Varun Bhatnagar
Summary
Dynamic Lead Data Scientist at Reliance Jio, with expertise in GenAI solutions and large language models. Successfully deployed scalable cloud architectures that elevated ML maturity for SMEs. Known for driving innovative projects and cultivating strategic partnerships to achieve impactful results. Proficient in PySpark, thriving in high-pressure environments.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Lead Data Scientist (Dy GM)
Reliance Jio/JPL
01.2023 - Current
- Spearheading the creation of GenAI products and end-to-end solutions for internal groups, working with diverse LLMs and Multimodals (open source and paid)
- Responsibilities include GPU provisioning, Kubernetes cluster management, LLM solution deployment, and UI design
- Designed and developed the Jio Smart Document Platform (Product Owner, Designer from Nov'23-Feb'24) for intelligent document extraction (Invoices, Identity, General documents)
- Leveraged Azure Document Intelligence, AKS, and Key Vault to process 500,000+ documents in 2024
- Developed and integrated computer vision, document quality, and generative AI models
- Designed Azure infrastructure components for scalability, burst load handling, and security (AKS, Storage, DB, Application Gateway, Azure AD B2C)
- Designed data science solutions for SMEs to elevate ML process maturity (Level 0 to Level 1)
- Led the design of the Data Mesh solution on GCP
- Implemented solutions using GCP Cloud Dataflow, GCP Data Fusion, BigQuery, Cloud Storage, and Vertex AI
- Collaborated with the Google team to establish a scalable architecture for petabyte-scale data
- Conducted cost and architecture comparisons between GCP, Azure, and On-Premise solutions
- Participated in the Nvidia AI summit in Mumbai, Oct 23-25 2024
Data Scientist
Ericsson India Global Services Pvt Ltd
10.2018 - 09.2022
- Developed and deployed various machine learning projects:
- NPS Prediction (PySpark, Python, GRPC, Supervised)
- KPI Degradation Prediction (PySpark, GRPC, Supervised)
- Application Anomaly Detection (Python, Statistics, Flask, Unsupervised)
- Tower Climb Prediction (Python, NLTK, Flask, Supervised)
- External Temperature & Hardware Failure Prediction (Python, GRPC, Supervised)
- Led the migration of data science projects to Google/IBM Cloud, including deployment, Kubernetes installation, and architecture design on GCP
- Hands-on experience with Google Kubernetes Engine, BigQuery, Python Adaptors for BQ, Cloud Function, Cloud Build, Vertex AI, Google Compute Engine, and data security on GCP
Solution Architect / Data Engineering Lead
Ericsson India Global Services Pvt Ltd
02.2017 - 10.2018
- Spearheaded feature engineering, solution design, and customer adaptations for Ericsson's in-house tool using Docker, Ansible, Cloud, Zabbix, Spark, NiFi, and Kafka
- Developed SLA/KPI reporting dashboards using Elastic Stack and Grafana
- Managed deployments in public/private cloud environments
- Prepared designs for 'OSS as a Service' offerings and standard costing templates
Delivery Lead (End to End)
Ericsson India Global Services Pvt Ltd
02.2016 - 02.2017
- Led delivery for Region America (Canada Utility Projects), including RFP responses, virtual environment setup (VMWare ESXI), and IT solution design for load balancers and application servers
- Gathered customer requirements and oversaw end-to-end delivery of incident management and reporting tools, encompassing product design and code/solution auditing
- Managed teams, including requirement specifications, scope of work, solution design, responsibility matrix, risk analysis, and acceptance test specifications
- Led enhancement cycles and add-on sales initiatives
Delivery Manager
Ericsson India Global Services Pvt Ltd
11.2014 - 01.2016
- Oversaw a globally used Clarity-based project management tool
- Achieved quality delivery targets with a 30% budget reduction
- Ensured operational readiness, managed vendor contracts, and implemented monitoring solutions for synthetic and real user monitoring
Solution Designer / Senior Software Developer
Ericsson India Global Services Pvt Ltd
04.2013 - 11.2014
- Led delivery workstreams for major portions of large/medium engagements
- Worked as a B2B Integrations & Middleware-Solution Architect
- Gathered business requirements and created complex technical solutions
- Provided pre-sales support, end-to-end solution design and deployment, and vendor solution management
- Worked directly with clients and established strong working relationships
Integration Engineer
Ericsson India Global Services Pvt Ltd
09.2011 - 03.2013
- Worked on various integrations, including database integration with inventory management systems, Java XML integration with HP Service Centre & Click WFM, Remedy web-service integrations, and web-service based integration with IBM-Netcool
- Prepared high and low-level design scenarios, testing, defect fixing, and knowledge transfer
- Participated in load balancer and IT architecture implementation teams
Designer/Developer
Ericsson India Global Services Pvt Ltd
11.2009 - 09.2011
- Worked on Remedy workflow development projects, Java plugins, and custom application development
- Aligned Remedy applications with ITIL/ETOM processes, provided new features, and managed Remedy installations/upgrades
- Developed WFM Click (core and customer adaptations) and customizations
- Prepared design scenarios, testing, defect fixing, and knowledge transfer
BMC Remedy Support Engineer
Ericsson India Global Services Pvt Ltd
01.2009 - 11.2009
SQL Developer Trainee
Patni Computers Noida
10.2007 - 01.2008
Education
MBA-IT -
Symbiosis
Pune12.2010
Computer Science & Engg -
IETE
New Delhi12.2007
12th -
Delhi Police Public School
New Delhi12.2003
10th -
Kendriya Vidyalaya
New Delhi12.2001
Advanced ML Micro Degree -
KTH Royal Institute of Technology
StockholmSkills
- GenAI Solutions
- Large Language Models
- Multimodal Design
- AI/ML
- PySpark
- SQL
- Google Cloud
- Azure Cloud
- IBM Private Cloud
- On-Prem DC
- Dockers & Kubernetes
- Kafka
- NiFi
- Cassandra
- Data Mesh
- Robotic Automations
- GRPC
Certification
- CKAD: Certified Kubernetes Application Developer
- Machine Learning Experienced Level
- Cloud U Rackspace
- Core Java & Adv Java
- DP 100: Azure Data Scientist Associate
Timeline
Lead Data Scientist (Dy GM)
Reliance Jio/JPL
01.2023 - Current
Data Scientist
Ericsson India Global Services Pvt Ltd
10.2018 - 09.2022
Solution Architect / Data Engineering Lead
Ericsson India Global Services Pvt Ltd
02.2017 - 10.2018
Delivery Lead (End to End)
Ericsson India Global Services Pvt Ltd
02.2016 - 02.2017
Delivery Manager
Ericsson India Global Services Pvt Ltd
11.2014 - 01.2016
Solution Designer / Senior Software Developer
Ericsson India Global Services Pvt Ltd
04.2013 - 11.2014
Integration Engineer
Ericsson India Global Services Pvt Ltd
09.2011 - 03.2013
Designer/Developer
Ericsson India Global Services Pvt Ltd
11.2009 - 09.2011
BMC Remedy Support Engineer
Ericsson India Global Services Pvt Ltd
01.2009 - 11.2009
SQL Developer Trainee
Patni Computers Noida
10.2007 - 01.2008
MBA-IT -
Symbiosis
Computer Science & Engg -
IETE
12th -
Delhi Police Public School
10th -
Kendriya Vidyalaya
Advanced ML Micro Degree -
KTH Royal Institute of Technology
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