Avik Sinha | Software Developer
PROFESSIONAL SUMMARY
Full-stack developer with 1 year of hands-on production experience across React.js, AWS, and agentic AI systems. Currently a
Software Developer Intern at GOBDU (QuickApplyLoan.ai), where I own end-to-end delivery of an AI-powered customer assistant
— designing the agentic workflow, integrating LLM APIs, and deploying it live to real users. Comfortable moving across the stack:
from responsive frontends in React and Flutter to backend infra on AWS (Lambda, ECS, DynamoDB, Cognito, S3). Also build
personal projects using Flutter and FastAPI to explore mobile and backend architectures outside of work. Proactively identified
and fixed a live security vulnerability outside of assigned scope. Final-year CS student seeking a remote role in AI engineering or
backend development.
TECHNICAL SKILLS
● Programming Languages:, JavaScript, Python, C, Java, Dart.
● Mobile Development & Web development : Flutter (Android & Web), React.js.
● Frameworks & Libraries: Flutter, React.js, Material 3, NextJs.
● AI & Automation: OpenAI GPT, LangChain, LangGraph, Agentic AI Workflows
● Backend Development: Node.js, Express.js, REST APIs, MongoDB, FastAPI
● Cloud & DevOps: AWS (DynamoDB, S3, Lambda, SQS, ECR, ECS, EC2, CloudFront, Cognito, Amplify), Docker
● Tools & IDEs: Android Studio, Visual Studio Code, Git & GitHub.
EXPERIENCE
Software Developer Intern
QuickApplyLoan US-Based Startup (GOBDU CORP) Remote
July 2025 – Present
● Leading Full-stack development developement for QuickApply Loan's website using React.js and AWS.
● Fully designed and implemented the responsive, production-grade website from scratch, optimizing both UI/UX
and performance. Implemented OpenAI’s GPT model to function as contextual chat-bot.
● Integrated React frontend with REST APIs and AWS services, enabling seamless customer onboarding and loan application
workflows. Built Agentic AI solutions with LangChain and LangGraph to streamline loan application workflows.
● Worked closely with a cross-functional remote team in a fast-paced startup environment.
● Contributed to cloud deployment and configuration using AWS services like Amplify and Lambda, DynamoDB.
PROJECTS
Voca Voice Assistant - JULY 2025
Developed a voice-powered AI assistant app that interacts using speech-to-text and text-to-speech, powered by
Google’s Gemini 2.0 Flash and Imagen image generation models. Designed to support multilingual input and generate
contextual responses and images based on user voice commands.
● Integrated dark/light theme toggle.
● Applied Material 3 UI components for consistent design.
● Demonstrated advanced Flutter skills and clean architectural practices
STREAMY TUBE (Video streaming platform) - NOV 2025
Built a backend-focused video streaming platform to learn cloud architecture, containerization, and asynchronous
processing.
● Used AWS Cognito, S3, SQS, ECR, ECS, and CloudFront to implement secure authentication, scalable storage,
asynchronous video processing using FASTAPI , containerized transcoding, and global content delivery
● Created a Flutter frontend with BLoC state management for authentication, uploads, and video playback, focusing on
system integration over UI polish.
● Focused on performance optimization and scalable architecture.
EDUCATION
B.Tech- CSE (8.0 CGPA )
Calcutta Institute of Engineering and Management, Kolkata (2022-2026)
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