Senior Back-End Engineer

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PayAll

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2011

💳 Fintech

☁️ SaaS

Fintech • SaaS

PayAll is a Venezuelan technology company that provides electronic payment collection and intermediation services, digital recharge and top-up solutions, and web advertising services. Founded in 2011, it offers a multi-channel platform including web pages, Android apps, and electronic kiosks for selling prepaid balance, coupons, and bill payments, with multi-branch reporting, point-of-sale management, and self-service features aimed at commercial partners and retailers.

📋 Description

• Architect, implement and deploy high-performance, multi-tenant services • Integrate with 3rd party services • Perform code reviews to ensure code quality, maintainability, and adherence to best practices • Write unit, functional and integration tests covering your code • Work closely with product managers, designers, and QA to deliver top-notch products • Involve in full software development lifecycle from concept to deployment, including maintenance • Contribute to CI/CD pipelines and optimize workflows for better efficiency • Create quality technical documentation to support the engineering and product teams • Implement and enforce secure coding standards to safeguard against security vulnerabilities • Actively participate in SCRUM rituals • Participate in product planning and roadmap discussions • Guide and mentor junior engineers, helping them to up their game • Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review • Document software designs decisions, APIs, and processes to support knowledge sharing and maintain technical clarity • Maintain publicly facing API documentation • Provide ongoing support and maintenance for existing applications, including bug fixes and performance enhancements.

🎯 Requirements

• 5+ years of hands-on experience designing, developing, and maintaining server-side applications using Java and/or Kotlin • Proven experience building and owning material components of large-scale financial systems, payment platforms, banking systems, or other mission-critical applications • Demonstrated experience designing and operating distributed systems, including understanding of scalability, reliability, fault tolerance, and performance optimization • Strong experience with data modeling, database architecture, and working with large-scale datasets and high-volume transactional data • Practical experience leveraging Artificial Intelligence (AI) tools and technologies within software development workflows, including improving engineering productivity, code quality, automation, or system capabilities • Proven ability to take end-to-end ownership of complex engineering initiatives, from architecture and design through implementation, deployment, and ongoing maintenance • Experience designing and developing microservices-based architectures and high-availability, low-latency systems • Strong proficiency with Java and/or Kotlin, including Spring Framework (Spring Boot, Spring MVC) • Solid understanding of software architecture principles, design patterns, and engineering best practices • Experience implementing secure software solutions with a strong security-oriented mindset, particularly in environments handling sensitive financial or transactional data • Experience working with cloud platforms such as AWS or GCP • Experience with CI/CD pipelines, infrastructure automation, and modern software delivery practices • Proficiency with version control systems, particularly Git • Experience writing comprehensive unit, functional, and integration tests • Experience creating and maintaining technical documentation, API documentation, and software design specifications • Previous experience mentoring engineers, providing technical guidance, conducting code reviews, and helping improve engineering practices across a team • Strong problem-solving and analytical skills with the ability to operate effectively in a fast-paced startup environment • Excellent communication and collaboration skills, with the ability to work cross-functionally with Product, QA, Compliance, and other business teams.

🏖️ Benefits

• Flexible work arrangements • Professional development opportunities