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I’m Sreeja Sangras, a results-driven Software Engineer with 4 years of experience designing and developing scalable microservices using Python (FastAPI, Django) and delivering robust backend solutions for complex business applications. I also design responsive front-end interfaces with React.js and Redux, enabling real-time data synchronization and efficient state management. I’m proficient in optimizing relational and NoSQL databases, implementing secure authentication (OAuth 2.0, JWT), and developing automated testing and CI/CD pipelines in cloud-native environments. Currently at Capital One, I work on AI-powered banking assistant features and secure chatbot integrations, while previously at Zensar Technology where I led CRM module microservices and performance improvements. I enjoy collaborating with product managers and NLP scientists, building resilient architectures on AWS and Kubernetes, and continuously learning new technologies to solve real-world problems.…I’m Sreeja Sangras, a results-driven Software Engineer with 4 years of experience designing and developing scalable microservices using Python (FastAPI, Django) and delivering robust backend solutions for complex business applications. I also design responsive front-end interfaces with React.js and Redux, enabling real-time data synchronization and efficient state management. I’m proficient in optimizing relational and NoSQL databases, implementing secure authentication (OAuth 2.0, JWT), and developing automated testing and CI/CD pipelines in cloud-native environments. Currently at Capital One, I work on AI-powered banking assistant features and secure chatbot integrations, while previously at Zensar Technology where I led CRM module microservices and performance improvements. I enjoy collaborating with product managers and NLP scientists, building resilient architectures on AWS and Kubernetes, and continuously learning new technologies to solve real-world problems.

SREEJA SANGRAS

Developer, Full Stack Developer, AI Engineer, +5

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I’m Sreeja Sangras, a results-driven Software Engineer with 4 years of experience designing and developing scalable microservices using Python (FastAPI, Django) and delivering robust backend solutions for complex business applications. I also design responsive front-end interfaces with React.js and Redux, enabling real-time data synchronization and efficient state management. I’m proficient in optimizing relational and NoSQL databases, implementing secure authentication (OAuth 2.0, JWT), and developing automated testing and CI/CD pipelines in cloud-native environments. Currently at Capital One, I work on AI-powered banking assistant features and secure chatbot integrations, while previously at Zensar Technology where I led CRM module microservices and performance improvements. I enjoy collaborating with product managers and NLP scientists, building resilient architectures on AWS and Kubernetes, and continuously learning new technologies to solve real-world problems.…I’m Sreeja Sangras, a results-driven Software Engineer with 4 years of experience designing and developing scalable microservices using Python (FastAPI, Django) and delivering robust backend solutions for complex business applications. I also design responsive front-end interfaces with React.js and Redux, enabling real-time data synchronization and efficient state management. I’m proficient in optimizing relational and NoSQL databases, implementing secure authentication (OAuth 2.0, JWT), and developing automated testing and CI/CD pipelines in cloud-native environments. Currently at Capital One, I work on AI-powered banking assistant features and secure chatbot integrations, while previously at Zensar Technology where I led CRM module microservices and performance improvements. I enjoy collaborating with product managers and NLP scientists, building resilient architectures on AWS and Kubernetes, and continuously learning new technologies to solve real-world problems.

Available to hire

I’m Sreeja Sangras, a results-driven Software Engineer with 4 years of experience designing and developing scalable microservices using Python (FastAPI, Django) and delivering robust backend solutions for complex business applications. I also design responsive front-end interfaces with React.js and Redux, enabling real-time data synchronization and efficient state management. I’m proficient in optimizing relational and NoSQL databases, implementing secure authentication (OAuth 2.0, JWT), and developing automated testing and CI/CD pipelines in cloud-native environments.

Currently at Capital One, I work on AI-powered banking assistant features and secure chatbot integrations, while previously at Zensar Technology where I led CRM module microservices and performance improvements. I enjoy collaborating with product managers and NLP scientists, building resilient architectures on AWS and Kubernetes, and continuously learning new technologies to solve real-world problems.

