Location: Limassol, Cyprus Work from officeThe company provides work visa and wopk permit

We are looking for a Backend Engineer with strong expertise in Java and / or Kotlin and extensive experience in the payments ecosystem, particularly in card payment gateways. If you have a passion for building high-performance systems and possess deep knowledge of payment gateways and card transactions, we’d love to hear from you. You will play a crucial role in designing, developing, and maintaining our backend systems to ensure seamless and secure payment processing for our clients.

About the company

It`s a fast-growing tech company specializing in innovative payment solutions. The mission is to revolutionize the payments ecosystem by building high-performance, reliable, and scalable systems that empower businesses and consumers alike.

Requirements

●      Experience:

Minimum 5 years of proven experience in backend development.

○      Extensive experience with card payment gateways and handling card transactions, including 3DS flows.

○      Strong expertise in Java and/or Kotlin programming languages.

●      Technical Skills:

○      Solid knowledge of the Spring Framework (e.g., Spring Boot, Spring WebFlux).

○      Proven experience in building and maintaining payment gateways focused on card transactions within the payments ecosystem.

○      Experience with microservices architecture and developing distributed systems.

○      Expertise in designing and maintaining high-scale, high-availability systems.

○      Strong understanding of database systems, both SQL and NoSQL.

●      Soft Skills:

○      Strong problem-solving skills and a collaborative mindset.

○      Excellent communication skills and the ability to work effectively in a team environment.

Nice-to-Have Skills

●      Familiarity with messaging systems like Kafka, RabbitMQ, or similar.

●      Experience with monitoring tools such as Prometheus, Grafana, or equivalent.

●      Knowledge of cloud platforms (e.g., AWS, GCP, Azure) and container orchestration (e.g., Kubernetes).

●      Experience with PCI DSS compliance and secure payment system practices.

●      Knowledge of payment processing standards such as EMV, PSD2, or similar.

●      Familiarity with OpenAPI, gRPC, or Protobuf.

●      Hands-on experience with DevOps practices and CI/CD pipelines.

Key Responsibilities

●      Design & Development:

○      Design, develop, and maintain backend systems for high-scale, high-availability payment solutions.

○      Build, enhance, and optimize payment gateways specifically for card transactions, including support for 3DS flows.

●      Collaboration:

○      Work closely with the product team to design solutions that meet business needs within the payments ecosystem.

○      Collaborate with cross-functional teams to develop and maintain a robust microservices architecture.

●      Problem Solving & Optimization:

○      Solve complex technical problems to ensure system performance, reliability, and scalability.

○      Analyze and optimize system performance, focusing on transaction throughput and latency.

●      Code Quality & Best Practices:

○      Write clean, maintainable, and testable code with a focus on quality and best practices.

○      Ensure codebase adheres to industry standards and is well-documented.