Senior Java Engineer - Cloud Platform

• Writing high-quality, performant, and secure Java code
• Connect unfamiliar technical concepts to your existing knowledge base and find pragmatic paths forward
• Balance immediate deliverables with long-term architectural thinking and planning
• Writing extensive and thorough tests
• Extending our cloud offering with security, scalability, and control plane features
• Helping to maintain and extend the FusionAuth Terraform provider
• Supporting other engineers with your cloud and platform expertise
• Writing clear, high-quality documentation for new features
• Participating in the on-call engineer rotation, solving critical customer issues should they arise. While not the norm, we do have some off-hours support requirements.
• Provide technical support to our customers
• Be a voice of positive change in the Engineering organization

• 10+ years of professional software development experience
• 6+ years of experience with a heavy ops or platform engineering component
• Highly proficient in the Java programming language
• Bachelor's degree in computer science, or demonstrable experience with a broad set of theoretical topics
• Highly proficient in object-oriented design and implementation
• Deep, hands-on experience with AWS — you're comfortable across a wide range of services and deployment models
• Strong platform engineering experience in a Linux environment
• Experience architecting, building, and managing complex application topologies on Kubernetes
• Experience with infrastructure-as-code tools, particularly Terraform
• Experience with building highly available, high-performance, scalable applications
• Expertise in building multi-threaded, API-first applications
• In-depth knowledge of unit and integration testing
• Comfortable using AI tools like Opencode or Claude Code in development workflow
• Real working knowledge of relational databases — you understand query optimization, indexing strategies, and database design beyond ORM abstractions
• Experience up and down the entire stack, including cloud infrastructure, operating systems, databases, back-end services, and JavaScript on the front end
• Located in the Denver metropolitan area with the ability to come into our Westminster office 2-3 times per week

• Strong quantitative and data-driven approach to solving problems
• Passion for security in general, and auth specifically
• Quick learner with the ability to rapidly master new technologies and skills
• Influential communicator: holds strong opinions but adapts flexibly to new information or team input
• Appreciates first principles thinking, but understands when it's time to stop theorizing and start building
• Comfortable and passionate about working in open-source environments
• Adaptable to challenges common in a startup with ~50 employees
• Enjoys and thrives in a dynamic startup vibe

• $170k–$200k expected base salary range*

When you join FusionAuth’s Denver team, you’ll enjoy a modern campus experience designed for productivity, wellness, and community:

• Newly upgraded amenity spaces including a sleek tenant lounge and café with booth seating and collaborative workspaces.
• Access to a fitness studio, showers, lockers, and secure bike storage.
• Regularly stocked in-suite kitchen with a variety of snacks and beverages to keep you fueled throughout the day.
• Onsite café offering chef-driven menus with fresh, locally sourced, organic, and non-GMO options to suit diverse dietary needs. Easy ordering via app.
• 3-acres of green space, including communal parks and picnic areas, connected to miles of jogging, biking, and recreation trails.
• Yoga in the circle and wellness programs to enhance work-life balance.
• Dedicated outdoor workspaces and patio gathering areas.
• Ample on-site parking, easy freeway access, and high-speed fiber internet.
• Sustainability-minded campus and community initiatives, including support for regenerative agriculture programs.

Enjoy a high-tech business environment that inspires creativity and energizes your workday—all just minutes from the heart of Denver and Boulder.

*Pursuant to various state laws, we must display the pay range for this job.

Since we are willing to hire within a broad spectrum of qualifications, this range is broad.

The expected base salary may be adjusted based on individual qualifications, role, level and location.

For full-time team members, we offer:

• Comprehensive health insurance including medical, dental, and vision coverage, with the company covering the majority of your medical premiums to keep your costs low Fully employer-paid High Deductible Health Plan (HDHP) option paired with a Health Savings Account (HSA), including employer contributions
• Fully employer-paid High Deductible Health Plan (HDHP) option paired with a Health Savings Account (HSA), including employer contributions
• Basic life insurance and short- and long-term disability coverage fully paid by the company for essential financial protection
• Voluntary life insurance options to provide additional financial protection for you and your loved ones
• Healthcare and Dependent Care Flexible Spending Accounts (FSAs) to save pre-tax dollars on eligible expenses
• 401(k) plan with company match to help you save for retirement
• Generous paid time off (PTO) plus paid company holidays to support work-life balance
• Employee Assistance Program (EAP) offering confidential counseling and support services
• Professional growth and development opportunities to boost your career journey
• Eligibility for performance-based bonuses or variable compensation tied to individual, team, or company results

• Application Submission: We value authentic, thoughtful responses. Copy/pasted or AI-generated answers to application questions that don’t reflect your own experience may disqualify your application.
• In-Person Interview: Please be aware that participating in an in-person interview is encouraged so we can get to know each other. FusionAuth reimburses reasonable travel and lodging expenses associated with onsite interviews.
• Work Authorization: Applicants must be authorized to work for any employer in the U.S. We are unable to sponsor or assume sponsorship of an employment Visa at this time.