Engineering
scalable systems.
I am Swayanshu Sarthak Sadangi — building fluid mobile experiences and robust backend architectures with a relentless focus on performance and minimal design.
01 // About Me
Driven by logic. Designed for scale.
Hi 👋 I'm Swayanshu Sarthak Sadangi, a Computer Science undergraduate and Mobile & Backend Engineer with a strong passion for building scalable, high-performance software that delivers meaningful user experiences. My expertise lies in developing cross-platform applications using Flutter and designing robust backend systems with Spring Boot, RESTful APIs, PostgreSQL, and modern cloud technologies.
I enjoy transforming ideas into production-ready products by focusing on clean architecture, maintainable code, performance optimization, and intuitive user interfaces. Whether it's architecting backend services, integrating third-party APIs, managing databases, or crafting responsive mobile applications, I strive to build solutions that are reliable, scalable, and easy to maintain.
Core Principles
- Clean ArchitectureWriting scalable, testable, and maintainable code.
- Performance FirstOptimizing cross-platform apps for fluid user experiences.
- Distributed SystemsBuilding resilient microservices and high-throughput APIs.
02 // Expertise
Tech Stack
& Tooling
Right tools for the job — built for performance and scale.
Languages
Frameworks & Core
Databases & Cloud
DevOps & Tooling
03 // Experience Timeline
Professional Journey
Open Source Contributor
Contributing to enterprise-level open source projects using Java, Spring Boot, and Flutter while resolving issues, implementing features, and collaborating with maintainers.
Tech Lead
Leading technical initiatives, mentoring members, and contributing to the growth of the college coding community.
Technical Member
Organizing technical events and hackathons while ensuring smooth execution and increased participant engagement.
04 // Portfolio
Production Applications & Deployed Backend Systems
Applications & Products
Mobile, Cross-Platform & Web User Experiences
Backend & Infrastructure
Deployed REST APIs, High-Throughput Services & Microservices
9.11
Academic CGPA
Top 10
HackNITR 7.0
4+
Live Apps
05 // Achievements & Honors
Hackathons, Open Source Excellence, Academic Honors & Technical Certifications
HackNITR 7.0 Top 10 National Finalist
NIT Rourkela & Devfolio
Selected among the Top 10 Finalists out of 3,000+ national participants at HackNITR 7.0. Architected GeoQuest, a real-time location-based treasure hunt platform featuring geospatial analytics, anti-cheat validation, and live multiplayer WebSocket sync.
GirlScript Summer of Code 2026 — Rank #1
GirlScript Foundation
Ranked #1 at IGIT Sarang and achieved a peak Global Rank of #517 among 42,433 participants in GSSoC 2026. Earned 3,205+ contribution points, unlocked 11 badges, and submitted production-grade pull requests for Java, Spring Boot, and Flutter projects.
Academic Merit — 9.11 CGPA
IGIT Sarang (B.Tech Computer Science)
Maintained an outstanding 9.11 cumulative grade point average (CGPA) in Computer Science & Engineering, demonstrating mastery in Data Structures, Database Systems, Computer Networks, and System Design.
Coding Club Tech Lead (CodeX)
Coding Club, IGIT Sarang
Appointed Tech Lead for CodeX, directing college-wide technical workshops, competitive programming contests, and mentoring 200+ junior developers in Flutter mobile engineering and Spring Boot backend architecture.
Java & Cloud Backend Developer Certification
NativeSoftTech & Industry Training
Verified certification in Java Enterprise Edition, Object-Oriented System Architecture, PostgreSQL relational database tuning, and Spring Boot REST microservice design.