Lead Principal Software Engineer - Python AI Pipelines

About UsAt CarGurus (NASDAQ: CARG), we strive to empower individuals in their journey to reach their destination. Originating as a dedicated team of developers, we've worked tirelessly to instill trust and transparency in the car shopping experience. Our relentless innovation and swift market strategies have propelled us to become the largest and fastest-growing automotive marketplace, boasting over 15 years of profitability.Our MissionThe automotive landscape is evolving, and so are we. Our commitment extends to transforming the entire car ownership process online, guiding our customers from selling their old vehicles to financing, purchasing, and delivering new ones. Each month, millions of consumers visit CarGurus.com, with approximately 30,000 dealerships utilizing our solutions. Our employees appreciate our people-first culture, which prioritizes kindness, collaboration, and innovation, empowering our Gurus to advance their careers. Join us in disrupting this trillion-dollar industry!Role OverviewWe are on the lookout for a Principal Software Engineer to join our DevX Pipelines & Automation team. This pivotal role is essential in accelerating our time-to-market while ensuring the highest quality. You will contribute to the continuous modernization of our platform, focusing on self-service pipelines and ephemeral environments. The perfect candidate is passionate about Continuous Delivery and platform development, with a robust background in supporting complex software systems and a drive to enhance software delivery processes.

Join our dynamic team as a Principal Software Engineer specializing in Program Analysis for AI! We are on the lookout for a highly skilled software engineer to spearhead the development of next-generation transpilation tools that leverage AI and advanced verification techniques. Your work will play a crucial role in bridging the gap between algorithm development and the deployment of these algorithms in embedded systems.In this pivotal position, you will lead the design and implementation of innovative code generation pipelines that integrate Generative AI, Static Analysis, and Formal Verification methods to facilitate the translation of code from one programming language to another.

At Klaviyo, we cherish the distinct backgrounds and perspectives that each Klaviyo (as we affectionately refer to ourselves) contributes to our vibrant workplace. We firmly believe in equitable opportunities for success and value the diverse experiences that go beyond conventional job criteria. If you find that you align closely with the role but may not meet every single requirement, we encourage you to apply. Curious about what life is like at Klaviyo? Explore klaviyo.com/careers to see how we empower creators to own their destinies.Senior AI Software EngineerAt Klaviyo, we envision a future where software transcends mere productivity tools for human users, evolving into self-learning, self-optimizing systems grounded in measurable outcomes. Our infrastructure and applications currently support a thriving community of over 182,000 customers, encompassing billions of consumer profiles and facilitating hundreds of billions of customer interactions.We are now pioneering the development of next-generation AI and machine learning technologies designed to empower these products, creating AI agents capable of autonomously designing, executing, and refining marketing and customer experience strategies tailored for businesses of all sizes.As a Senior AI Software Engineer, you will play a pivotal role in architecting, developing, and scaling the backend and machine learning frameworks that underpin Klaviyo’s AI initiatives. You will collaborate closely with product managers, data scientists, and engineering teams to deliver intelligent, outcome-oriented systems that operate at an unprecedented scale, while also mentoring team members and guiding the technical vision of the group.Your ImpactLead the architecture and development of backend and ML systems serving over 182K customers.Create robust, reliable, and efficient data processing and model-serving pipelines that fuel production ML models.Design and enhance predictive systems (e.g., conversion likelihood, engagement ranking, personalization strategies) that drive customer engagement.

We are seeking a highly skilled Lead Python Consultant to join our dynamic team at Sonsoft Inc. in Boston. In this pivotal role, you will leverage your expertise in Python programming to lead projects that drive innovative solutions for our clients. You will collaborate with cross-functional teams to deliver exceptional results, ensuring the highest quality in software development and implementation.

As a leader in the industry cloud sector and one of the fastest-growing enterprise SaaS companies, Veeva Systems Inc. aims to empower life sciences organizations to expedite the delivery of critical therapies to patients. We pride ourselves on being a public benefit corporation (PBC), dedicated to balancing the needs of our customers, employees, society, and investors, providing a unique opportunity to develop solutions that have a significant impact on global health.The Role: In the position of Principal Software Engineer at Veeva, you will spearhead the design and development of robust, scalable enterprise applications that enable our clients to function more effectively and securely. Your expertise and leadership will play a vital role in influencing our technology landscape. You will mentor fellow engineers, make pivotal technical decisions, and consistently produce high-quality code that drives our technology forward.Embrace a Work Anywhere Culture: We empower our employees to work from their ideal environments—be it from home or within the office—across Canada and the US, fostering seamless collaboration within your team's time zone.Become a part of Veeva and play an integral role in transforming the life sciences industry, making a meaningful difference in global health.

