BackendJun 2026·9 min
Designing NestJS microservices that scale
How I structure services, RBAC, and Postgres for systems that grow without painful rewrites.
Read article →Good product should feel simple, even when the engineering isn't.
I am a software engineer who believes good design and simple solutions are how we solve real problems.
2+
years experience
6
microservices shipped
200+
livestock records synced
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6%
Teams I've built with
Afya Ya MnyamaSmartINNOBeginnerTechAmani LandFreelance
Baraka
01 / about
Building software solutions for African contexts. Exploring agentic systems because they will be essential to Africa's digital economy.
based in
Dar es Salaam, Tanzania
focus
Backends · Mobile · AI
experience
2+ years shipping
Available for new projects
02 / toolbox
Pick a capability to see the work behind it.
Design
System Design
Shaping how the whole product fits together
I design for scale, reliability, and clear failure modes before code exists.
Architected a six service platform that keeps adding features without rewrites.
MicroservicesDistributed systemsServerlessCachingConsistencyTradeoffs
03 / selected work
Featured projects
Full StackAIAgentic AI
01
full stack · agent
Agentic Pharmacy OS
AI agent manages stock via chat
Cloudflare WorkersTelegram Bot APIReact
01 / 06
04 / journey
Experience timeline
now
AM
Full Stack Mobile Developer
Afya Ya Mnyama DigitalMar 2026 to Present
FlutterNestJSRESTPostgreSQL
AMnow
Full Stack Mobile Developer
Afya Ya Mnyama Digital
FR2025
Freelance & Independent
Independent Engagements
SI2025
Software Engineer
SmartINNO Engineering
BT2024
Frontend Engineer
BeginnerTech (Japan, Remote)
BEng, Computer Engineering
Dar es Salaam Institute of Technology
Ordinary Diploma, Telecom & Electronics
Arusha Technical College
05 / references
What colleagues say
“Baraka shipped reliable microservices and kept our sprints on track as Scrum Master. Dependable, organized, and technically sharp.”
Florence Mushi
Manager, SmartINNO
“A great engineer to build alongside: clean APIs, solid mobile work, and genuinely easy to collaborate with.”
Donald Mwakatoga
Full Stack Dev, Amani Land
“Strong fundamentals and a fast learner. He delivers quality work under real world constraints.”
Godfrey Sunday
Telecom Engineer, TTCL
06 / open source
GitHub activity
Contributions across the last yearlessmore
900+
Contributions
30+
Repositories
6
Microservices
4
Languages
Most used languages
TypeScript40%
Dart24%
Python18%
JavaScript18%
Recent commits
feat: subscription + notifications for Mnyama Check
mnyama-check · 2d ago
feat: video-conferencing microservice
smartinno-core · 1w ago
fix: OWASP scan result parsing
security-scan · 2w ago
07 / writing
From the blog
MobileMay 2026·7 min
Flutter in the field: building for low connectivity
Offline first patterns, sync strategies, and UX lessons from livestock tracking apps.
Read article →AIApr 2026·6 min
Collecting clean data for AI training
Turning messy real world field input into structured datasets a model can actually learn from.
Read article →BlockchainMar 2026·8 min
Writing chaincode on Hyperledger Fabric
A practical look at transaction validation logic on a permissioned blockchain network.
Read article →BackendFeb 2026·5 min
RBAC done right across REST endpoints
Role based access control patterns that stay maintainable as your API surface grows.
Read article →Contact
08 / contact
Let's build something exceptional.
Have a role, a project, or an idea? I reply within a day.
Baraka NampellahReach me
- emailBnampellah1@gmail.com
- phone+255 742 147 567
- github@Francisnampellah
- linkedinbaraka-nampellah
- locationDar es Salaam, Tanzania
StatusAVAILABLE
Response< 24 HRS
Based inDar es Salaam, Tanzania
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BN·CONTACT·2026
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