Summary
Overview
Work History
Education
Skills
Additional Information
Timeline
Generic

Arijit Majumdar

Software Engineering Manager | In-life Lead | Data Scientist
Bengaluru

Summary

Throughout a career spanning over 15+ years, performed versatile and challenging roles at British Telecom (current) and Tata Consultancy Services Limited (previous), which include in-life management and Data Science specialization, Software Engineering Management, DevOps & Automation Program Management, Team & Stakeholder Management, Financial Management, Transformation Project Production and Release Management Setup, Design and Development. In a pursuit to thrive in the latest Data Science and ML space, currently pursuing a Master's degree along with my job from the esteemed Indian Institute of Science, Bangalore—India’s premier institute in innovation and research—and applying the gained knowledge to professional domains.

Overview

15
15
years of professional experience
5
5
years of post-secondary education
3
3
Languages

Work History

In-life Lead: E2E L2C Product Orchestration

British Telecom India Pvt. Ltd.
Bengaluru
03.2024 - Current
  • Responsible for in-life management of critical products: Copper, SOTAP, SOGEA, FTTP.
  • Reduced product tails by 92% through enhanced automation.
  • Achieved 60% drop in customer incidents, enhancing experience and minimizing penalties.
  • Enabled desk visibility through self-help portals; cleared ~28K order backlogs.
  • Automated 60+ manual fallout scenarios, saving 100+ manual hours/day.
  • 70% reduction in customer complaints; 65% drop in daily order business exceptions.
  • Supported platform migration of orchestration tech stack, ensuring high stability.
  • Built a high-performing, cross-skilled, multi-faceted support team.

Data Engineering Specialist, Data Science

British Telecom India Pvt. Ltd
Bengaluru
03.2024 - Current

Took over as Technical Architect and Software Engineering Manager for a newly formed ML and Automation subgroup, alongside the Product In-life Lead role.

  • Managed delay prediction model for FTTP product, the project aims to reduce the field delay and resulting penalty. Fostered better collaboration, speeding up data collection and model research.
  • Contributed hands-on in model development alongside management.
  • Initiated Centre of Excellence to identify real-world use cases across business units.
  • Volunteered with BT IRC, easing R&D-to-production model transition.

Software Engineering Manager – SOGEA Orchestration

British Telecom India Pvt. Ltd.
Bengaluru
12.2021 - 03.2024
  • Managed complete SDLC life cycle including recruitment gathering, estimation, design, development, testing and production.
  • Delivered 20% above team capacity consistently; drove clean delivery with 0 production defects.
  • Introduced TDD and peer programming; built a robust engineering culture. These approaches resulted into 0 end to end test and production defect for 3 straight years.
  • Implemented KPIs, performance metrics, reward mechanisms.
  • Mentored new joiners and built a technically strong, in-house team.
  • Owned roadmap, financials, and delivery milestones.

Program Manager – DevOps and Automation

British Telecom India Pvt. Ltd
Bengaluru
01.2018 - 11.2021
  • Implemented DevOps maturity model across 50+ teams.
  • Managed ELK, scripting, Python-based solutions.
  • Collected pain points, created business cases, ensured financial approvals.
  • Oversaw delivery planning, timeline tracking, and cross-application coordination.
  • Delivered AI-augmented solutions; assisted technically when needed.

Consultant –Production Support and Release Manager

British Telecom India Pvt. Ltd
Bengaluru
07.2015 - 12.2017
  • Managed support and release for large-scale transformation from mainframe to Linux-based stack (WebLogic, ODI).
  • Set up support processes, automated monitoring with Python, Shell, ELK.
  • Coordinated with internal/external teams; enabled KT sessions across regions.
  • Led compliance, incident, environment, and capacity management.
  • Delivered E2E release guide from dev to production.

Mainframe Developer & Designer

Tata Consultancy Services Ltd.
Bengaluru
03.2010 - 07.2015
  • Handled development, maintenance, and testing across critical projects:
  • India market credit card co-brand launch (2014–15)
  • Regulatory compliance for Japan and Thailand (2011–12)
  • $80K/year re-engineering savings
  • Australia market co-branded credit card project (2010–11)

Education

Master of Technology - Data Science & Business Analytics

Indian Institute of Science, Bengaluru
Bengaluru
08.2023 - Current

Bachelor of Technology - Mechanical Engineering

Future Institute of Engineering And Management
Kolkata
08.2005 - 06.2009

Skills

Data Science and ML (Python, Data Analytics, Data Preprocessing, Feature Engineering, Regression, Classification, Non-parametric Models)

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Additional Information

Projects – Personal Initiative (IISc)

- Predicting future social media connections (Kaggle project)

- Stock price prediction

- Telecom churn prediction and Customer Lifetime Value (CLV) modeling

- DNN performance analysis on IMC systems using NeuroSim

Timeline

In-life Lead: E2E L2C Product Orchestration

British Telecom India Pvt. Ltd.
03.2024 - Current

Data Engineering Specialist, Data Science

British Telecom India Pvt. Ltd
03.2024 - Current

Master of Technology - Data Science & Business Analytics

Indian Institute of Science, Bengaluru
08.2023 - Current

Software Engineering Manager – SOGEA Orchestration

British Telecom India Pvt. Ltd.
12.2021 - 03.2024

Program Manager – DevOps and Automation

British Telecom India Pvt. Ltd
01.2018 - 11.2021

Consultant –Production Support and Release Manager

British Telecom India Pvt. Ltd
07.2015 - 12.2017

Mainframe Developer & Designer

Tata Consultancy Services Ltd.
03.2010 - 07.2015

Bachelor of Technology - Mechanical Engineering

Future Institute of Engineering And Management
08.2005 - 06.2009
Arijit MajumdarSoftware Engineering Manager | In-life Lead | Data Scientist