Hi, I'm
Manish Sahni
Building scalable systems, microservices, and AI-powered applications.
About Me
Passionate about building robust backend systems and exploring AI/LLM technologies.
Highly motivated Software Engineer with experience in backend development using Node.js, TypeScript, and Go. Skilled in designing scalable APIs, integrating marketing automation tools, and managing databases including MongoDB and PostgreSQL.
Experienced in building robust systems with Microservices architecture, Docker, and Redis, alongside a unique background in Unity 3D game development.
Passionate about technical problem-solving and creating high-performance full-stack applications with a focus on scalable backend architecture, AI/LLM integration, and developer experience.
Backend
Node.js, NestJS, Express, Go
Databases
MongoDB, PostgreSQL, Redis, Firebase
DevOps
Docker, AWS, CI/CD
AI/LLM
OpenAI, RAG, LLM Integration
Skills & Technologies
Technologies I work with on a daily basis to build production-ready applications.
backend
database
frontend
devops
ai
Experience
My professional journey building scalable systems.
Assistant Software Engineer
Wits Innovation Lab
- Developed and integrated the EventBooth & Campaign Tool backend, leveraging Oracle Eloqua for marketing automation and designing custom data objects to manage leads effectively.
- Engineered the Plan IT V3 project management backend using Node.js and TypeScript, implementing Scalable APIs and Aggregation Pipelines in MongoDB for efficient workflow tracking.
- Architected the backend for the CCAI chatbot utilizing Firebase for real-time interaction handling and seamless data synchronization.
- Contributed to the ONDC SRV Specifications project by designing UI components and integrating Swagger UI to ensure robust API documentation and standardization.
- Collaborated on the Blast Golf POC, a Unity 3D-based game, focusing on C# scripting and cross-functional integration within the gaming environment.
- Applied modern backend practices including Microservices architecture, Docker containerization, and Redis caching to optimize system performance and reliability.
- Implemented secure authentication flows using Google OAuth 2.0 and Microsoft SSO, ensuring enterprise-grade security across multiple internal tools.
Projects
A selection of projects that showcase my technical skills and problem-solving abilities.
Campaign Tool & Event Booth Backend
FeaturedCentralized backend system for managing diverse campaigns and real-time event booth lead capturing with marketing automation integration.
- ▸Role-based access control (RBAC) for Admins, Managers, and Organizations
- ▸Dynamic campaign dashboard with CRUD operations
- ▸Oracle Eloqua integration for marketing automation
PlanIt V3
FeaturedCollaborative project management tool supporting Kanban and Scrum methodologies for efficient workflow tracking.
- ▸Kanban and Scrum board support
- ▸Secure Google OAuth 2.0 authentication
- ▸Role-based permissions for project boards
PlanIt Super Admin Backend
FeaturedScalable multi-tenant SaaS backend using Domain-Driven Design (DDD) with real-time notifications and billing engine.
- ▸Multi-tenant SaaS architecture with Domain-Driven Design
- ▸Real-time notifications via Server-Sent Events (SSE) – 80% less polling
- ▸Dynamic billing engine with MRR/ARR reporting
CCAI Chatbot Backend
Backend architecture for a conversational AI chatbot with real-time interaction handling.
- ▸Real-time interaction handling via Firebase
- ▸Seamless data synchronization across sessions
- ▸Scalable backend architecture
Blast Golf POC
Unity 3D-based golf game proof of concept with C# scripting and cross-functional integration.
- ▸Unity 3D game environment
- ▸C# scripting for game mechanics
- ▸Cross-functional integration
ONDC SRV Specifications
UI components and API documentation for ONDC network specification standards.
- ▸UI components for specification browsing
- ▸Swagger UI integration for API documentation
- ▸Standardized API documentation
Education
My academic background and coursework.
Bachelor of Computer Applications (BCA)
Guru Nanak Dev Engineering College
2021 – 2024
Class 12th – Non-Medical (86%)
P.A.U. Govt. Sen. Sec. School
2020 – 2022
Get In Touch
Have a project in mind or just want to say hi? Let's connect.
I'm always open to discussing new projects, creative ideas, or opportunities to be part of your vision. Feel free to reach out!