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WEX

Senior Java Software Development Engineer

WEX Brazil

Software Development · 5,001-10,000 employees

Yesterday
Remote java Senior (5-10 yrs) Full-time Brazil
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About the role

Develop and implement scalable software solutions for transaction processing platforms using Java and Kafka. Collaborate with the team to maintain high code quality through reviews and troubleshoot issues in cloud-based environments.

What they look for

Java Kafka Cloud-native Docker Kubernetes AWS Redis Valkey API development Infrastructure as code Data structures Algorithms Object-oriented design Grafana Splunk Agile

Requirements

Requires a bachelor's degree in Computer Science or a related field and significant experience with cloud-based infrastructure and modern tech stacks. Candidates must possess strong problem-solving skills and proficiency in Java, containerization, and event streaming platforms.

Full description

We are seeking a Software Engineer in the WEX Transaction Systems organization. This role will be a software engineer to help develop, drive, and execute implementation in an engineering team for the WEX Transaction Systems platform applications. Transaction Systems deals with card swipe authorization and clearing txn processing for WEX’s industry-leading fuel card platform. 

As a Software Engineer on our team, you will be a key contributor following best practices in developing, and maintaining our cloud-native solution and delivering best in class solutions. You'll work with a modern tech stack including containerization, Kafka event streams, core java and APIs written in Java. This is an opportunity for you to join an agile, and collaborative team that values ownership, high-quality results, and a fun working environment.  

How you’ll make an impact

  • Develop, and implement scalable and reliable software solutions using core java, Kafka, cache and other modern technologies.
  • Write clean, maintainable, and well-documented code.
  • Participate in code reviews and collaborate with other team members to ensure high code quality.
  • Troubleshoot and resolve issues in a timely and efficient manner.
  • Pick up new technology and switch between tech stacks with a minimum of fuss.
  • Stay abreast of industry best practices and emerging technologies.

Experience you’ll bring

  • Bachelor's degree in Computer Science, Engineering, or a related field.
  • Great software development experience, including experience developing and supporting cloud-based infrastructure as code.
  • Strong understanding of data structures and algorithms, object-oriented design, and problem-solving skills.
  • Experience designing, implementing, and operating cache(Redis or Valkey) solutions in cloud-based, high-throughput systems.
  • Experience with Docker and orchestration tools like Kubernetes for deployment.
  • Experience with event streaming platforms (e.g., Kafka).
  • Experience with cloud platforms such as AWS.
  • Experience with logging, metrics, and tracing tools (e.g., Grafana, Splunk) to monitor and troubleshoot live systems.
  • Excellent written and verbal communication skills, and a collaborative mindset.

Bonus points for

  • Familiarity with implementing APIs and/or gRPC services.
  • Experience with automated deployment pipelines.
  • Examples of passion projects or contributions to open-source projects.
  • Passion for technology and a desire to learn and grow.

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