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Hello, I'm
Saikumar
Backend Developer in Training
Hello, I'm
Backend Developer in Training
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Practicing DSA in C++(LeetCode&GFG)
Backend Development
B.E. Bachelors Degree
Learning Backend Developer | AI Researcher | DSA in C++ | CSE @ Sir MVIT
Backend-focused Computer Science student (4th sem) at Sir M Visvesvaraya Institute of Technology. Passionate about building robust web systems using Django, Flask, and PostgreSQL. I love writing clean APIs, optimizing performance, and solving real-world problems with code. Currently sharpening my DSA skills in C++, and exploring system design concepts. Always learning, always building — one logical layer at a time.
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Still Learning and exploring
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Ongoing Project
May 2025 - Present
Full-stack SaaS platform built with Django and React.js to simplify invoicing for freelancers. Developed
secure REST APIs with JWT auth and role-based access. Integrated asynchronous tasks using Celery + Redis for
PDF generation and email alerts.
Implemented dynamic invoice and client management, search filters, and CRUD operations with smooth UX.
Included mock payment flows (Stripe & PayPal), deployed via Docker and CI/CD on Render.
Focused on modular code, unit testing, and robust backend performance, ensuring scalability and
maintainability for real-world SaaS usage.
Ongoing Project
May 2025 - Present
Built an advanced SQL-based data warehouse simulating a retail e-commerce platform. Designed normalized and
denormalized schemas, developed views, CTEs, window functions, and materialized views for performance.
Delivered business intelligence insights like CLV, RFM analysis, and sales forecasting using pure SQL.
Optimized complex queries with indexing, partitions, and EXPLAIN plans — powering analytical dashboards with
no-code pipelines.
Developed multi-layered SQL pipelines with raw-to-staging-to-core transformations using CTEs, temp tables,
and window functions. Queries powered metrics such as Avg Order Value, Top Customers, Repeat Purchase Rate,
and CLV segmentation.
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