate UK

May 2025 — Present

London Area, UK

  • Co-founding a UK-based donation and social impact platform — leading product strategy, technical architecture, and early-stage team building.
  • Driving go-fast leadership: rapid MVP scoping, stakeholder alignment, and hands-on full-stack delivery.

Chief Technology Officer

Qworkz Technology Solutions

Apr 2022 — Present

Kolkata, India · Remote

  • Assessed new project proposals for technical viability, direction, and effort — representing the organisation in front of clients.
  • Owned full product development lifecycle for 25+ international startup products across fintech, edtech, media, and healthtech.
  • Designed multi-tenant SaaS platforms, QR-based systems, and AI-integrated products using Laravel, Flutter, Next.js, and Node.js.
  • Spearheaded DevOps strategy — AWS, Docker, CI/CD pipelines — for enterprise-grade uptime and zero-downtime deployments.
  • Built and mentored cross-functional teams; defined engineering standards, agile SOPs, and scalable hiring pipelines.

Solutions Architect

Qworkz Technology Solutions

Feb 2021 — Mar 2022

Kolkata, India

  • Designed architecture for job portals, survey systems, fintech apps, donation platforms, and stock management tools.
  • Integrated payment gateways (Stripe, Flutterwave, Direct Debit), WebRTC video, AWS S3, USSD, Speech-to-Text, and Algolia.
  • Built and published Slack apps using Next.js; led mobile video streaming and audio transcription features.

Junior Developer → Senior Developer → Team Lead

Qworkz Technology Solutions

Feb 2016 — Jan 2021

Kolkata, India

Connect

LocationKolkata, India · Remote-first
LanguagesEnglish · Bengali
AvailableFull-time / Contract

Technical Stack

LanguagesPython · JS/TS · PHP · Dart · Swift · Java
BackendLaravel · Node.js · Django · FastAPI
FrontendNext.js · React · Flutter · Tailwind · WordPress
DatabasesMySQL · PostgreSQL · MongoDB · Redis
CloudAWS · GCP · Docker · Kubernetes · Linode
AI / MLOpenAI · TensorFlow · PyTorch · NLP
ServicesStripe · Twilio · WebRTC · Algolia · AWS S3

Recognition

Web Summit 2025

Lisbon, Portugal

Google for Startups

ZuberiPay · $100K grant

Forbes

Lingua54 · Client spotlight

Location & Languages

Kolkata, India · Remote-first

English · Bengali

02 — Selected Projects & Achievements

25 total · 2016–2025
2020Market ResearchUK

Survey54

AI-powered real-time consumer insights for African markets. Data powering 100+ businesses including startups and NGOs.

$1.6M Pre-Seed raised

Laravel · MySQL · AI APIs

2019FintechGhana

ZuberiPay

Daily earned wage access & payroll automation. GHS 25K+ debt-free payouts. 10,000+ user waitlist.

$272K · Google Startups

Laravel · Flutter · Linode

2018CreativeIreland / UK

CastandHire

Talent platform for actors, filmmakers, and crew. Searchable DB with dynamic filtering.

1,200+ submissions per post

Laravel · Bootstrap · MySQL

2022Restaurant SaaSUS · CA · GH

Order Convenience

QR-code restaurant management across 3 countries. 100% contactless ordering with Stripe + Flutterwave.

70% less manual order time

Laravel · React · Stripe

2025PastorSmileAI platform · OpenAI Assistants API · biblical character conversations
2025AiXAI-driven talent redeployment · real-time ML engine · PyTorch
2025Cactus TalentAfrican talent outsourcing · hiring & management · Scikit-Learn
2023ReelfolioFilmmaker portfolio platform · GraphQL, Node.js, React, Swift · California
2024SHIFTWorkforce scheduling & resource redeployment platform
2019Lingua54African language learning · Featured in Forbes · BlackTechFest · UK
+ 15 more across SaaS, consumer apps & community platforms

"He helped us scale to 15,000 customers and secure $2M+ in funding. He consistently delivers beyond expectations."

— Julian Owusu · CEO, BUILD & Cactus Talent · Managed directly · 6+ years

03 — Recommendations

7 verified on LinkedIn

"His exceptional engineering skills and dedication helped us scale to over 15,000 customers and secure more than $2M in funding. He consistently delivers beyond expectations."

Julian Owusu

CEO — BUILD & Cactus Talent

Managed directly · 6+ years

"He's a skilled and reliable software developer with a solid grasp of engineering principles and a great problem-solving mindset. Subhankar consistently delivers quality work and is a valuable team player."

Stephan Eyeson

Director, Emerging Markets · Ex-Uber & SurveyMonkey

Client · Survey54 & Mailtext

"Subhankar is an amazing talent that any organisation can hope to have in their ranks. A result-oriented individual with an eye for detail and strong understanding of technologies. An outstanding leader with excellent people management skills."

Arijit Sengupta

Founder — OneDonate Ltd · Startup Consultant

Mentor & current collaborator

"Subhankar is a true professional who combines technical expertise with clear strategic thinking. His ability to lead teams, mentor others, and build strong client relationships sets him apart."

Michael Hall

Founder — TalentPortAi / SHIFT

Senior stakeholder

"With unmatched technical skills, he is undoubtedly among the best at his level I've seen in the industry. He takes up the slack where others have given up. A 10x developer in the making, if not already."

Aranya Sen

Software Architect & Mentor

Mentor

"He delivered exactly what I envisioned — professional, functional, and user-friendly. The process was smooth, communication was clear, and the final product exceeded my expectations."

Florence Robinson

Founder — CastandHire

Direct client

"He has always been very professional and a highly skilled technical expert who's always found the solution to some very complicated problems for us."

John Daly

Business Owner & Investor

Client · multiple projects

move fast, build quality, keep things scalable.Subhankar Denria · 2026

Let's connect

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Book a Call

30 min strategy call

Email

subhankardenria.cse@gmail.com

Available for new projects