harmonic-security-inc - Senior Backend Engineer
Requirements
• 3–5+ years of professional software engineering experience building backend services and distributed systems in the Java ecosystem (Java, Spring Boot, Maven/Gradle) • Strong understanding of event-driven architectures, asynchronous processing patterns, messaging systems, and distributed system design • Proven experience designing and maintaining RESTful APIs, web hooks, and service-to-service integrations • Comfortable operating in AWS, GCP, or Azure environments and working with modern observability tooling, logging, and monitoring platforms • A track record of delivering performant, reliable and scalable applications • Excellent collaboration and communication skills in cross-functional teams • YOU MIGHT BE A FIT IF YOU • Have experience building products in cybersecurity, identity, governance, compliance, data protection, or enterprise SaaS environments • You understand not just how to build systems, but why architectural decisions matter • You can balance scalability, reliability, maintainability, and speed of execution • You think critically about security, observability, and operational excellence from day one • Love the idea of blending software development, distributed systems and data-intensive applications • Strong familiarity with authentication and identity technologies such as OAuth, OpenID Connect (OIDC), SAML, SCIM, Entra ID (Azure AD), Okta, or other enterprise identity providers • Thrive in fast-paced startup environments where ambiguity is the norm • Enjoy shaping culture and engineering practices, not just writing code • Leverage AI tools as an engineer to help you build smarter, faster and better
Responsibilities
• Own deliveries and features from start to finish • Design, build, and own backend services in a microservices-based, event-driven architecture • Implement core domain logic that drives key product workflows and system behavior • Ingest and process high-volume usage and event data from customer-facing endpoints • Build backend services that support operational, analytics, and reporting use cases • Model, persist, and manage domain data, enabling querying, filtering, and lifecycle management • Expose well-designed APIs and webhooks consumed by customers, UIs, and external systems • Power customer-facing UI experiences by providing backend APIs for visibility, analytics, and configuration
Benefits
• This isn't just a job - it's a chance to help define a category. Harmonic Security was named to the Rising in Cyber 2026 list, and we're just getting started. We're building at the intersection of AI and security, carving out an emerging market where the rules haven't been written yet, and the people who join now will write them. • We believe today's talent is tomorrow's success, and we're committed to creating an environment where you can do the best work of your life. • Recognized momentum - We made the Rising in Cyber 2026 list, a signal that the market is taking notice • Rare market opportunity - Join early in a category-defining company at the convergence of AI and security, where your work directly shapes how enterprises tackle one of the biggest unsolved problems in tech • Competitive pay and meaningful equity - A real stake in Harmonic's success, not a token gesture • Comprehensive benefits - 401K, pension plan, generous PTO, and flexible hybrid work • A small, high-trust team that values transparency, creativity, and continuous learning - no politics, no bureaucracy • Thoughtful leadership - that cares deeply about your growth, not just your output • Annual global off-sites - past trips include Lisbon, Portugal and Nashville, TN • Real ownership - you'll shape the product, the culture, and the direction of the company from day one • HARMONIC'S CORE VALUES • 🌱 Flourish in the Unknown • We embrace new, unfamiliar situations that require initiative and rapid decision-making. We orient ourselves quickly and deliver results with minimal guidance. • We raise our hands, take on challenges, and assist others whenever possible. We hunger for opportunities to learn and do more. • 🤝 Perfect Harmony • We support one another to create cohesion and unity. We collaborate openly, share feedback honestly, and help everyone produce their best work
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