Senior Java Software Engineer

Ranger Technical Resources; California (MO); On-site; USD 140,000 - 190,000; Full time

Job summary

Ranger Technical Resources seeks a Staff Java Engineer to influence architecture decisions, mentor engineers, and drive high-impact initiatives for a leading SaaS IT operations platform. You will shape scalable, secure, and maintainable Java-based systems across multiple squads in a fast-moving environment.

You will leverage Spring Boot/Spring Cloud, AWS, and modern DevOps practices to deliver resilient software with high performance and reliable operations.

Qualifications

• Bachelor’s degree in CS/CE or equivalent experience.
• 8+ years of enterprise Java development.
• Staff-level influence in designing and maintaining complex enterprise solutions.
• Hands-on SaaS, cloud deployments, and distributed systems experience.
• Strong CI/CD and DevOps background for enterprise SaaS web apps.
• Ability to lead major architectural decisions to improve performance and reliability.

Responsibilities

• Design, develop, and optimize Java-based applications handling large-scale workloads.
• Drive cross-team initiatives and align with company-wide goals.
• Establish and uphold coding standards with reviews and testing; mentor engineers.
• Conduct root cause analysis and guide incident response for high-impact issues.
• Lead CI/CD improvements to accelerate releases while ensuring quality.
• Champion scalable, fault-tolerant design; introduce new frameworks for growth.

Skills

Java

System architecture

Cloud engineering

CI/CD

Distributed systems

Security best practices

Mentoring

Education

Bachelor's degree in Computer Science or related field

8+ years enterprise Java development

Staff-level influence in architecture

Tools

Spring Boot

Spring Cloud

Kotlin

AWS

PostgreSQL

RabbitMQ

Redis

Terraform

Jenkins/GitHub Actions

Docker

Job description

Our partner, a leading SaaS provider of unified IT operations solutions designed to simplify and automate the management of IT infrastructure, is seeking a Staff Java Engineer to join their high-performance team. In this role, you will strategically influence architecture decisions, lead complex technical initiatives, and mentor engineers across multiple squads. Your expertise in scalable, resilient Java-based systems will be key to integrating and optimizing diverse solutions in a fast-paced environment. As a Staff Engineer, you’ll handle cross-functional collaboration, ensuring applications remain secure, maintainable, and highly performant. You’ll also engage in long-term technical strategy, supporting an expanding product that continues to reshape IT management.

Experience and Education:

• Bachelor’s degree in Computer Science, Computer Engineering, or a related field (or equivalent experience).
• 8+ years of enterprise software development, with a heavy emphasis on Java-based systems.
• Proven track record of staff-level influence in designing, developing, and maintaining complex, cross-functional enterprise solutions.
• Hands-on background with SaaS platforms, large-scale cloud deployments, and distributed systems.
• Strong background in CI/CD, DevOps methodologies, and maintaining enterprise SaaS web applications.
• Demonstrated ability to lead major architectural decisions to improve performance, reliability, and developer productivity.

Technology Skills and Strengths:

• Spring Boot, Spring Cloud, Kotlin (nice to have)
• AWS (Lambda, EC2, S3, RDS), or other major cloud platforms
• PostgreSQL or other relational databases
• RabbitMQ, Redis, or similar messaging/caching solutions
• Advanced Architecture Principles (DDD, event-driven systems)
• CI/CD Pipelines (Jenkins, GitLab, GitHub Actions)
• Test-Driven Development (JUnit, Test Automation)
• Root Cause Analysis & Troubleshooting at scale
• Performance Optimization (profiling, load balancing)
• Distributed Systems (resilience, scaling, concurrency)
• Security (best practices, encryption, OWASP)
• Cloud Architecture & Scalability best practices
• GIT Source Control
• Infrastructure as Code (Terraform, CloudFormation)
• Monitoring & Observability (Splunk, Datadog, Prometheus, Grafana)

Primary Job Responsibilities:

• Design, develop, and optimize Java-based applications handling large-scale workloads. Champion best practices that ensure code remains clean, efficient, and well-documented.
• Drive cross-team initiatives to align with company-wide goals. Collaborate with product, DevOps, and security teams to define long‑term technical strategy, ensuring solutions scale efficiently.
• Establish and uphold coding standards via design reviews and robust testing. Mentor mid-level and senior engineers, fostering an environment where continuous learning and knowledge sharing thrive.
• Conduct root cause analysis on high-impact issues, leveraging advanced profiling techniques. Guide the incident response process, ensuring minimal downtime and well‑documented learnings.
• Lead the improvement of CI/CD pipelines, accelerating release cycles while maintaining quality. Advocate for DevOps principles that streamline development and deployment processes.
• Champion scalability and fault‑tolerant design. Introduce new frameworks and tools to handle growth in traffic or data volume, and ensure systems remain secure and high performing.
• Maintain technical documentation of architecture decisions and code changes. Partner closely with Product, QA, and other engineering teams to ensure cohesive delivery and clear communication.