Join our innovative team at Code Metal as a Senior Software Engineer specializing in Rust and Python. We are at the forefront of creating cutting-edge AI-powered transpilation and code generation tools that seamlessly connect algorithm development with embedded deployment. By utilizing the latest advancements in Generative AI, Static Analysis, and Formal Verification, you will play a crucial role in shaping the future of software engineering.This role transcends traditional backend responsibilities; we are searching for engineers with a holistic approach to system design and development. You will engage with user needs and UX, delivering resilient and scalable solutions across the entire technology stack.

Principal Engineer and Team Lead - Motion Planning Join our innovative Planning team at Motional, where your enthusiasm for robotics and software development will contribute to the advancement of production-ready autonomous vehicles. As the Principal Engineer and Team Lead, you will oversee a talented team dedicated to designing and implementing state-of-the-art motion planning software for autonomous vehicles. This pivotal role requires you to lead the definition of motion planning and control systems that ensure our fleet operates safely, efficiently, and comfortably in complex environments. Your leadership will be instrumental in developing cutting-edge motion planning algorithms, working in collaboration with cross-functional teams (Localization, Perception, Prediction, Controls, ML Products, and Systems Engineering), and mentoring a diverse group of engineers to deliver groundbreaking solutions. If you are driven by a passion for autonomous driving, enjoy tackling challenging real-world problems, and are eager to make a significant impact in a rapidly evolving industry, we would love to hear from you.

Acadian Asset Management is a pioneering global systematic investment manager, leading the way in data-driven investing since 1986. Our headquarters in Boston is complemented by offices in Singapore, London, and Sydney, where we manage over $170 billion for esteemed institutions worldwide, including pension funds, endowments, foundations, and sovereign wealth funds. Our mission is to leverage cutting-edge technology, extensive datasets, and multidisciplinary expertise to empower clients in navigating complex markets and uncovering insights often overlooked by traditional methods.What truly distinguishes Acadian is our people. We cultivate a collaborative and intellectually stimulating environment that encourages the testing of ideas, welcomes diverse viewpoints, and fosters innovation. Together, we share a commitment to achieving optimal client outcomes and providing support to one another in our challenging yet rewarding work. Our flexible hybrid work model, comprehensive benefits, and a relaxed yet focused office culture are all designed to support the meaningful and collaborative work that defines Acadian. Position Overview:The Principal AI Engineer serves as a senior technical leader, tasked with defining, designing, and delivering enterprise-level AI platforms and solutions throughout the organization. This role encompasses full ownership of the firm’s AI architecture, covering agentic systems, retrieval-augmented generation (RAG), model integration, evaluation, security, and operationalization. In this hands-on architectural role, the Principal AI Engineer collaborates closely with investment teams and leaders across engineering, data, security, risk, and the broader organization. This position aligns diverse requirements and perspectives into effective solutions that drive innovation and success.

Veeva Systems is a trailblazer in the industry cloud space, dedicated to accelerating the delivery of life-saving therapies to patients. As one of the fastest-growing SaaS enterprises in history, we achieved over $2 billion in revenue last fiscal year, with tremendous growth prospects ahead.At Veeva, our core values guide us: Do the Right Thing, Customer Success, Employee Success, and Speed. We are not just a typical public company; in 2021, we made history by becoming a public benefit corporation (PBC), committed to balancing the interests of customers, employees, society, and investors.As a Work Anywhere company, we embrace flexibility, allowing you to thrive in an environment that suits you, whether at home or in the office.Join us in transforming the life sciences industry, where we are committed to making a positive impact on our customers, employees, and the communities we serve.

About LogRocketFounded in 2016, LogRocket is dedicated to enhancing web experiences. We tackle the significant challenge faced by product managers and developers in comprehending user interactions. Our unique platform offers unparalleled insights into user experiences through precise replays of sessions combined with detailed logs, errors, and network activity. Our impressive client list features over 2,800 customers, including ClassPass, Capital One, Cisco, and Rippling. We pride ourselves on crafting quality software, and our engineering blog posts reflect our commitment to excellence.Supported by esteemed investors such as Matrix Partners, Battery Ventures, and Delta-V Capital, we have successfully raised $55M in funding. We are actively seeking talented individuals to join us in our mission to enhance the way society interacts with software.

