Java Golang Developer / Merrimack, NH or Westlake, TX | Onsite

We're seeking a Backend Developer with strong experience in Golang and/or Java to build scalable, high-performance systems and APIs. This role is ideal for engineers who thrive in polyglot environments, working across modern backend technologies to design and deliver distributed, cloud-native applications. You'll collaborate with cross-functional teams to build secure, reliable, and efficient systems that operate at scale, as well as solve complex engineering challenges with real business impact within a culture that is focused on innovation, ownership, and continuous learning.

Responsibilities:

• Backend Development
• Design, develop, and maintain backend services using Golang and/or Java (Spring Boot)
• Build clean, efficient, and maintainable code following best practices
• Develop and maintain RESTful APIs and gRPC services
• Write scenario-based tests (Cucumber or similar frameworks)
• System Design & Architecture
• Contribute to system architecture and technical design decisions
• Build scalable, distributed, and fault-tolerant systems
• Optimize performance, scalability, and reliability
• Microservices & Integration
• Develop and maintain microservices-based architectures
• Integrate with internal platforms and third-party services
• Work with messaging systems such as Kafka or RabbitMQ
• Data & Persistence
• Design and optimize SQL and NoSQL databases (PostgreSQL, MongoDB, etc.)
• Ensure high performance, availability, and data integrity
• Cloud & DevOps
• Deploy and manage applications in cloud environments (AWS, Azure, Google Cloud Platform)
• Use Docker and Kubernetes for containerization and orchestration
• Collaborate with DevOps teams on CI/CD pipelines
• Performance & Security
• Monitor, troubleshoot, and improve system performance
• Implement secure coding practices, authentication, and data protection
• Maintain documentation and follow version control best practices

Required qualifications to be successful in this role:

• 6+ years of overall IT experience (consulting experience preferred)
• Strong hands-on experience in Golang and/or Java backend development
• Experience with Spring Boot (for Java) or strong Go expertise
• Experience building REST APIs and/or gRPC services
• Solid understanding of microservices architecture
• Experience with Docker and Kubernetes
• Hands-on experience with SQL/NoSQL databases
• Familiarity with Git and CI/CD pipelines
• Strong communication and collaboration skills

Desired qualifications:

• Experience working in polyglot environments (Go + Java) .
• Experience with cloud platforms (AWS, Azure, Google Cloud Platform) .
• Exposure to event-driven architectures .
• Familiarity with monitoring tools (Prometheus, Grafana) .
• Experience with high-scale distributed systems
• Bachelor's degree in computer science or related field