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Principal Software Engineer at Snowflake designs and builds the semantic layer that translates business definitions into optimized SQL for petabyte-scale data, enabling consistent analytics across BI tools, SQL, and AI agents.
Principal Software Engineer at Boston Scientific developing C++ software for medical devices in electrophysiology — building detection, tracking, and 3D surface reconstruction algorithms for cardiac sensors used in clinical procedures. Core stack is modern C++ with math/geometry, sensor data processing, and GUI/visualization work.
Tech Lead role at Nava PBC, a consultancy modernizing government services: you lead and coach an engineering team, define the technical/architectural roadmap, and oversee delivery of secure, scalable cloud systems for government clients. Core stack includes Python, React/Node.js, AWS, and DevOps practices like CI/CD and infrastructure-as-code.
A hands-on principal-level C++ systems engineer who owns RADLAB CORE, the shared software platform behind Metrea's radar, communications, and RF sensing R&D. Day to day this means architecting the codebase and CI/CD, optimizing signal processing pipelines (SIMD, concurrency, GPU offload), and integrating the platform with RF prototype hardware.
Qualis, LLC is looking for a full-time Principal Software Engineer to work in the Space Domain (SDA) and Missile Warning (MW) mission areas. This position will be filled in Huntsville, AL. Our team is dedicated to…
Gotion is hiring a Staff/Principal Battery Systems Engineer in Irvine, CA to serve as the system-level technical lead for high-voltage EV battery development: translating vehicle/OEM requirements into battery system requirements, driving architecture trade studies, DFMEA, BMS interface definitions, and DVP&R validation across cell, mechanical, electrical, and thermal teams.
Principal Software Developer in the FinOps team at Zynga designs data models, visualizations, and dashboards to analyze and optimize technology costs across mobile games, using Python, SQL, and Tableau.
Principal Software Engineer leading narrative systems in Unreal Engine 5, building cinematic, dialog, and interactive storytelling tech for a new sports franchise.
Principal Systems Engineer supporting a cryptologic dissemination customer at Fort Meade, MD, modernizing how auto-dissemination proposals are adjudicated — mapping data flows between systems and building processes/artifacts for requestors and adjudicators. Requires an active TS/SCI clearance with polygraph and deep systems engineering experience.
Contract role for a principal-level systems engineer who drives development of customer satellite systems with a focus on flight software delivery — requirements definition and flow-down, trade studies, verification planning/testing, and anomaly resolution across the full lifecycle. Core work centers on aerospace systems engineering, MBSE methods, and DOORS-style requirements management; US citize
Senior software developer joining IQVIA Laboratories (via Lifelancer) to design, build, and maintain scalable web applications with a strong React front-end focus, plus some API/back-end work, L2/L3 production support, CI/CD, and mentoring of junior developers. Remote within Canada.
Principal engineer on Toast's IQ Grow team in Dublin, designing and shipping AI-agent-driven marketing and guest-engagement features for restaurants. Hands-on backend/full-stack work (Java, Kotlin, React, PostgreSQL/DynamoDB), technical architecture for AI agents, and mentoring, in a hybrid role with 2 days/week in the Dublin office.
Hands-on Principal Software Engineer in IQ Business Group's iqx division, building secure, scalable, client-focused solutions for global wealth and asset management firms in a regulated fintech environment. Works with TypeScript, JavaScript, React, Node.js, SQL and AWS, shaping architecture and driving AI-assisted engineering practices.
Hands-on principal engineer in iqx (IQbusiness's technology division) Product Engineering team, shaping architecture and owning end-to-end delivery of secure, scalable products for global wealth and asset management clients in a regulated fintech environment. Core stack: TypeScript, React, Node.js, SQL, and AWS, with a strong AI-assisted engineering focus.
Principal Software Engineer builds and evolves API-first product platforms at a market-intelligence company, designing scalable APIs and agentic workflows used by internal teams, external integrations, and AI agents.
Principal Software Engineer at AlphaSense builds and leads API-first product platforms used by internal teams, external integrations, and AI agents, focusing on reliability, scalability, and cross-team technical direction.
Principal/Lead Software Engineer on Cvent's Events team, architecting and leading development of high-performance, scalable backend services for Goldcast's webinar platform. Core work spans distributed systems, microservices, and API design using Java, Go, or Python on enterprise cloud infrastructure (AWS/Azure/GCP).
Overview ibex. is seeking a technically strong and experienced Principal Software Engineer to lead the design, development, integration, and deployment of enterprise-grade AI-powered voice and digital agent solutions…
Basic Requirements Bachelor's degree in STEM discipline 8+ years of C/C++ development experience Experience in mission systems software architecture, including design, development, and integration. Software…
Basic Requirements ● Bachelor's degree in STEM discipline ● 8+ years of C++ development experience ● Open Mission Systems (OMS) software architecture and development ● C++ mission software development in Linux…
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