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Mohit JainMJ

Mohit Jain

Java Architect | Distributed Systems | Kafka & GCP

€350/day
New Delhi, IN
8-15 years

Average response time: 1 hour

About Mohit

I help startups and scale-ups build backend systems that scale reliably under real production load — fast, secure, and cloud-native.

Java Backend Architect with 8+ years experience. Currently architecting UMAPI at Yahoo Inc. — a multi-tenant identity platform serving 80M+ users across Sky (UK), Rogers (CA) and AT&T (US) at $2B+ annual revenue and 99.97% uptime on GCP and Kubernetes.

What I deliver:
→ Distributed systems & microservices architecture
→ Apache Kafka event streaming & audit pipelines
→ Identity systems — OAuth 2.0, SSO, multi-tenant security
→ Cloud-native backend — GCP, Kubernetes, Docker, CI/CD
→ Database performance — PostgreSQL, Redis, MongoDB
→ Monolith to microservices modernisation

Recent results:
→ 30% API response improvement via caching strategy
→ 99.97% uptime across 5 global telecom partners
→ Zero-deployment partner onboarding via rule engine
→ 25% defect reduction through microservices decomposition
→ 40% manual effort reduction across 18 countries

I work remotely, communicate clearly in English, align with European working hours, and treat every project like I own it.


Let's talk about your system.
  • English

    Native or bilingual

  • Hindi

    Fluent

Remote only
Primarily works remotely

Experience

  • GlobalLogic India
    Tech Lead – Backend Engineering
    TECH
    December 2023 - Today (2 years and 8 months)
    Noida, Uttar Pradesh, India
    Architecting UMAPI — Yahoo's multi-tenant identity platform on GCP/GKE serving 80M+ users across Sky (UK), Rogers (CA), AT&T (US), SBC, and YCORP at 99.97% uptime.
    Designed configuration-driven partner rule engine enforcing jurisdiction-specific compliance — zero deployments needed for new partner onboarding.
    Built Kafka compliance event pipeline with 7+ year audit retention; integrated HashiCorp Vault for zero-trust dynamic secret management.
    Drove 30% API response time improvement via microservices optimization, Redis + Caffeine caching, and PostgreSQL query tuning.
    Designed Screwdriver CI/CD canary pipeline (10%→50%→100%) with observability-driven auto-rollback on latency and error thresholds.
    Lead architecture reviews, define engineering standards, and mentor a team of 2 backend engineers.
    Software Architecture Java Backend Service Development Spring boot Google cloud
  • Operative Inc.
    Senior Software Engineer
    TECH
    November 2021 - December 2023 (2 years and 1 month)
    Pune, Maharashtra, India
    Led decomposition of core ad-tech monolith into domain-driven microservices — cut defect rate by 25% and improved deployment independence.
    Designed Kafka-based async event pipelines; optimized PostgreSQL and MongoDB queries improving P99 latency across high-traffic APIs.
    Drove TDD adoption with JUnit and Mockito; acted as technical DRI for sprint planning and stakeholder demos.
    Java Apache Kafka MongoDB Microservices Architecture Spring boot
  • Tata Consultancy Services (TCS)
    System Engineer
    TECH
    June 2018 - November 2021 (3 years and 5 months)
    Mumbai, Maharashtra, India
    → Designed and developed scalable RESTful APIs handling complex contract workflows — from creation and approval through to archival — supporting multi-currency and multi-jurisdiction requirements simultaneously
    → Implemented Role-Based Access Control (RBAC) ensuring the right people had the right access at every stage of the contract lifecycle
    → Built comprehensive audit logging for regulatory compliance across 18 countries with different legal requirements
    → Engineered reusable Java libraries and shared service components adopted across multiple teams — reducing duplicate development effort by 40%
    → Automated end-to-end contract processing workflows that previously required significant manual intervention — cutting manual effort by 40%
    → Led requirements engineering sessions directly with business analysts and client stakeholders — translating complex business needs into precise technical specifications
    API REST Java Software Architecture Oracle Spring boot

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Education

  • Bachelor of Technology (B.Tech)
    Jaipur Engineering College And Research Center, Jaipur
    2018
    Bachelor of Technology (B.Tech)

Certifications

Skill set

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