Data Engineer Spring Boot

Bikram Das

Eastern Illinois University

+1-214-***-**** **********.**@*****.***\ linkedin.com/in/bikram-das Professional Summary

Innovative Software and Data Engineer with 5 years of experience designing and deploying scalable, cloud-based solutions for global clients. Proficient in Python, SQL, Java (Spring Boot), and AWS services (EC2, S3, Lambda, Glue, RDS), with a strong focus on microservices architecture, ETL pipelines, and automation. Proven track record of delivering high-impact projects for Fortune 500 clients like IKEA, HSBC, and McDonald’s, reducing operational costs by 65% and improving system performance by 5x. Skilled in full-stack development (React, Spring Boot) and DevOps practices (Terraform, Kubernetes, Docker), with a passion for leveraging cutting-edge technologies to solve complex business challenges. Collaborative team player with excellent communication skills and a commitment to driving business outcomes through innovative technical solutions.

Technical Skills

Programming Languages: Java, Python, C, JavaScript, SQL, React. Cloud Platforms: AWS (EC2, S3, Lambda, RDS, Glue, IAM, CloudWatch, etc). Databases: Oracle, MySQL, MS SQL Server, PostgreSQL, Amazon RDS Data Tools: Power BI, IBM SPSS, Pandas, NumPy, Jupyter Notebooks DevOps Tools: Kubernetes, Docker, Terraform, Jenkins, Git, GitHub, GitLab Other Tools: VS Code, Visual Studio, Adobe Brackets, Anaconda, FileZilla, Kite Works. Skills: Problem solving, Data structures and Algorithms. Professional Experience

Software Programmer. Jan 2021 – Jan 2024

KANTAR GDC INDIA PVT Ltd Hyderabad, India

Project: Internal HR Management Tool (Java AWS)

Built Java/Spring Boot microservices (employee onboarding, payroll, leave management) deployed as AWS Lambda functions via API Gateway, reducing server costs by 65% compared to EC2.

Used Spring Data JPA to migrate legacy HR data to AWS DynamoDB, enabling 5x faster query performance for 50k+ employee records.

Developed a responsive React dashboard with role-based views (admin/employee) and hosted it on AWS S3 + CloudFront, achieving a 98/100 Lighthouse performance score.

Integrated AWS Cognito for authentication, reducing unauthorized access incidents by 100% (vs. previous basic auth).

Created a Java/Spring Batch service to auto-convert uploaded resumes (PDF/DOCX) to text using AWS Textract, cutting manual data entry time by 80%.

Designed a notification system using AWS SQS/SNS to trigger alerts (email/Slack) for pending approvals, decreasing average approval time from 48hrs 2hrs.

Java microservices consumed messages from SQS queues with Spring Cloud AWS, ensuring delivery at least once.

Automated deployment of AWS VPC, RDS (PostgreSQL), and ECS Fargate clusters using Terraform, reducing setup time for new environments from 2 days 20 minutes.

Implemented AWS CloudWatch for monitoring microservices, resolving 90% of performance issues within 30 mins.

Data processing Programmer. Mar 2019 – Jan 2021

KANTAR GDC INDIA PVT Ltd Hyderabad, India

Clients – IKEA, COSTA COFFEE, MC DONALDS

Led front-end UI development for online surveys using HTML, ensuring enhanced user experience and seamless data collection, while integrating back-end data processing using Python for efficient reporting.

Developed and optimized complex SQL queries to extract, transform, and load (ETL) large-scale retail datasets, improving data processing efficiency by 35% and reducing manual data handling errors by 20%.

Wrote advanced SQL queries, including stored procedures and views, to enhance data retrieval performance and provide real-time insights into key financial metrics, improving report turnaround time by 30%.

Managed project workflows using Ultimatix (Jira like tool), ensuring efficient communication and tracking of tasks within the team, which led to improved project delivery timelines by 15%.

Delivered high-quality data processing and analysis using IBM Dimensions, SPSS, Power BI, and Python. Managed end-to-end project lifecycles, from survey design to final report generation.

Collaborated with cross-functional teams, including research analysts and project managers, to understand business needs, propose technical solutions, and deliver custom-built reports.

Recognized with the ‘Heart of the KANTAR’ Award for excellence in client satisfaction and project delivery. Promoted to Senior Data Processing Programmer for outstanding performance in handling high-profile projects. Education

Eastern Illinois University, Illinois CGPA 4/4

Master’s in computer technology

Jan 2024 – May 2025

Relevant Coursework

Data Structures and Algorithms, Advanced Operating Systems, Advanced Database Technology, Networking and advanced data Communication, Multimedia and Web technology, Database security and Reliability, Management, Total Quality systems, C programming, Python, Java. Hyderabad institute of technology and Management, India CGPA 7/10 Bachelors in Electronics and Communications

June 2015 - July 2019

Projects

Database System for Creative Minds Publishing – Academics masters – Designed and implemented a relational database system for an eco-friendly publishing company, featuring optimized data modeling, role-based access controls, and analytical functions like total revenue and average book ratings to enhance operational efficiency and data-driven decision making.

Webpage Design - Academic Masters Visual Studio, HTML/CSS - Designed and developed an interactive webpage using HTML, CSS, and JavaScript as part of a multimedia project. The webpage featured responsive layouts, multimedia integration (images, audio, and video), and user- friendly navigation, enhancing user engagement and experience.

Simulated Network Environment for Topology Testing - Academic Masters - Developed a simulated environment using network simulation tools (e.g., Cisco Packet Tracer or GNS3) to test and evaluate different topologies.

Tri-Band Rectangular Microstrip Antenna for 4G LTE Application - Academic Bachelors - Designed and simulated a tri-semicircular slit-cut based rectangular patch antenna for 4G/LTE applications.

Circularly Polarized Ka-Band Antenna for Continuous Link Reception from GSAT-14- Academic Bachelors - Developed and simulated a circular ring patch antenna in the Ka-band for receiving dual-polarized beacons continuously from GSAT-14.

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