Join a dynamic engineering team building and supporting modern backend services for a large-scale enterprise environment. This contract opportunity is ideal for a senior software engineer who enjoys solving complex problems, developing reliable microservices, and contributing to both backend and frontend work in a collaborative setting.

Responsibilities

• Design, build, and maintain backend services and REST APIs in a distributed systems environment.
• Develop production-ready code using Java or Kotlin, with Spring Boot experience preferred.
• Work with Kafka or similar event streaming tools to publish, consume, and troubleshoot messages.
• Support and improve services running in cloud-based environments, with AWS experience preferred.
• Use Docker and Kubernetes to help deploy and operate applications efficiently.
• Participate in CI/CD workflows and contribute to smooth, reliable releases.
• Monitor production systems, investigate issues, and help resolve incidents quickly and effectively.
• Collaborate with team members across engineering and product functions to deliver high-quality solutions.
• Contribute to frontend enhancements when needed, including React-based UI support.
• Identify risks, communicate tradeoffs, and help keep delivery on track.

Skills

• 7+ years of backend software engineering experience building and operating production systems.
• Strong hands-on experience with Java or Kotlin.
• Experience with Spring Boot, microservices, and REST API development.
• Practical knowledge of Kafka or a similar streaming platform.
• Experience with relational databases such as PostgreSQL or MySQL, or NoSQL databases such as DynamoDB or MongoDB.
• Experience working in cloud environments, preferably AWS.
• Comfort working with Docker, Kubernetes, and CI/CD pipelines.
• Production support experience, including monitoring, logging, and incident response.
• Strong analytical thinking, attention to detail, and problem-solving skills.
• Experience using GitHub for source control, pull requests, code reviews, and branching workflows.

Preferred Skills

• Experience working in large enterprise engineering environments.
• Exposure to service migrations or modernization efforts.
• Background in fraud detection, risk systems, or security-related domains.
• Experience supporting UI work with React.
• Ability to work independently while staying aligned with architecture and technical direction.
• Strong communication skills and a collaborative mindset.
• Willingness to mentor or guide teammates when needed.

Horizontal is committed to building inclusive teams and creating opportunities where people from all backgrounds can thrive. We value diversity, equity, and inclusion as core principles and welcome candidates who bring different perspectives, experiences, and approaches to the work.

By applying for this position, you acknowledge and agree that Horizontal Talent may contact you regarding your application using automated technology, including phone calls, SMS/text messages, or email, which may be delivered by our virtual AI recruiter, Alex.