Nov 2018 to Sep 2019
Software Developer
Softograph Limited
- First job after North South University.
- Where the six years of hands-on backend work started.
AI and digital transformation lead, Dhaka
K.M. Mehedi Hasan Sonet
I find where AI fits a business process, pick the tools, and ship it with the quality measured. Eight years in telecom and enterprise platforms, six of them writing the backend myself.
What changed because he was there
Customer complaints at a telecom, five workflow categories
Before, by hand
3 days
After his RPA programme
30 minutes
That is 144 times faster in the key categories, with manual case handling removed.
AdaReach, an SMS campaign platform he led end to end
Each dot is a message. The real platform moves 1,800 of them every second.
0 messages delivered since you got here
- 99.999%uptime on AdaReach
- <20msAPI latency
- 30+microservices in the platform he led
- 10engineers in his squad at its largest
The career drive
Five stops, 2018 to now. Pick one and the car takes you there.
Oct 2019 to Jan 2021
Software Developer
Divergent Technologies Limited
- Second stop, more backend systems.
- Left for RedDot Digital as a senior engineer.
Jan 2021 to Oct 2024
Lead Software Engineer
RedDot Digital Limited, promoted from Senior Software Engineer
- Led a squad of 6 to 10 engineers building a Digital Telco Enabler Platform of 30+ microservices.
- Owned system design, architecture standards, sprint planning and release readiness.
- Set clean architecture and CI/CD standards across the platform, which cut onboarding time for new engineers.
- Mentored junior and mid-level engineers through code reviews, pairing and 1:1 coaching.
Oct 2024 to Jun 2026
Senior Lead Business Analyst and Delivery Manager
RedDot Digital Limited
- Owned delivery for enterprise platform work, from client engagement and scoping to tracking across concurrent programmes.
- Wrote the FRDs and BRDs that turned business asks into plans for backend, frontend and infrastructure teams.
- Used his engineering background to check architecture decisions and push back on over-engineered scope before build began.
- Ran training and workshops for client users and internal teams after go-live.
Jul 2026 to now
Lead Consultant
Caffinix, an AI and backend engineering studio
- Designs, specifies and reviews AI products for clients and in-house, built with AI coding agents while he owns architecture, review, testing and deployment.
- Runs delivery end to end, down to production on self-managed Linux servers with Docker.
- Compares Claude, OpenAI and Gemini on quality, cost and data handling before choosing one.
- Ships every AI feature with an evaluation set, so quality is measured.
Things he shipped
AI, Caffinix
Nous
An AI sales agent that talks to customers and places orders in the business's own systems. The AI decides; stock, price floors and order creation are enforced in code, so it cannot break business policy.
Claude with Gemini fallback, Spring Boot, pgvector
AI, Caffinix
Heimdall
One internal gateway that gives the studio's tools controlled access to Claude, OpenAI Codex and Gemini, with API-key access control and validated structured output.
One interface across three providers
AI, Caffinix
EvidenceVault
Turns an auditor's evidence-request list into a deduplicated checklist mapped to SOC 2 controls, with the gaps flagged. A tested rule engine, with AI kept behind a controlled interface.
AI, Caffinix
Enki
An AI tutor that answers only from the chosen textbook and cites the real pages. An evaluation harness measures answer quality before each release.
pgvector, FastAPI, Next.js
Telecom, RedDot
dCRM RPA
Automated five customer-complaint workflow categories. Resolution time went from 3 days to 30 minutes in the key ones.
Spring Boot, Oracle DB
Telecom, for ADA Asia Bangladesh
AdaReach
Full redesign of an SMS campaign and broadcasting platform: problem framing, architecture, stakeholders, UAT and rollout. 99.999% uptime, under 20ms latency, 1,800 TPS live, with a roadmap to 5,000.
Delivered via RedDot Digital
Telecom, RedDot
Digital Telco Enabler Platform
A microservices backbone of 30+ services for core telecom operations, with clean architecture standards adopted platform-wide.
Spring Boot, Kubernetes, Kafka, ELK, CI/CD
Telecom, RedDot
CRM Enhancement Programme
A portfolio of CRM improvements across parallel workstreams: requirement intake, prioritisation, acceptance criteria and engineering coordination.
Customer experience
What he works with
AI and modern stack
- LLM integration
- RAG and retrieval
- pgvector
- Prompt and eval design
- Claude Code, Codex
- Copilot, ChatGPT, Claude
- Python
- FastAPI
- TypeScript
- Next.js
- Go
Backend and platform
- System design
- Microservices
- REST APIs
- Java
- Spring Boot
- Angular
- Docker
- Kubernetes
- Kafka
- Redis
- PostgreSQL
- ELK Stack
- CI/CD
Transformation and adoption
- Business process analysis
- Process automation (RPA)
- AI use-case prioritisation
- Vendor and platform evaluation
- KPI and ROI tracking
- User training
- Responsible AI and data governance
Delivery and leadership
- Agile and Scrum
- Kanban
- Release management
- Roadmap planning
- Stakeholder management
- Risk and dependency management
- FRD and BRD authoring
- UAT coordination
- Jira, OpenProject, ClickUp
BSc in Computer Science and Engineering
North South University, Dhaka. 2013 to 2017.
3 peer-reviewed publications
IEEE and Inderscience: algorithmic optimisation, data mining and recommendation systems. Available on request.
Google Project Management Foundations
Certified 2022.
Got a process that should run itself?
Tell him what it is and where it hurts. He'll tell you whether AI fits, and what it would take to ship.
K.M. Mehedi Hasan Sonet, Dhaka, Bangladesh. Site by Digital Porichoy.