Portfolio

Hello I am Debabrata Bhattacharya, a Software Engineer. I have recently graduated college and I am currently looking for work. Feel free to contact me!

Summary

I am a Software Engineer with experience developing Java, Python, Android, and JavaScript applications. I can develop, integrate, and deploy AWS services. I can also train and deploy Machine Learning models in Python.

Resume

Here's a link to my resume. Feel free to contact me.

You can download a .docx format of my resume here.

Sections

• Portfolio
  • Summary
  • Resume
  • Sections
  • Skills
    • Languages
      • Fluent
      • Intermediate
      • Learning
    • Frameworks, API, and Cloud services
      • Fluent
      • Intermediate
      • Learning
  • Projects
  • Contact
  • Work history: 6 months of professional experience
    • Client: New-to-market, data driven Fintech Startup [Name withheld for client confidentiality]
    • Client: Mid-sized steel and other metals manufacturing concern [Name withheld for client confidentiality]
      • Contract 1
      • Contract 2: Support team engineer
  • Education

Skills

Languages

Fluent

Python, Java, C++, HTML & CSS, SQL

Intermediate

JavaScript

Learning

Kotlin, PowerShell & Bash scripting for CI/CD, PHP

Frameworks, API, and Cloud services

Fluent

AWS Amplify, Android SDK, Google APIs

Intermediate

AWS services: EC2, S3, SimpleDB, DynamoDB, Lambda, API Gateway

Python: Flask, Django

JavaScript: Node.js

Databases: MariaDB, MongoDB, PostgreSQL

Learning

Machine Learning: Model development with scikit-learn, TensorFlow, Keras. Data representation with matplotlib.

AWS: Model Training on Cloud Instances with AWS infrastructure, GAN training with AWS DeepComposer Azure services: Azure AppService, Azure Virtual Machine

Projects

Here's a link to my projects.

Contact

My email.

My GitHub.

Work history: 6 months of professional experience

Here's a summary of my work history. I have 6 months of professional work experience as a freelance developer. Please respect that employer names are withheld in most cases due to client confidentiality agreements in my contracts.

Below work history is in reverse chronological order (newest first), and abbreviated to 2 clients. Click on the link at the end of this section to see more.

Client: New-to-market, data driven Fintech Startup [Name withheld for client confidentiality]

Hired for: Developing a consumer facing Android app, and developing AWS backend services to support the app and fulfill other business requirements. All from scratch.

• Designed and developed Java Android app with respect to client business requirements.
• Developed authentication, data storage, and certain business functionality using API calls for said app.
• Developed and deployed serverless Amazon Web Services backend with Amplify, DynamoDB, API Gateway, S3, and Lambda.

Technologies used: Java, Android SDK and Google APIs, AWS Amplify, AWS DynamoDB, AWS S3, AWS Lambda

Time: 4 Weeks (December 2020 - January 2021)

Client: Mid-sized steel and other metals manufacturing concern [Name withheld for client confidentiality]

Hired for: I was hired for 2 contracts. Initially, I worked with a team for maintenance and development of internal Django websites, and Flask APIs. They really liked my work, and after working on maintenance of some Java serverless functions, I was rehired. I then worked with another team on maintenance of Python serverless functions with AWS Lambda, and Flask APIs

Contract 1

• Maintained internal Django apps and Flask APIs by debugging and refactoring code, writing tests, and creating and rewriting documentation.
• Developed 3 internal Django apps, that accelerated internal processes related to documentation, messaging, and other related business functionality.
• Created test suites for each site using Pytest , making sure that all behavior and functionality of each app is completely covered whenever necessary.
• Delivered projects one week before deadline, which saved development time for client. They really liked it.
• Worked for another team on maintenance of Java serverless functions on AWS Lambda, which led me to be rehired for another contract.

Technologies used: Python, Flask, Django, Java, AWS Lambda, Pytest, CSS, HTML

Contract 2: Support team engineer

• Maintained AWS Lambda functions composed of Python using Boto3 library by debugging, documenting, and writing tests
• Improved logging functionality, which led to easier analytics and monitoring
• Increased unit test coverage of Python code using Pytest from 50% to 95%
• Maintained Flask APIs by debugging, documenting, and writing tests

Technologies used: Python, Flask, Boto3, AWS Lambda, AWS S3, Pytest

Time: 3 months (September 2020 - December 2020)

Click here for more!

Education

Bachelor of Technology in Computer Science and Engineering, CGPA:9.1/10, 2016-2020, from JIS University, Kolkata.

Certifications in Data Structures, Social Networks, Machine Learning, DBMS, AWS DeepComposer & Android development from NPTEL, Udacity & InternShala.