Subham Panja

Software Engineer

Kolkata, West Bengal, India3 yrs 7 mos experience

Most Likely To Switch

Key Highlights

Improved application speed by 50% via Next.js migration.
Developed revenue-generating paywall systems.
Experienced in mentoring teams and leading Agile squads.

Stackforce AI infers this person is a FinTech and HealthTech expert with strong full-stack development capabilities.

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Skills

Core Skills

AwsSoftware DesignNext.jsFrontend DevelopmentPhpLaravelReact.jsNode.jsMongodbExpress.jsRedux.js

Other Skills

AWS LambdaAmazon EC2Amazon Web Services (AWS)AngularJSAppsFlyerAutomated Software TestingCascading Style Sheets (CSS)Cloud FirestoreContinuous Integration and Continuous Delivery (CI/CD)DartDesign PatternsDockerFirebaseFlaskFlutter

About

Senior Software Engineer with over 5 years of experience architecting large-scale applications in FinTech, PropTech, and HealthTech. I specialize in building high-performance distributed systems and migrating legacy architectures to modern stacks. Key Highlights: Measurable Impact: Improved application speed by 50% via Next.js migration and built revenue-generating paywall systems. Engineering Leadership: Experienced in mentoring teams, leading Agile squads, and automating manual workflows to save developer time. Tech Stack: Expert in Node.js, Python, Laravel, and React/Next.js ecosystems, with deep experience in AWS and SQL/NoSQL databases. I am passionate about writing clean, maintainable code and building products that drive real business value.

Experience

Spring financial

Senior Software Engineer

Sep 2024 – Present · 1 yr 6 mos · Gurugram, Haryana, India · On-site

Revenue Generation (Bloom Team): Developed the "Bloom" product paywall system, successfully monetising the user base and creating a direct revenue stream for the company.
Process Automation (CRM Team): Engineered a fully automated payment application flow, replacing a manual legacy process. This removed critical bottlenecks and significantly reduced developer operational time.
Technical Leadership (CRM Team): Leading a squad of engineers in the CRM division; responsible for enforcing Agile methodologies, code reviews, and mentoring junior developers to ensure high-quality deliverables.
System Stability: Managing internal distributed systems to ensure high availability and data consistency across the platform.

FlutterDartPython (Programming Language)FlaskFirebasefacebook sdk+12

Atlasx

Software Engineer

May 2023 – Mar 2024 · 10 mos · New York, United States · Remote

Performance Optimization (50% Speed Boost): Worked on a critical frontend migration from AngularJS to Next.js. This resulted in a 50% increase in application speed and significantly modernised the User Experience (UX).
Complex Feature Engineering: Designed and implemented a "History Tracking System" for custom field values. This allowed clients to audit specific updates (who/when) and included a "Revert" capability, greatly increasing data visibility and trust.

react jsAngularJSNext.jsPHPLaravelSingle Page Applications+1

Pixel mind it solutions

Full-stack Developer

Feb 2022 – Apr 2023 · 1 yr 2 mos · Bengaluru, Karnataka, India · Remote

Scalable Architecture: Implemented a Multi-tenant backend architecture to support diverse enterprise solutions (Gym & Queue Management).
Modernisation: Introduced Feature Flags to streamline deployment cycles and built scalable frontend architectures for long-term maintainability.

Front-End DevelopmentMongoDBRedux.jsJavaScriptReact.jsSingle Page Applications+3

Birdie

Full Stack Developer (Contractual)

Jan 2022 – May 2022 · 4 mos · Greater London, England, United Kingdom · Remote

Global Scalability: Engineered the Internationalisation (i18n) infrastructure, enabling the platform to scale into new global markets by abstracting core logic from locale-specific content.
High-Quality Standards: Collaborated within a specialised squad to implement TDD (Test Driven Development) and strict code reviews, ensuring zero-downtime deployments for critical healthcare services.

Front-End DevelopmentRedux.jsPostgreSQLReact.jsSingle Page Applicationsnxjs+3

Workstreet

Back End Developer (Contractual)

Dec 2021 – Jan 2022 · 1 mo · Remote

API Architecture: Designed and deployed robust RESTful APIs serving as the backbone for multiple web and mobile client applications.
Cross-Platform Integration: Ensured seamless data synchronisation between the backend and diverse frontend consumers (iOS, Android, Web), optimising payload sizes for faster mobile performance.
Rapid Delivery: Delivered critical backend modules within a tight contract timeline, enabling the client to meet their product launch roadmap.

Front-End DevelopmentMongoDBRedux.jsExpress.jsJSON Web Token (JWT)fcm token+2

Webarion technologies

React JS developer

Oct 2020 – Dec 2020 · 2 mos · Kolkata, West Bengal, India

Real-Time Engagement: Developed interactive frontend features for a social media platform using React.js and Redux, resulting in a smooth, lag-free user experience.
State Management: Architected complex state management logic with Redux to handle dynamic user feeds, notifications, and real-time content updates efficiently.
Performance: Optimised React component rendering cycles to reduce load times, ensuring high performance even with content-heavy social feeds.

Front-End DevelopmentRedux.jsPython (Programming Language)React.jsReact NativeAmazon Web Services (AWS)+1