Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic
Shashank Chavan

Shashank Chavan

Pune

Summary

Full-stack developer with over 10 years of experience in building scalable and high-performance enterprise applications. Proficient in front-end technologies (React.js, Angular, Next.js) and back-end frameworks (Node.js, Spring Boot, Microservices). Fine-tuned domain-specific LLMs such as BERT and GPT using Hugging Face libraries for specialized AI/ML applications.

Overview

11
11
years of professional experience
1
1
Certification

Work History

Tech Lead

Hansen Technologies
02.2020 - Current
  • Engaged with stakeholders to gather and analyze requirements, ensuring alignment with business goals, and utilizing tools like JIRA and Confluence for seamless collaboration
  • Performed domain-specific fine-tuning of large language models (LLMs), including BERT and GPT, leveraging Hugging Face Transformers for customized AI/ML solutions
  • Provided comprehensive solutions for Hansen CPQ and Order Management by conducting detailed requirement analyses and leveraging technologies like Node.js, Angular, Core Java, and AWS Lambda
  • Created Low-Level Designs (LLDs) and high-level architecture documents using Lucidchart, Visio, Draw IO
  • Developed and implemented scalable solutions using ReactJS, NextsJs, TypeScript, and Kafka, ensuring high performance and reliability
  • Lead a team of developers, providing technical guidance in areas like Docker-, Kubernetes, and Helm, while fostering a culture of code quality and innovation
  • Conducted code reviews and ensured adherence to SOLID principles, TDD, and best practices using tools like SonarQube and Git
  • Spearheaded AI-driven offer-selling initiatives, integrating Gen AI techniques with AWS Bedrock and SageMaker for intelligent recommendations
  • Managed project timelines, ensuring timely delivery of software solutions while using Jenkins for CI/CD pipelines
  • Continuously evaluated and integrated new technologies, such as serverless frameworks, to enhance product performance and scalability

Module Lead

Persistent Systems
Pune
08.2018 - 02.2020
  • Company Overview: Pune
  • Collaborated with stakeholders during the requirement gathering phase and contributed to the architecture design phase, ensuring scalability and alignment with project objectives
  • Migrated an existing desktop application to the web using Angular, focusing on responsive design and user-friendly interfaces
  • Implemented state management efficiently using NgRx, optimizing performance and simplifying data flow throughout the application
  • Developed and executed unit test cases using Mocha and integrated Chai for assertions, achieving 90%+ code coverage and ensuring robust application functionality
  • Pune

Software Developer

Sigma Oss Systems Pvt LTD
Pune
09.2014 - 07.2018
  • Company Overview: Pune
  • Initialized the project environment from scratch, setting up development tools, build pipelines, and frameworks using Node.js, Express.js, and Docker to ensure a seamless development process
  • Designed and implemented a 'Generic Back-End Framework' to expose four essential APIs (GET, PUT, POST, DELETE) using Node.js, TypeScript, and MongoDB, enabling streamlined data operations across services
  • Developed a 'Generic Back-End Framework' tailored for customer portfolio management, leveraging Node JS, Express JS, and Redis for scalable and reusable components for data handling
  • Created a generic, responsive UI with Angular, HTML5, CSS3, and Bootstrap to seamlessly integrate the CPQ product with the Magento eCommerce system-, enhancing the user experience and operational efficiency
  • Built a 'Generic Back-End Framework' using Node.js, and RESTful APIs to fetch customer information from Salesforce, ensuring real-time data synchronization and improved workflow integration
  • Pune

Education

Bachelor of Engineering -

Pune University
Pune
06.2013

Diploma in Information Technology -

Government Polytechnic Pune
Pune
06.2010

Skills

FRONT END: ReactJS, Nextjs, Angular, Tailwind CSS, HTML5

STATE MANAGEMENT: Redux, Context, API, React Query

BACK END: JavaScript, Node JS, Express Js, Spring Boot, Spring MVC, Core Java, REST APIs, Microservices

DATABASES: MongoDB, MySQL, Redis, DynamoDB MESSAGE QUEUES: Kafka

DEVOPS TOOLS: Docker, Kubernetes, Helm Chart, Argo CD, Jenkins

CLOUD PLATFORMS: AWS- Lambda, API GATEWAY, S3, EC2, DynamoDB

AI SERVICES: AI/ML fine-tuning, AWS Bedrock, Hugging Face Modules, RAG, Segmaker (Basic knowledge) MISCELLANEOUS: Git, SonarQube, Prometheus, Grafana, Webpack, Vit

MISCELLANEOUS: Git, SonarQube, Prometheus, Grafana, Webpack, Vit

Certification

  • AWS Certified AI Practitioner, Achieving this certification demonstrates proficiency in AI/ML concepts and the ability to identify business opportunities for AI, select appropriate AWS AI services, and implement them following best practices for security and ethics.
  • AWS Certified AI Practitioner Early Adopter

Timeline

Tech Lead

Hansen Technologies
02.2020 - Current

Module Lead

Persistent Systems
08.2018 - 02.2020

Software Developer

Sigma Oss Systems Pvt LTD
09.2014 - 07.2018

Bachelor of Engineering -

Pune University

Diploma in Information Technology -

Government Polytechnic Pune
Shashank Chavan