Sijo Saji
Engineering @ MongoDB
- Role
- Application Engineer at MongoDB
- Location
- Ghaziabad, UP, IN
- LinkedIn followers
- 500 followers
About Sijo Saji
Software Developer passionate about building scalable, high-performance applications using Java, Spring Boot, SQL, MongoDB, Couchbase, Elasticsearch, Redis, React, and TypeScript.I enjoy solving complex problems—whether it’s migrating legacy systems, boosting system performance, or creating AI-powered tools that speed up development and enable smarter applications.For me, software engineering is about more than just code; it’s about collaboration, continuous learning, and delivering real-world impact.
Experience
Application Engineer
Nov 2024 — Present · Gurugram, IN
Migrated legacy Oracle-based services to Spring Boot RESTful APIs with MongoDB, enhancing scalability and maintainability- Optimized month-end batch jobs, achieving a 10x performance boost using bulk DB operations, aggregation pipeline rewrites, Redis caching, and event-driven architecture- Built AI-powered tools leveraging agentic workflows to automate SQL procedure to Spring Boot API conversion, reducing development time by 5x- Developed custom AI-based MCP tools integrating RAG, enabling LLMs to deliver context-aware, domain-specific insights.
Education
Mar Athanasius College of Engineerng (MACE)
Bachelor of Technology - BTech, Computer Science
2015 — 2019
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