Sumit Mitra

Senior Software Engineer

Bengaluru, Karnataka, India4 yrs 11 mos experience

Highly StableAI Enabled

Key Highlights

Expert in building cloud-native applications and microservices.
Proven track record in integrating AI for enhanced automation.
Strong leadership in mentoring junior developers and driving team success.

Stackforce AI infers this person is a SaaS and Fintech expert with a strong focus on cloud-native and microservices architecture.

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Skills

Core Skills

Cloud-native DevelopmentMicroservices ArchitectureGenerative AiFull-stack DevelopmentArtificial IntelligenceBackend DevelopmentData EngineeringReal-time Data Processing

Other Skills

AWSKafkaRabbitMQNode.jsPHPPythonGoReact.jsNext.jsLaravelHugging FaceGenAIPrompt EngineeringRTMPVideo Streaming

About

💡 “Success is the result of preparation, hard work, and learning from failure.” - engineering scalable, intelligent systems that drive real-world impact. 👨‍💻 Senior Software Engineer | Full-Stack Architect | Generative AI Enthusiast With over a decade of experience across startups and enterprise-grade platforms, I specialize in building cloud-native applications, architecting microservices, and integrating AI into production systems. 🔧 Technical Fluency - Frontend & Backend: React.js, Next.js, Node.js, PHP, Java, Golang, Rust - Cloud & DevOps: AWS (Lambda, ECS, RDS, CloudFormation, IAM), Elastic Beanstalk, CLI - AI & ML: Hugging Face Transformers, NumPy, Pandas, SciPy, Matplotlib - Architecture: Event-driven systems (Kafka, RabbitMQ), API Gateways, CDN, Microservices - CMS & eCommerce: WordPress, custom plugins, headless CMS integrations 🧠 What I Bring - Hands-on problem solving with a visual-first approach - Scalable architecture design for high-performance systems - Passion for generative AI, automation, and emerging tech stacks - Collaborative mindset with a focus on clean documentation and professional presentation Whether I’m refining architecture diagrams, deploying AI models, or optimizing cloud infrastructure, I thrive on turning complex challenges into elegant, high-impact solutions. Let’s connect if you're building something bold—I love collaborating on ideas that push boundaries.

Experience

4 yrs 11 mos

Total Experience

3 yrs 7 mos

Average Tenure

2 yrs 2 mos

Current Experience

Angel one

Backend Lead

Mar 2024 – Present · 2 yrs 2 mos · Remote

Led backend architecture and delivery across angelone.in, balancing speed, scalability, and clean design
Built and deployed Python pipelines for ingesting fintech data into AWS RDS—ensuring accuracy, security, and performance at scale
Developed a Fastify.js backend optimized for speed and modularity, powering real-time APIs and microservices
Integrated a custom CMS with a headless frontend built in Next.js—bridging editorial flexibility with modern UX
Engineered a Kafka-based pipeline in Go to stream live stock market data with low latency and high reliability
Managed containerized deployments using AWS ECS, streamlining CI/CD and infrastructure-as-code workflows
Worked on WordPress CMS customization and optimization for content-heavy applications
Collaborated with frontend, DevOps, and product teams to align backend systems with business goals and user needs
Mentored junior developers, guiding them through backend best practices, code reviews, and architectural decisions

PythonFastify.jsKafkaNext.jsAWS RDSBackend Development+1

Saranyu technologies

2 roles

Senior Software Engineer

Promoted

Oct 2022 – Present · 3 yrs 7 mos · Hybrid

I have lead the design and development of cloud-native platforms that power real-time, scalable experiences—built on AWS, Kafka, and RabbitMQ
I architectected and built full-stack solutions using Node.js, PHP, Python, Go, React.js, Next.js, and Laravel—balancing performance with clean, maintainable code
I’ve integrated GenAI into our workflows using Hugging Face and custom LLM pipelines, unlocking smarter automation and better user experiences
I break down complex systems into modular, event-driven microservices that are easy to scale and evolve
I focus on reliability and security, optimizing APIs, serverless functions, and CI/CD pipelines to keep everything fast and safe
I collaborate closely with cross-functional teams—engineering, product, and design—to turn ideas into intuitive, high-impact features
I mentor junior developers, guiding them through architectural decisions, code reviews, and career growth
I foster a culture of shared ownership and continuous learning, encouraging open dialogue and team-driven problem solving
I help shape our technical roadmap—bringing clarity to architectural decisions and aligning engineering with business goals
I experiment with GenAI and prompt engineering to accelerate internal tooling and prototype new customer-facing features
I contributed to our engineering culture through documentation, knowledge sharing, and a commitment to building together

AWSKafkaRabbitMQNode.jsPHPPython+6

Software Engineer

Jun 2021 – Present · 4 yrs 11 mos · Hybrid

Developed a PHP-based AI solution to extract and enrich video metadata for smarter content indexing and discovery
Engineered a custom Reactjs Nodejs based RTMP-based(used open source pakage) live video tool that enables simultaneous streaming across multiple social media platforms (e.g., YouTube, Facebook, LinkedIn)
Integrated real-time encoding, adaptive bitrate handling, and multi-platform authentication to ensure seamless broadcast performance
Delivered scalable backend logic to manage stream sessions, metadata tagging, and platform-specific configurations

PHPReact.jsNode.jsRTMPVideo StreamingFull-Stack Development