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Software Engineer - BACKEND

MOHAMMAD
HUSAIN
SHAIKH

Software Engineer with 4+ years in high-volume payment infrastructure. NPCI-certified architect of India's fintech backbone — UPI Switch to BBPS BOU.

Contact Explore ↓ Download CV
husain@about ~ terminal
// 01 · PAYMENT
SPECIALIZED AREA

PAYMENT DOMAIN

India's Payment Rail
UPI SWITCH
⚡
Issuer · Acquirer · PSP Switch — real-time inter-bank transfers
Bill Payments
BBPS BOU/COU
🏛️
Bill Operating Unit · CCP Biller Onboarding · NPCI Certified
Card Payments
CREDIT / DEBIT
💳
Visa · Mastercard · RuPay · Acquiring flows
Point of Sale
POS TERMINAL
🖥️
Card-present · EMV · Contactless · Settlement
// 02 · SKILLS

TECHNICAL SKILLS

Core Engineering
Java / Spring Boot95%
Apache Kafka88%
Microservices / Event-Driven90%
Redis / PostgreSQL / Oracle82%
Docker / Jenkins / CI-CD78%
Security & Quality
AppSec / Vulnerability Remediation85%
JUnit / TDD80%
DR/DC & Production Support92%
Payment Domain
BBPS BOU / COU97%
UPI Switch (Issuer/Acquirer/PSP)94%
NPCI Certification & Compliance96%
Agent & Biller Integration88%
Ecosystem Tags
Spring BatchHibernate Spring SecurityAPI Gateway RESTful APIsMaven LinuxPostmanGit
// 05 · WORK HISTORY

WORK EXPERIENCE

APR 2022 — PRESENT
In-Solutions Global Ltd
Mumbai, India
SOFTWARE ENGINEER
  • Architected and maintained the BBPS BOU platform — integrated CCP billers and led end-to-end NPCI certification.
  • Engineered UPI PSP Switch including Issuer and Acquirer systems, supporting high-volume real-time transactions.
  • Designed a real-time transaction monitoring dashboard, significantly reducing MTTD of production incidents.
  • Identified and remediated AppSec vulnerabilities, meeting internal audit compliance requirements.
  • Spearheaded P1/P2 issue resolution, production deployments, and DR/DC failover under strict SLA compliance.
  • Built Kafka-based event-driven microservices for real-time data streaming in the payments ecosystem.
NOV 2020 — DEC 2021
Hizlye Technologies
Mumbai, India
ASSOCIATE SOFTWARE ENGINEER
  • Built backend systems with RESTful APIs, authentication filters, security middleware, and subscription-based access control.
  • Implemented end-to-end subscription workflows — plan management, payment history, credit monitoring, invoice generation.
  • Engineered JWT-based authentication flows and API request validation filters.
  • Developed a drag-and-drop frontend builder component enhancing UI configurability for non-technical users.
// 06 · Achieved

MAJOR PROJECTS

PROJ_001

BBPS BOU PLATFORM

Full Bill Operating Unit enabling real-time bill payment processing and CCP biller onboarding with NPCI compliance. Kafka event streaming + Redis caching for high availability.

Spring BootKafkaRedis
PROJ_002

TRANSACTION MONITORING DASHBOARD

Real-time observability dashboard for banking clients — server health, transaction ratios, configurable alert thresholds. Measurably reduced MTTD across pipelines.

JavaReal-TimeAnalytics
PROJ_003

UPI PSP SWITCH SYSTEM

End-to-end UPI PSP Switch with Issuer and Acquirer systems. Switch settlement file generation and integration flows for multiple banking clients at scale.

UPI SwitchNPCISettlement
// 07 · CAPABILITIES
QUALIFICATION

CREDENTIALS

Certification
🏆
NPCI Certification
BBPS (BOU/COU) and UPI Switch Ecosystems
One of the Best credentials in Indian fintech
Education & Languages
🎓
B.E. — Electronics And Comunication
Rizvi College of Engineering, University of Mumbai · 2016–2019
📚
DIPLOMA. — Electronics
Viva College of Engineering, MSBTE · 2013–2016
🌐
Languages
English · Intermediate  |  Hindi · Native  |  Urdu · Native
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LET'S CONNECT

Open to senior backend, payments, and fintech platform roles.
Mumbai-based · Building systems that scale.

✉ u.hussain78660@gmail.com 📞 +91 72082 10529 in LinkedIn ↗

📍 Mumbai, India