# Senior Java Backend Developer

**Company:** [TAWANTECH](http://jobs.workable.com/companies/piLvdXFhcyDhza9LCgay1S.md)
**Location:** Remote
**Workplace:** remote
**Employment type:** Full-time
**Department:** IT

[Apply for this job](http://jobs.workable.com/view/0d9c30e0-6c52-441e-930d-48f3c6a1ab54)

## Description

We are looking for a \*\*Java Backend Developer\*\* with experience in \*\*payment systems\*\* to develop secure and scalable backend services for financial transactions.

Responsibilities

\* Develop and maintain backend services using Java and Spring Boot.

\* Build and integrate payment processing systems.

\* Develop RESTful APIs and microservices.

\* Ensure system security and compliance (PCI-DSS).

\* Optimize performance and reliability.

\* Fix bugs and support production systems.

\* Collaborate with cross-functional teams.

## Requirements

\* Bachelor’s degree in Computer Science or related field.

\* 4+ years of Java backend experience.

\* Strong knowledge of Java, Spring Boot, and REST APIs.

\* Experience in payments, fintech, or banking systems.

\* Knowledge of databases (MySQL/PostgreSQL).

\* Familiarity with Git and CI/CD tools.

\* Understanding of security standards (OAuth, JWT, encryption)..