Sagnik Banerjee — Software Engineer

I am a software developer with experience in building scalable applications, optimizing databases, integrating cloud storage, and streamlining automation pipelines to deliver high-performance solutions. My work spans designing dynamic user interfaces, refactoring complex SQL queries to cut runtimes by half, developing cloud-based file server wrappers for centralized resource management, and enhancing workflows through automation and testing frameworks. I have also contributed to NLP-driven applications, predictive UI features, and cross-platform mobile apps that scaled to global usage, improving efficiency, engagement, and reliability. I am a graduate of Jadavpur University, one of India’s most prestigious engineering institutions, where I earned a First Class with Distinction and developed strong foundations in problem-solving and software development. Prior to this, I consistently excelled academically, securing 95.4% in Class 12 and 94.8% in Class 10, ranking among the top students in my schools. Alongside academics, I achieved multiple national and international Olympiad medals in Mathematics, Science, Cyber, and English, and was also recognized in debates, quizzes, and creative writing competitions. With hands-on expertise in Angular, .NET, SQL, Python, Go, Flutter, and cloud technologies, I bring both technical depth and analytical rigor. My journey reflects a blend of strong academics, competitive achievements, and practical engineering experience, and I thrive on solving complex problems while building impactful, innovative solutions.

Stackforce AI infers this person is a Fullstack Developer with expertise in SaaS and Cloud Computing.

Location: Kolkata, West Bengal, India

Experience: 3 yrs 1 mo

Skills

Angular
.net
Sql
Python
Postgresql
Nlp
Machine Learning
Flutter
Firebase

Career Highlights

Expert in building scalable applications and optimizing databases.
Proven track record in cloud integration and automation.
Strong academic background with multiple Olympiad medals.

Work Experience

Lexmark

Software Development Engineer - I (1 yr 3 mos)

GreyOrange

Software Engineer (5 mos)

Accenture

Advanced Application Engineering Intern (1 mo)

LeetCode

Contest Judge (1 yr 5 mos)

Avalor Investments Pvt. Ltd.

Flutter Developer (3 mos)

Hacktoberfest

Open Source Developer (0 mo)

E-Cell, Jadavpur University

Frontend Web Developer (1 mo)

Education

Bachelor of Engineering - BE at Jadavpur University

Class 12 at DAV Schools Network

Class X at Vivekananda Mission School Haldia

Sagnik Banerjee

Software Engineer

Kolkata, West Bengal, India3 yrs 1 mo experience

Most Likely To Switch

Key Highlights

Expert in building scalable applications and optimizing databases.
Proven track record in cloud integration and automation.
Strong academic background with multiple Olympiad medals.

Stackforce AI infers this person is a Fullstack Developer with expertise in SaaS and Cloud Computing.

Contact

Skills

Core Skills

Angular.netSqlPythonPostgresqlNlpMachine LearningFlutterFirebase

Other Skills

.NET FrameworkASP.NETAndroid DevelopmentAngular CLIAngularJSApache KafkaAzure Blob StorageBootstrapCSSCascading Style Sheets (CSS)Cloud FirestoreDartDjangoGoGo (Programming Language)

About

Experience

Lexmark

Software Development Engineer - I

Dec 2024 – Present · 1 yr 3 mos · Kolkata, West Bengal, India · Hybrid

Designed and implemented UI configuration pages to allow dynamic updating of properties, providing customization options for both the Batch Page and Sign Page.
Improved Social Media Publishing by enabling deletion of Meta page ads from both IAP and ISP applications
Upgraded to ODBC Driver 18 to improve database connectivity, security, and performance.
Developed a File Server wrapper integrated with Azure Blob Storage to manage and serve static images, enabling efficient and centralized resource sharing across multiple applications.
Optimized complex SQL queries by leveraging views, indexing, and query refactoring, resulting in up to 50% reduction in runtime.

AngularJSAngular CLI.NET FrameworkASP.NETNetwork SecuritySQL+9

Greyorange

Software Engineer

Jul 2024 – Dec 2024 · 5 mos · Gurugram, Haryana, India · On-site

● Automated test cases using pytest, utilized Kafka for efficient data streaming, worked with Postgres for database management.
● Implemented scripts to enhance efficiency and thereby reduce cloud setup cost and released builds for multiple versions after end-to-end testing, ensuring smooth deployment.
● Achieved 50% reduction in bugs within 1 week after upgrade and 15% reduction in defects reported.

Python (Programming Language)LinuxPostgreSQLApache KafkaPython

Accenture

Advanced Application Engineering Intern

Jun 2023 – Jul 2023 · 1 mo · Bengaluru, Karnataka, India · Hybrid

● Created a custom user interface enabling the extraction and analysis of relevant data from a dataset using NLP techniques, driven by user input.
● Optimized the AIML solution in creating repair orders and tracking them to closure, provided visibility on similar past repair orders and cost of the repairs.
● Implemented autocomplete functionality which provides real time suggestions or completions to users as they type in a text input field. It offers predictive response based on the dynamic text input entered by users.

HTMLNatural Language Processing (NLP)Machine LearningCascading Style Sheets (CSS)DjangoBootstrap+1

Leetcode

Contest Judge

Feb 2023 – Jul 2024 · 1 yr 5 mos · Palo Alto, California, United States · Remote

Avalor investments pvt. ltd.

Flutter Developer

Dec 2021 – Mar 2022 · 3 mos · Remote

Monsterpad ( Flutter Dart HTML Firebase)
● Developed a decentralized cross-chain crowdfunding web app. Used web3.dart package for connecting the flutter app to the blockchain.
● Data was fetched from Firebase Firestore, WebApp was able to handle more than 60k requests from more than 50 countries. Fetched total amount raised for each project from their respective block explorer(Polygon Scan and BSC Scan).
● Analyzed data from 2500 users and studied outputs to guide marketing and product strategies. Increased app engagement time by 2x, 28% decrease in drop off rate and 2x shares on social media .
Bluemonster App (Flutter Dart Firebase)
● Designed a multiple page web app using Flutter and Metamask wallet was integrated .

Android DevelopmentCloud FirestoreFlutterFirebaseDart