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THE COMPANY Saildrone is a maritime defense company and the global leader in autonomous unmanned surface vehicles (USVs). With more ocean miles and real-world operational experience than any USV manufacturer or…
Lambda, The Superintelligence Cloud, is a leader in AI cloud infrastructure serving tens of thousands of customers. Our customers range from AI researchers to enterprises and hyperscalers. Lambda's mission is to…
About the Opportunity Join a leading multi-strategy investment management firm where technology plays a critical role in supporting investment, trading, risk and operational functions. The firm operates across multiple…
Voyager is an innovative space, defense, and national security technology company committed to advancing and delivering transformative, mission-critical solutions. We tackle the most complex challenges to unlock new…
Principal Systems Engineer to define air-vehicle software requirements, model system architecture, and support certification for a Group 5 autonomous aircraft using model-based systems engineering.
Principal-level mission systems engineer at defense tech company Anduril who selects, architects, and validates mission payloads (communications, sensing, effectors) for autonomous air systems — from physics-based modeling and trade studies through subcontractor management and vehicle integration. Requires an active Top Secret clearance, RF/IR expertise, and 15+ years in a relevant engineering fie
Principal Software Engineer at Twilio builds a real-time identity resolution platform using distributed systems and graph databases to link identifiers across sources for fraud and risk use cases.
Principal Software Engineer at Twilio designs, builds, and scales cloud-based communication platforms using AI and distributed systems to empower developers globally.
NOTE: This opportunity is full-time employment position only (no 1099 or C2C engagements, or third parties or staffing agencies, please). The candidate MUST be a U.S. Citizen and Permanent Resident (Green Card holder).…
RE Partners is seeking a Principal Java Engineer to join our high-performing team in the UK. You will own the design and optimization of low-latency, high-throughput backend systems for payments, building secure…
Principal Software Engineer at ZoomInfo building and scaling a unified data platform with GraphQL, BigTable, BigQuery, and Solr+, focusing on real-time processing, multi-tenant isolation, and sub-second query latency.
Clarity Innovations is a trusted national security partner, dedicated to safeguarding our nation’s interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense…
Principal engineer designs and scales high-performance Rust-based backend services for a converged security platform, focusing on low-latency data forwarding, distributed systems, and gRPC APIs.
Designing and optimizing high-performance network system architecture and security features for Zscaler's cloud security platform, using Golang and Python to solve complex networking challenges and enhance the company's multitenant architecture.
Designs, develops, and optimizes high-performance networking and security systems for Zscaler’s Zero Trust Exchange platform, ensuring scalability, resilience, and compliance with certifications like FIPS and FedRAMP. Works closely with cross-functional teams to enhance multitenant architecture and troubleshoot complex data path issues using Go, Python, and AI/ML technologies.
Principal Software Development Engineer at Zscaler (hybrid, Bangalore) on the ZPA team, acting as a hands-on technical leader for large-scale Generative AI platforms and agent systems in production. Day to day involves building MCP servers, deploying containerized AI workloads with Docker/Kubernetes, and defining engineering standards for enterprise AI.
Principal engineer on Zscaler's platform team designing high-performance C datapath features (load balancing, firewall rules, L7 protocols) for its global cloud security infrastructure. Hybrid San Jose role centered on C/C++, Linux/Unix, and networking protocols like DNS, HTTP, TCP/IP, and SSL/TLS.
Principal engineer in Zscaler's Exposure Management & Security Operations team (hybrid, Bangalore), leading the architecture and delivery of large-scale AI/ML infrastructure, LLM serving platforms, and agentic workflows for cloud-scale cybersecurity, while mentoring engineers and driving cross-functional technical strategy on distributed systems and cloud platforms.
Principal Software Engineer designing and building core services for Global-e's global logistics platform using Scala, Kubernetes, and AWS within an API-first microservice architecture.
Description: The Principal Engineer will provide hands-on technical leadership for the architecture, integration, governance, and operationalization of enterprise Al engineering platforms. The role will drive…
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