Resume

Shaikh Abdul Hameed Mannan

Senior Java Backend Developer / Tech Lead

Kolkata, India · Open to remote roles worldwide, relocation to Malaysia/SEA, or Europe with visa sponsorship
sheikhhameed007@gmail.com · LinkedIn · GitHub

Available now for full-time remote roles, contract positions and freelance projects. I can start immediately.

Summary

I'm a senior Java backend developer and team lead with about 15 years of experience building and supporting systems for banks, payment processors and insurers, including Maybank, UOB, AXA, Takaful Malaysia and TSYS. I work with Java 8–21, Spring Boot 3.x, Spring WebFlux, REST APIs, microservices and Apache Kafka, on PostgreSQL and Oracle, deployed with Docker, OpenShift, AWS, Jenkins and ArgoCD. I've owned L3 production incident resolution in a bank, led a development team, and delivered projects end to end on my own. I'm comfortable working remotely across Asia, Middle East and European time zones.

Core skills

Languages	Java 8–21, J2EE, SQL
Frameworks	Spring Boot 3.x, Spring WebFlux, RESTful APIs, microservices
Messaging	Apache Kafka
Databases	PostgreSQL, Oracle Database
DevOps & cloud	Docker, OpenShift (OCP), AWS, Jenkins, ArgoCD, Git, Maven
Practices	System design, Agile/Scrum, L3 production support, root-cause analysis, code review, mentoring
Domains	Core & retail banking, card/payments processing, insurance (conventional & Takaful)

Experience

Aleph Labs: Senior Java Developer, promoted to Team Lead

• Built backend services with Java and Spring Boot, and was promoted to lead the development team.
• Guided design decisions, reviewed code and mentored developers.

UOB (United Overseas Bank): Senior Java Developer

• Owned L3 production incident resolution for banking applications: root-cause analysis, fixes and preventing repeat issues.
• Developed and maintained Java/Spring backend services in a regulated banking environment.

Maybank: Senior Java Developer

• Developed and supported Java backend services for banking systems.

AXA: Java Developer

• Worked on insurance policy and claims systems.

Takaful Malaysia: Java Developer

• Built features for Takaful (Islamic insurance) product and policy servicing.

TSYS (Total System Services): Java Developer

• Developed Java components for payments processing.

IT Essentials: Java Developer

• Delivered projects end to end on my own, from requirements to deployment and support, with no dedicated support team.

Projects

ZaykaHub: food ordering platform with payment system (personal project · GitHub)

• Built a microservices backend in Java and Spring Boot for restaurant food ordering: user, restaurant, item, item-category, order and payment services.
• Designed and built the payment service, which handles payments for customer orders and works with the order service.
• Set up an API gateway as the single entry point and Eureka service discovery so services find each other by name.
• Fixed real-world issues: port conflicts, dependency version conflicts (Jackson, SLF4J/Logback) and Java version mismatches.

What I'm looking for

• Full-time: Senior Java Developer, Senior Backend Engineer or Java Tech Lead. Remote, Malaysia/SEA, or Europe (Ireland, Netherlands, Germany) with sponsorship.
• Contract / freelance: Spring Boot upgrades, Kafka integrations, new APIs and microservices, production support. See my services →

Email me about a role   Connect on LinkedIn