Skills

Experience Level

Expert

Expert

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Expert

Expert

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Expert

Expert

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Expert

Expert

Expert

Expert

Expert

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Intermediate

Intermediate

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Intermediate

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Beginner

Language

Javanese

Beginner

English

Fluent

Work Experience

Software Engineering Fellow at Headstrater

July 1, 2025 - Present

Built and deployed 3 full-stack AI projects using TypeScript, React, and Next.js on Vercel. Integrated OpenAI APIs and LangChain to power LLM-driven functionality across apps. Developed retrieval-augmented generation (RAG) solutions, optimizing data retrieval and transformation using Python scripts and cloud-based APIs.

Software Developer Intern | Open-Source at Reality AI

March 1, 2025 - Present

Built AI-powered features using React.js, Node.js, and Python for educational and productivity tools. Shipped Flashcard Generator and Slides Generator to help learners study and present effectively using LLMs. Deployed scalable backends on Google Cloud Run with Firestore and Redis. Building Sports Scribe, an AI tool that generates sports articles using OpenAI Agent SDK and live data APIs.

IT/IS Support & ATC Workshop Lead at Saint Louis University

December 31, 2025 - July 30, 2025

Resolved 1000+ support tickets across Mac, Windows, and Linux systems; automated workflows to reduce resolution time by 15%. Delivered 15+ technical workshops on 3D printing, laser cutting, VR, and AI tools, reaching 100+ students and staff. Maintained IT asset inventory and resolved hardware/software issues for loaner devices, printers, and campus systems.

Technical Trainer at Talentio

August 31, 2023 - July 30, 2025

Trained 500+ undergraduates across India in core CS subjects and coding fundamentals, covering OS, DBMS, CN, DSA, and programming tailored for interviews and tech assessments. Achieved 60%+ placement rate, with students landing roles in top tech companies.

Software Engineering Fellow at Headstrater

July 1, 2025 - Present

Built and deployed three full-stack AI projects using TypeScript, React, and Next.js on Vercel. Integrated OpenAI APIs and Langchain to power LLM-driven functionalities across applications. Developed retrieval-augmented generation solutions optimized with Python scripts and cloud-based APIs to enhance data retrieval and transformation processes.

Software Developer Intern at Reality AI

March 1, 2025 - Present

Developed AI-powered features using React.js, Node.js, and Python for educational and productivity applications. Released Flashcard and Slides Generators to aid learning and presentations via LLMs. Deployed scalable backends on Google Cloud Run with Firestore and Redis. Currently building Sports Scribe, an AI tool producing sports articles using OpenAI Agent SDK and live data APIs.

IT/IS Support & ATC Workshop Lead at Saint Louis University

December 31, 2025 - August 4, 2025

Resolved over 1000 support tickets across Mac, Windows, and Linux systems, automating workflows to reduce resolution time by 15%. Delivered more than 15 technical workshops on 3D printing, laser cutting, VR, and AI tools reaching over 100 students and staff. Maintained IT asset inventory and managed hardware/software issues for loaner devices, printers, and campus systems.

Technical Trainer at Talentio

August 31, 2023 - August 4, 2025

Trained over 500 undergraduates across India in core computer science subjects and coding fundamentals tailored for technical assessments and interviews. Covered topics including OS, DBMS, CN, DSA, and programming languages. Achieved a placement rate exceeding 60% with students securing roles in top technology firms.

Software Engineer at Capital One

January 1, 2024 - Present

Led development of Eno, Capital One’s AI-powered banking assistant used by 3M+ customers daily. Architected modular Python microservices with FastAPI for scalable banking features, integrated NLP pipelines with domain-specific training data, and connected securely to core banking systems via REST APIs using OAuth 2.0. Implemented multi-turn conversation workflows with AWS Step Functions and DynamoDB, enabling more reliable and engaging user interactions. Built ultra-low-latency fraud detection triggers with AWS Kinesis and Kafka, automated NLP model retraining pipelines with Pandas/NumPy, and established observability with CloudWatch, ELK Stack, and Prometheus. Optimized AWS Lambda cold-start performance and delivered zero-downtime releases with Jenkins, CodePipeline, and Docker.

