Senior Backend Engineer

About the Role The Senior Backend Engineer role gives the successful candidate the opportunity to champion the design of path-breaking information security products that address key gaps in security for the Internet of Things. Xage’s product is a unique application of blockchain technology, which leverages decentralization to place adversaries in a disadvantageous position. The role is pivotal to delivering thought leadership, product reliability, and robust design and architecture. Responsibilities Take ownership of specific project scope and initiatives and ensure high quality of deliverables Define, develop and maintain the deployment process and tools for Xage solutions spanning across IT, OT, and cloud environments Provide ongoing support and improve system health and reliability Stay up to date with emerging technologies and adopt best practices for highly scalable, distributed, autonomous systems Lead, direct, guide, and empower others to succeed Requirements 3+ years of experience in software development using proxies, WebSockets, packet tracing, and multi-tier client/server communication In-depth understanding and practical knowledge of JavaScript execution in the security context of modern web browsers, authentication and authorization using JWT, SAML, and SSO Fundamental working knowledge of multi-threading programming, inter-process communication, socket programming, high-performance, and low-latency programming Knowledgeable in C++, Go, Java-based secure coding, vulnerability assessment, and threat analysis Hands‑on experience with application protocols RDP, VNC, SSH, and core concepts of authentication, certificates, TLS, etc. Experience in cryptography, PKI, microservice architecture, large-scale infrastructure, reverse proxies, NGINX, SOCKS5, session management with load balancers Highly focused on quality, debugging, and troubleshooting skills Strong communication skills and expert system-level skills on Linux OS such as Ubuntu, Alpine, Red Hat Linux, and Docker Experience developing NGINX plugins or working with internals is a plus Experience developing applications using the Guacamole framework is a plus Benefits Competitive salary and equity Full health, dental, and vision insurance Visa transfer and immigration support Opportunity to work closely with founders and executives and participate in all aspects of company building Early-stage opportunity in a large market with proven traction and rapid growth #J-18808-Ljbffr Xage Security