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This is a fully onsite position based in Mahwah, New Jersey. Candidates must be able to work from the Mahwah office five days per week. Remote and hybrid arrangements are not available. About SAYDAR SAYDAR is entering an exciting stage of growth, and we are looking for a highly technical Tech Lead to help shape what comes next. This is a rare opportunity to join a highly motivated engineering team with a strong, well-maintained codebase, reliable infrastructure, and a solid foundation already in place.Rather than stepping into an environment that needs to be rebuilt, you will have the opportunity to think ahead—setting technical direction, strengthening architecture, and planning how the platform will scale as the business grows. You will play a key role in decisions across backend systems, cloud infrastructure, DevOps, performance, automation, and applied AI. Working closely with engineering, product, and leadership, you will have meaningful influence over both immediate priorities and the long-term technical roadmap. We are looking for someone who enjoys solving complex problems, mentoring talented engineers, raising development standards, and building systems designed to support continued growth.   Responsibilities: • Define and lead the technical strategy across backend architecture, infrastructure, DevOps, and AI enabled engineering initiatives • Architect scalable, secure, and high performance systems capable of supporting increasing traffic, connected device ecosystems, and future platform growth • Identify opportunities to integrate AI driven solutions, automation, and intelligent tooling into both customer facing products and internal operations • Lead initiatives focused on platform optimization, reliability, observability, and operational efficiency • Drive infrastructure modernization across cloud environments, CI/CD pipelines, monitoring systems, logging frameworks, and deployment automation • Oversee backend services, APIs, integrations, databases, and frontend infrastructure to ensure long term scalability and maintainability • Evaluate emerging technologies, frameworks, AI platforms, and engineering tools that can improve developer productivity and system performance • Establish engineering standards, code quality expectations, architectural best practices, and scalable development processes • Implement proactive monitoring, alerting, analytics, and AI assisted diagnostics to reduce downtime and improve system health visibility • Partner cross functionally with product, engineering, and leadership teams to align technical strategy with business objectives • Mentor engineers while serving as a hands-on technical leader deeply involved in architecture and execution • Drive infrastructure and cloud cost optimization strategies while balancing scalability, reliability, and speed   MUST HAVE: Required Technical Stack / Hands-On Experience This role requires strong hands-on experience with the existing technology stack: Angular for frontend development, NGRX for state management, C#/.NET for backend services, SignalR or similar realtime communication frameworks.   Qualifications: Must be able to work fully onsite in Mahwah, New Jersey, five days per week. This position is not remote or hybrid. 5–10 years of experience in software engineering with deep expertise in backend systems, cloud infrastructure, and scalable application architecture Strong experience with DevOps, CI/CD, automation, observability, and infrastructure reliability Proven ability to optimize application performance and architect systems designed for scale Experience evaluating or implementing AI driven tools, workflows, or platform capabilities within engineering environments Strong understanding of APIs, distributed systems, databases, frontend infrastructure, and cloud native technologies Comfortable operating in fast paced Agile enviro