Vitthal Mirji

Last Updated on 1st November 2025

Engineering Manager - Data Platform

India: +91-9845-630-306 | France: +33-779277127
[email protected] | vitthalmirji.com | github.com/vim89 | linkedin.com/in/vitthal10
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Work authorization: EU Blue Card eligible (DE/FR/ES). Chancenkarte (Germany) in hand - in-country start possible; employer support required to convert to EU Blue Card/Skilled worker after offer.

Leadership & management

  • Led 13 engineers (SDE/DE mix): 1:1s, growth plans, calibrations
  • Hiring: role profiles, scorecards, loop design; panel interviewer
  • Roadmaps & delivery: quarterly planning, OKRs, stakeholder alignment
  • On-call & incidents: postmortems, error budgets, SLO/SLIs
  • Change management: platform migrations, adoption playbooks
  • Cross‑functional: product, governance, security, platform ops

Technical skills

Core stack

Scala • Python • SQL • Spark • Databricks • Kafka • Flink • Beam

Cloud

GCP (BigQuery, Dataproc, GCS, Pub/Sub) • AWS (S3, EMR, Glue, EC2)

Platforms

Data quality • Data contracts • Streaming • Developer tooling • CI/CD

Management

Org design • Headcount planning • Hiring & performance • OKRs • Budget • Incident management • Stakeholder mgmt • Governance

Recognition

Walmart
2024, 2021 Bravo Award
Value-add in tooling & frameworks

Walmart
2024–2021 Wall of Fame
Cross-team impact (4 years)

Deloitte - Aflac
2019 Outstanding Performance
Client engagement excellence

Education

Visvesvaraya Technological University

B.Engg. Computer Science

First Class | June 2015
Belgaum, India

Bangalore University

Diploma Computer Science

First Class Distinction | 2010

Professional summary

Engineering Manager (Data Platform) with 12+ years, leading teams that ship frameworks and platforms adopted by 40+ teams across Fortune 500 orgs. Built developer tooling and data quality engines that improved delivery velocity by ~65% and reduced incidents by ~82%. Experience across hiring, performance, roadmaps, incident management, and platform migrations. Stack: Scala, Spark, Databricks, Kafka, Flink, GCP, AWS.

Experience

Walmart Global Tech | Engineering Manager (Data Platform) - Staff level scope
Nov 2023 - Present | Bangalore, India
  • Led a 13‑engineer team (SDE/DE) delivering 6 platform frameworks adopted by 40+ teams, improving delivery velocity by ~65% and reducing incidents by ~82%
  • Owned quarterly roadmaps, OKRs, and stakeholder alignment across product, governance, and security; unblocked cross‑team dependencies
  • Built hiring process: role profiles, scorecards, interview panel; mentored senior ICs; supported performance reviews and growth plans
  • Defined on‑call & incident practices with SLOs and postmortems; reduced MTTR by 60% via monitoring and runbooks
  • Standardized SDLC for data pipelines with codegen and contracts; 70% boilerplate reduction across teams
Walmart Global Tech | Senior Data Engineer → Tech Lead
May 2021 - Oct 2023 | Bangalore, India
  • Acted as tech lead for a 13‑member team; launched data platform MVP enabling merchants/brands to consume sales/inventory/supply chain insights
  • Drove platform adoption across 12 teams (150+ engineers) with reusable APIs and CI/CD templates
  • Optimized Spark/Dataproc costs by 40%; established performance budgets and data quality SLAs
Deloitte Consulting | Specialist Senior - Data Engineering (leadership track)
Apr 2017 - May 2021 | Mumbai, India
  • SME for 3 Fortune 500 clients; improved infra costs by 62% and SLAs to 99.5%; led small pods to deliver EDW and real‑time quality frameworks
  • Guided on‑prem → AWS migrations (100+ TiB) with zero data loss; established migration runbooks and governance checks

Open source & projects

flowforge - type-safe data engineering
Creator & Maintainer
Jan 2025 | github.com/vim89/flowforge
llm4s - LLM for Scala
Core Contributor & GSoC Mentor
May 2024 | github.com/llm4s/llm4s