Full Stack Software Developer
GoKundu
November 2025 — June 2026
Remote
Worked as a full-stack software developer across application development, automation, multi-tenant systems, and production infrastructure.
Next.jsReactNode.jsTypeScriptMongoDBAWS
/ overview
Open to opportunitiesMohakhali, Dhaka
Md. Oliullah Sarder Ask Oli AI
AI-driven Backend / Full-Stack Engineer
I build reliable backend systems and full-stack applications with TypeScript, Node.js, NestJS, React, Next.js, databases, Redis, Docker, and modern deployment workflows.
Career
Professional Experience
Junior Backend Developer
HawkEyes Digital Monitoring Ltd
March 2024 — November 2025
Sector 1, Uttara, Dhaka
Worked primarily on backend architecture and development using NestJS and MongoDB, including enterprise automation and e-governance systems.
Node.jsNestJSTypeScriptMongoDBREST APIMongoDB Aggregation
Full Stack Developer
MNTECH Digital Ltd
February 2023 — November 2023
Sagordi, Barishal
Worked as a full-stack developer building web applications, e-commerce systems, social-media integrations, and business websites.
ReactNext.jsNode.jsExpress.jsJavaScriptMySQL
DevOps & Deployment Engineer
Independent Contract
June 2025 — July 2025
Remote
Handled infrastructure and production deployment responsibilities for Node.js and Next.js applications.
LinuxVPSNginxDockerPM2SSL
Engineering
What I Build
Practical experience across backend systems, full-stack applications, databases, real-time systems, infrastructure, and integrations.
Backend Engineering
Designing and building APIs, business logic, authentication, authorization, background jobs, and production backend services.
Node.jsNestJSExpressTypeScript
Full-Stack Applications
Building complete web applications from frontend interfaces to backend APIs, databases, authentication, and deployment.
Next.jsReactTypeScript
Database Engineering
Designing schemas, queries, indexes, aggregations, relationships, migrations, and data access layers.
MongoDBPostgreSQLMySQLPrisma
Real-Time Systems
Building applications that need persistent connections, live events, presence, messaging, and real-time state synchronization.
WebSocketSocket.IORedis
Infrastructure & CI/CD
Deploying and maintaining production applications, automating deployments, and managing Linux server infrastructure.
DockerNginxPM2GitHub Actions
Security & Penetration Testing
Building secure APIs and authentication systems while applying security testing practices to identify vulnerabilities, misconfigurations, and common attack surfaces.
JWTRBACAPI SecurityPenetration TestingOWASPLinux Security
Third-Party Integrations
Connecting applications with external platforms, payment providers, social networks, and other APIs.
StripeMeta APIsYouTube APITikTok API
Systems & Low-Level Programming
Exploring how software works beneath the web stack by building operating-system concepts, command-line tools, and low-level experiments as a technical hobby.
CC++LinuxCLIOperating Systems
Open Source & Developer Tools
Designing, packaging, documenting, and publishing reusable libraries and developer tools for other engineers.
npmTypeScriptJavaScriptOpen Source
Selected work
Featured Projects
Products and developer tools with a public repo or live surface.
Open Source
BD Geo
A JavaScript and TypeScript package providing structured geographical data for Bangladesh.
- TypeScript
- JavaScript
- Node.js
- npm
Full-Stack Application
Bhalobasha
A property listing platform for discovering, publishing, and managing homes and offices.
- Next.js
- Node.js
- PostgreSQL
- Prisma
- TypeScript
Open source
@olism/bd-geo
npm package for structured Bangladesh geographical data: divisions, districts, upazilas/thanas, areas, and villages. Intended for address forms, e-commerce, delivery, real estate, and location-based apps. Download and star counts are not shown here.
Focus
Current technical focus
- Backend and full-stack delivery in TypeScript
- Production Linux VPS, Nginx, Docker, PM2, and CI/CD
- Automation pipelines and multi-tenant product dashboards
- Open-source geo/data tooling (@olism/bd-geo)
Contact
How to reach me
Email is the most reliable path. LinkedIn and GitHub are public.