Summary
Overview
Work History
Education
Skills
Languages
Timeline
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Abhishek Mandal

Greater Noida

Summary

Accomplished Senior Software Engineer at Deutsche Telekom Digital Labs, specializing in microservices architecture and project leadership. Successfully designed scalable solutions, enhancing stakeholder productivity and system efficiency. Expert in developing scalable solutions and driving impactful results through collaboration and strategic decision-making. Proven track record in delivering high-quality, production-grade code.

Overview

7
7
years of professional experience

Work History

Senior Software Engineer

Deutsche Telekom Digital Labs
Gurgaon
08.2024 - Current
  • Designing scalable high- and low-level solutions for Fixed and OTT services across multiple European markets as a Senior Engineer.
  • Supporting a side initiative to integrate MCP servers and LLMs for boosting stakeholder productivity and engineering efficiency.
  • Collaborating with Architects and Engineering teams to shape the system architecture during business task discussions.
  • Leading discussions with Product Owners and Business stakeholders, driving alignment and concluding decisions effectively.
  • Managing and facilitating sprint activities, ensuring smooth execution and team collaboration throughout development cycles.
  • Maintaining production-grade code quality through rigorous reviews, testing, and adherence to best practices.
  • Owning end-to-end delivery of user stories and epics, from technical design to production deployment.
  • Worked in the task force during final delivery phases to identify and resolve critical project gaps, ensuring on-time release and avoiding business impact.

Software Engineer

Deutsche Telekom Digital Labs
Gurgaon
07.2021 - 07.2024
  • Developed and deployed Fixed Acquisition and Retention services for Slovakia, Germany, Czech Republic, and Macedonia in Oneshop, expanding customer base across European markets.
  • Integrated AWS Secret Manager to securely handle credentials, minimizing security risks and enhancing system compliance.
  • Integrated Netflix OSS Conductor to manage database purge activities, reducing infrastructure costs and improving system efficiency.
  • Implemented dynamic price calculation for Fixed and Mobile services using national company databases, improving pricing accuracy and reducing Oneshop database dependencies.
  • Worked on a rule-based system using Drools, where business rules were maintained as Excel files in Amazon S3. Implemented support for admin-triggered rule uploads to S3 and scheduled jobs to periodically fetch and apply these rules to the application logic, enabling dynamic rule management without code deployments.


Software Engineer

Optum Global Solutions
Gurgaon
08.2018 - 07.2021
  • Designed and implemented key components of the PEN microservice to automate provider email notifications, enhancing communication efficiency and reducing manual effort.
  • Improved document polling and processing logic, reducing notification latency and ensuring timely delivery of document alerts to providers.
  • Integrated BigQueue as a persistent queue for reliable and scalable asynchronous processing.
  • Optimized batch processing with Spring Batch, resulting in faster and more consistent handling of provider document notifications.
  • Contributed to improving the overall system reliability and reducing failure scenarios by enhancing retry and error-handling mechanisms.

Education

Bachelor of Technology - Computer Science

Noida Institute of Engineering And Technology
Greater Noida
07-2018

High School -

Mayur Public School
New Delhi
07-2014

Skills

  • Software Devlopment
  • Amazon Web Services
  • Microservices Architecture
  • Web application Development
  • Project leadership
  • Prompt Engineering
  • Large Language Models(LLM) integration
  • System Design
  • RESTful API design

Languages

Hindi
First Language
English
Proficient (C2)
C2
Bengali
Proficient (C2)
C2

Timeline

Senior Software Engineer

Deutsche Telekom Digital Labs
08.2024 - Current

Software Engineer

Deutsche Telekom Digital Labs
07.2021 - 07.2024

Software Engineer

Optum Global Solutions
08.2018 - 07.2021

Bachelor of Technology - Computer Science

Noida Institute of Engineering And Technology

High School -

Mayur Public School

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Abhishek Mandal