Java Engineer

Architect, implement, and optimize live and on-demand streaming pipelines in Wowza. Design scalable transcoding and packaging workflows, debug performance issues, integrate native code via JNI, and serve as a streaming subject-matter expert across cross-functional projects. The summary above was generated by AI, We're seeking a Senior Java Video Streaming Engineer with deep expertise in transcoding, packaging, and delivery workflows to join our engineering team. In this role, you will architect, implement, and optimize live and on-demand streaming pipelines in Wowza Streaming Engine. We are looking for someone with deep expertise in streaming video standards and a low level understanding of the key components in video processing. What You'll Do

• Design and develop core features within Wowza Streaming Engine designed for testability and scale.

• Design and implement advanced transcoder workflows for new codecs and accelerators.

• Design and implement highly scalable packaging workflows.

• Debug and resolve customer reported issues, bugs and performance issues.

• Participate in cross-functional projects from conception through deployment.

• Be a resource to other team members as a streaming subject matter expert. Nice to Have, Senior Java Developer on an agile team to design, develop, test, and deploy enterprise-grade Java/J2EE web applications. Ensure performance, security, scalability, maintain documentation, review requirements, propose solutions, and improve SDLC through TDD, CI/CD automation, code reviews, and collaboration with architects and stakeholders. Top Skills: AngularjsCi/Cd AutomationCloud NativeCSSDockerGitHibernateHTMLInformixJavaJava EeJavaScriptJavaserver Faces (Jsf)Javaserver Pages (Jsp)JpaLinux (Red Hat)PerlRestful Web ServicesServletsShell ScriptingSpring BootSpring FrameworkSQL Photon, Lead design and implementation of Java Spring Boot microservices, build scalable reusable code, write automated tests, perform API validation and performance tuning, collaborate with architects, front-end and product teams, mentor and manage developers, enforce development standards, perform code reviews, and support CI/CD, monitoring, and deployment. Top Skills: BianCi/CdDapperDockerDynatraceElkEntityFluxGitGitlabHibernateJavaJIRAJunitKafkaKibanaMonoMs SqlOauthOraclePostgresPostmanRestSoap UiSonarqubeSpring BootSwagger

What you need to know about the Colorado Tech Scene

With a business-friendly climate and research universities like CU Boulder and Colorado State, Colorado has made a name for itself as a startup ecosystem. The state boasts a skilled workforce and high quality of life thanks to its affordable housing, vibrant cultural scene and unparalleled opportunities for outdoor recreation. Colorado is also home to the National Renewable Energy Laboratory, helping cement its status as a hub for renewable energy innovation.

Key Facts About Colorado Tech

• Number of Tech Workers: 260,000; 8.5% of overall workforce (2024 CompTIA survey)
• Major Tech Employers: Lockheed Martin, Century Link, Comcast, BAE Systems, Level 3
• Key Industries: Software, artificial intelligence, aerospace, e-commerce, fintech, healthtech
• Funding Landscape: $4.9 billion in VC funding in 2024 (Pitchbook)
• Notable Investors: Access Venture Partners, Ridgeline Ventures, Techstars, Blackhorn Ventures
• Research Centers and Universities: Colorado School of Mines, University of Colorado Boulder, University of Denver, Colorado State University, Mesa Laboratory, Space Science Institute, National Center for Atmospheric Research, National Renewable Energy Laboratory, Gottlieb Institute

• Experience with C/C++ development and ability to read, debug, and contribute to native codebases that interface with Java via JNI.

• Contributions to open-source video projects such FFmpeg or gStreamer.

• Experience with Wowza Streaming Engine.

• Understanding of build (CI/CD) and test automation frameworks for large scale software.

• Experience creating and documenting public APIs and creating publicly available SDKs. RequirementsTechnical RequirementsJava Expertise (Core Requirement)

• 8+ years of hands-on Java development in performance-critical, large-scale systems.

• Deep understanding of Java concurrency and multithreading - thread pools, locks, synchronization, concurrent data structures, and designing thread-safe components for high-throughput workloads.

• Strong knowledge of JVM internals including garbage collection tuning (G1, ZGC, Shenandoah), heap/off-heap memory management, and GC pause optimization for latency-sensitive applications.

• Proven ability to optimize Java applications for memory, CPU, and GPU utilization using standard Java profiling and diagnostic tools.

• Experience with JNI (Java Native Interface) for integrating Java with native C/C++ libraries and managing cross-boundary memory and threading safely.

• Experience with Unit testing, performance testing/tuning (heap dump analysis, thread dump analysis), and debugging complex multithreaded Java applications. Video Streaming & Domain Knowledge

• 5+ years' experience in transcoding and packaging workflows (Wowza or similar).

• Deep knowledge of video codecs: H.264/AVC, H.265/HEVC, VP8/VP9, AV1.

• Hands-on experience with GPU or VPU accelerated transcoding pipelines.

• Extensive experience with one or more of the common streaming protocols - RTMP, RTSP, HLS, MPEG-DASH, CMAF, WebRTC.

• Knowledge of content encryption and DRM.

• Familiarity with video quality metrics (PSNR, SSIM, VMAF)., Join an agile team to design, develop, test, and deploy enterprise web applications. Build high-quality Java/J2EE solutions, maintain system docs, implement RESTful services, improve SDLC practices (TDD, CI/CD, static analysis), and collaborate with architects, developers, and stakeholders. Perl experience required. Top Skills: AngularAngularjsAutomated Security ScanningCi/CdCSSDockerGitHibernateHTMLInformixJavaJavaScriptJpaJsfJspLinux (Red Hat)PerlRestful Web ServicesServletsShell ScriptingSpring BootSpring FrameworkStatic Code AnalysisTdd

Salary Range: $175,000 - 200,000

• Generous Paid Time Off
• Medical, Dental, and Vision insurance (effective Day 1)
• 401(k) with strong company match
• Dependent Care FSA
• Employer-paid Life Insurance and AD&D
• Voluntary Life Insurance (Employee/Spouse/Child)
• Paid Parental Leave
• Short-Term and Long-Term Disability
• Training & Development opportunities
• Employee Assistance Program (EAP)

Wowza Media Systems is a Colorado-based global leader in video streaming software. Our technology powers live and on-demand video delivery for education, healthcare, enterprise, gaming, government, and more-reaching customers in over 100 countries. Backed by Clearhaven Partners, we continue to grow by pushing innovation in scalable, low-latency video streaming., At Wowza, you'll be part of a fast-paced, mission-driven team working on solutions that power critical real-world applications-from live-streaming graduations to helping parents monitor NICU care. We encourage ownership, collaboration, and innovation while providing a supportive, global team environment. HQ Wowza Lakewood, Colorado, USA Office Our new office is located directly in heart of BelMar with tons of great amenities in the office as well as right outside the door in the Belmar complex! Steps away from many bars, restaurants, fitness studios and various shops tailored to a variety of needs!