open to Backend and Applied AI Engineer roles · Bengaluru
Subham Bikash Behera
I turn LLMs into reliable backend systems.
Backend Engineer, Applied AI/Python · Kotlin · Rust · Java · Spring Boot
Domains
FinTechE-commerceTradingHealthcareCrypto & Blockchain
AI
RAGMulti-agent systemsLLM applicationsVector search
Platform
MLOpsModel servingScalable systemsSecurity
Engineer with 4+ years of production experience building secure, real-time systems at scale. Strong in scalable API design, security and performance optimization, from mobile clients to Spring Boot services, and focused on building RAG, multi-agent and LLM applications with the MLOps to run them in production.
4+
YEARS EXPERIENCE
100K+
PI42 APP DOWNLOADS
$6B+
PI42 PLATFORM VOLUME
$24K
ANNUAL COST SAVED
Where I've worked
● active
Senior Software Engineer II — Zemoso Technologies
06/2026 — Present
Client: eBay Inc. · Bengaluru, Hybrid- Leading the migration of legacy Java/XML view-based screens to Jetpack Compose, improving code maintainability and reducing UI boilerplate.
- Fixed critical production bugs across legacy and Compose-migrated modules, improving overall app stability.
- Collaborated with cross-functional teams to ensure a zero-regression rollout of new Compose screens while maintaining feature parity with legacy XML views.
Senior Android Developer — Techolution Pvt. Ltd.
Hyderabad
09/2023 — 12/2025
Client: Mauritius Commercial Bank · Mauritius, Onsite- Developed and optimized high-scale fintech payment modules serving millions of active users with secure, reliable transaction processing.
- Built core banking features: QR-based Scan to Pay, bill payments, prepaid card systems, scheduled payments, and PayPal international integration.
- Implemented SSL certificate pinning and secure API communication to harden mobile transaction security.
- Collaborated with cross-functional onsite teams in agile sprints to ship stable, production-ready banking features.
Client: Globus Medical · USA, Remote- Built enterprise-grade warehouse mobility solutions for Zebra handheld devices with barcode-driven, real-time scanning workflows.
- Engineered a scalable multi-modular Android system with reusable BLE and Wi-Fi integration layers for IoT extensibility.
- Replaced costly third-party enterprise plugins with in-house solutions, cutting annual operational costs by ~$24,000.
- Published reusable modular Android libraries on JitPack following Clean Architecture and versioning best practices.
Software Development Engineer – 1
DigiBoxx India Pvt. Ltd. · Kolkata01/2023 — 09/2023
- Built a high-performance Auto-Sync engine handling 20,000+ media files with near real-time, background synchronization.
- Designed a scalable upload architecture using WorkManager for reliable transfers, retries, and network failure handling.
- Mentored and coordinated a team of 3 Android engineers across feature delivery cycles.
Software Development Engineer – 1
iSiServeU Pvt Ltd. · Bhubaneswar
07/2022 — 01/2023
- Migrated Morphone, D180, and Wiseasy P3 codebases to Kotlin with MVVM Clean Architecture.
- Developed an IRIS Scanner app for biometric fintech transactions with the Wiseasy China team.
- Implemented JWT-based encryption for secure financial transaction processing across POS devices.
What I build with
One request, top to bottom: from a phone through the API, data and AI layers to how it ships. Tap a tool to see where I've used it.
used in productionbuilding now
What I've built
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What colleagues say
I had the opportunity to work with Subham at MCB Group and was impressed by his expertise in Android and Spring Boot development and AI integration. He has a strong understanding of scalable application architecture, clean code principles, and modern development practices.
…found him to be a highly skilled engineer with expertise in both Android and backend development. He has strong knowledge of Kotlin, Jetpack Compose, Spring Boot, and scalable system design. Subham consistently demonstrates ownership, problem-solving ability, and a commitment to delivering high-quality solutions.
Subham is an extremely dedicated and skilled professional. As an Intern, he is doing tremendous work and has exceeded our expectation. … He not just easily comprehends the requirement but also suggests enhancements.
…impressed by his technical expertise and dedication. He has a solid understanding of Android, Spring Boot, and modern software architecture principles. Subham approaches challenges with a solution-oriented mindset and consistently delivers quality results.
Where I studied
Bachelor of Engineering — Information Technology
GIET University, Gunupur, India
CGPA 8.9 / 10