Senior Java Developer

Job Description

Job Description

Senior Java Developer

Location : Remote

Type : Full-time

About Us

MarketTime is a fast-growing B2B ecommerce SaaS company transforming how businesses buy and sell through a modern, multi-tenant platform. As a registered PayFac, we process high volumes of sensitive financial data and credit card transactions, requiring rigorous adherence to PCI-DSS and evolving fintech regulations. Our platform is powered by robust public APIs, a scalable MySQL-backed infrastructure, and a growing suite of payment orchestration capabilities.

We’re looking for a Senior Java Developer to join our engineering team. You’ll play a critical role in designing, building, and scaling secure, high-performance features in our ecommerce platform while mentoring others and helping us maintain strong compliance standards.

Responsibilities

• Lead the design, development, and deployment of Java-based microservices for version 2.0 of our SaaS ecommerce platform.
• Ensure solutions are PCI-DSS compliant , secure, and scalable.
• Work with cross-functional teams (Product, DevOps, QA, Security) to deliver features from design to production.
• Optimize data access and persistence using MySQL (schema design, query optimization, performance tuning).
• Contribute to the evolution of our public APIs with a focus on reliability, usability, and performance.
• Drive engineering best practices : code reviews, CI / CD, automated testing, and documentation.
• Mentor and coach mid-level and junior developers to strengthen the team.
• Troubleshoot production issues and provide on-call support as needed.

Qualifications

Preferred