Software Developer at Zensar Technology India

December 1, 2022 - September 9, 2025

Architected a Python (FastAPI) microservices framework for core CRM modules; improved release cycle by 40%. Optimized SQLAlchemy models and PostgreSQL indexes, delivering up to 65% faster queries on large datasets. Built React.js front-end with Redux for real-time collaboration and added Redis caching to reduce API latency below 200 ms for 50,000+ daily users. Enforced OAuth 2.0/JWT-based authentication with RBAC and introduced server-side pagination and automated testing in Jenkins CI/CD. Containerized with Docker and deployed to AWS EKS with auto-scaling.

Software Engineer at Capital One

January 1, 2024 - Present

Spearheaded the development of Eno, Capital One’s AI-powered banking assistant used by 3M+ customers daily. Architected modular Python microservices with FastAPI for secure, scalable banking services in a cloud-native AWS environment. Implemented NLP pipelines with spaCy and scikit-learn to improve intent classification and entity extraction. Integrated chatbot with core banking systems via secure REST APIs using OAuth 2.0 and AWS Secrets Manager, maintaining PCI DSS compliance. Designed multi-turn conversation workflows with AWS Step Functions and DynamoDB, boosting complex transaction completion and engagement. Built low-latency real-time fraud detection using AWS Kinesis and Kafka, reducing detection time and preventing fraud losses. Automated NLP model retraining pipelines and established observability (CloudWatch, ELK, Prometheus) to cut incident resolution time; optimized Lambda cold-starts with provisioned concurrency. Led CI/CD pipelines with Jenkins, CodePipeline, and Docker

Software Developer at Zensar Technology India

December 31, 2022 - September 9, 2025

Architected and implemented a Python (FastAPI) microservices framework for core CRM modules (onboarding, lead management, contract tracking), enabling modular deployments and reducing release cycles by 40%. Optimized backend with SQLAlchemy ORM and PostgreSQL indexing, delivering up to 65% faster queries on multi-million-row datasets. Built React.js and Redux front-end with real-time synchronization; implemented Redis caching for high-frequency queries, reducing API latency to under 200 ms. Strengthened security with OAuth 2.0 and JWT-based authentication and introduced granular RBAC. Implemented server-side pagination + filtering for large datasets (10M+ rows) with sub-second response times. Automated tests with PyTest in a Jenkins CI/CD pipeline and deployed services to AWS EKS with auto-scaling, achieving 99.9% uptime.

Software Engineer at Capital One

January 1, 2024 - Present

Architected modular Python microservices with FastAPI in a cloud-native AWS environment to support AI-powered banking features and secure REST APIs for core banking services. Developed NLP pipelines using spaCy and scikit-learn, integrated chatbot functionality with core systems via OAuth 2.0 and AWS Secrets Manager for PCI DSS compliance, designed multi-turn conversation workflows with AWS Step Functions and DynamoDB, and implemented real-time fraud detection using AWS Kinesis and Kafka. Automated NLP model retraining with Pandas/NumPy, established observability with CloudWatch, ELK Stack, and Prometheus, and optimized Lambda performance with provisioned concurrency for reliable peak-time responses. Built CI/CD pipelines with Jenkins, CodePipeline, and Docker for automated testing and zero-downtime releases.

Software Developer at Zensar Technology India

December 1, 2022 - September 9, 2025

Architected a Python (FastAPI) microservices framework for onboarding, lead management, and contract tracking, enabling modular deployments and faster releases. Optimized SQLAlchemy ORM models and PostgreSQL indexing, delivering up to 65% query speed improvements. Built React.js/Redux front-end modules with real-time synchronization for sales pipelines, implemented Redis caching to reduce API latency to sub-200 ms under peak load, and enforced OAuth 2.0/JWT-based RBAC with OWASP security practices. Introduced server-side pagination and client-side validation (Formik/Yup), added PyTest-based automated tests in a Jenkins CI/CD workflow, and containerized services with Docker deployed on AWS EKS with auto-scaling.