Join us in transforming how the Department of Defense (DoD) approaches multi-billion-dollar force design decisions. As a Senior Principal Software Engineer, you will integrate physics-based simulations, dynamic computing, and validated AI code generation to develop state-of-the-art wargaming platforms. We are looking for a proactive leader who can architect and develop a scalable, cloud-distributed simulation environment while motivating a small, dedicated team through hands-on leadership.Your ResponsibilitiesDesign & Implement: Create a robust, interactive physics simulation that operates efficiently across cloud and on-premises clusters.Own the Core Codebase: Manage the modern C++ codebase, focusing on multi-threaded performance optimization and continuous integration practices.Collaborate: Work closely with product and AI teams to incorporate verified, AI-generated algorithms directly into a developer SDK for platform enhancement.Prototype & Iterate: Deliver functional capabilities to government end-users in weeks, not months, through rapid prototyping.Set Engineering Standards: Uphold high coding standards, document processes thoroughly, and mentor team members through code reviews and pair programming.

At Veeva Systems, we are dedicated to transforming the life sciences industry, enabling companies to expedite the delivery of essential therapies to patients worldwide. As a trailblazer in industry cloud solutions, we proudly achieved over $2 billion in revenue last fiscal year, with immense growth opportunities on the horizon.Our core values—Do the Right Thing, Customer Success, Employee Success, and Speed—drive everything we do. In 2021, we made history by becoming a public benefit corporation, committed to balancing the needs of our customers, employees, society, and investors.As a Work Anywhere organization, we empower you to choose your ideal work environment, whether from home or in the office, to foster your success and well-being.Your RoleWe are looking for a Principal Full Stack Engineer who will play a pivotal role in developing scalable cloud software that accelerates the innovation and distribution of critical medications and treatments globally. In this senior position, you will leverage your extensive technical expertise to create software that adapts with new features and capabilities, while also enjoying autonomy in directing project developments. You will serve as a mentor to junior engineers and collaborate closely with product leadership, significantly influencing our product strategy.

Empower decision-makers with timely insights at Code Metal. Here, real-time physics simulations, AI-driven insights, and operational actions coalesce into expansive data streams. As the lead for our Visualization & Frontend team, you will transform this overwhelming influx of information into sophisticated, impactful experiences that inform multi-billion-dollar strategic choices in force design, guided by wargaming principles. We seek a hands-on architect to construct a modular UI stack, navigate complex geospatial and temporal data, and mentor a select group of talented engineers to deliver high-quality products swiftly.Your Responsibilities Architect an innovative UI framework: Create a component library and plugin architecture that enables internal teams and future partners to enhance visualizations without altering the core codebase. Render data at scale: Develop responsive visualizations that combine live simulation outputs, AI insights, and historical data into a seamless, interactive timeline. Integrate smoothly: Utilize FastAPI/ZeroMQ endpoints from the backend and provide well-versioned client APIs for mission planning and dashboards. Collaborate with stakeholders and UX design leads: Continuously refine user experience based on performance metrics and feedback from Air Force wargamers and UX specialists. Lead by example: Promote UI/UX best practices, conduct code reviews, participate in design critiques, and implement automated testing; support team members in becoming force multipliers. Continuous deployment: Manage the CI/CD pipeline for web and desktop applications, with a focus on DoD accreditation and cross-domain distribution. Why Join Code Metal? Impactful mission: Your visualizations will contribute to discussions that shape the future of military force structure. Agility: Work in tight iterations with small teams—design in the morning and deploy by evening. Ownership: No bystanders here—every engineer plays a crucial role in shipping meaningful code.

Mission Overview: As a Principal Engineer and Technical Lead at Motional, you will spearhead a dynamic team dedicated to creating and implementing advanced trajectory planning algorithms through numerical optimization for autonomous vehicles. You will play a pivotal role in designing the motion planning and control systems that empower our fleet to navigate through intricate environments with safety, efficiency, and comfort. As a vital leader, you will not only enhance the development and performance of innovative trajectory generation algorithms but also collaborate with multidisciplinary teams including Planning, Perception, Prediction, Localization, Machine Learning Products, and Systems Engineering. Additionally, you will mentor a skilled group of engineers to deliver cutting-edge solutions. If you are enthusiastic about autonomous driving and wish to contribute to our commercial launch this year, enjoy tackling challenging real-world problems, and are eager to make a profound impact in a rapidly evolving domain, we invite you to connect with us! Your Responsibilities: Lead and expand a high-impact trajectory planning team, defining its technical vision, execution strategy, and long-term organizational role within the Motion organization. Prepare for commercial launch readiness by enhancing on-road driving behavior (safety, comfort, assertiveness) across the fleet through feature expansion, continuous performance improvements, and innovative methodologies. Utilize a systematic, metrics-driven approach to measure and enhance on-road performance. Advocate for the use of existing training and evaluation pipelines to ensure scalable, production-ready delivery. Oversee the computational efficiency and real-time performance of trajectory generation algorithms, ensuring compliance with latency budgets. Direct the swift triage and root-cause analysis of critical fleet incidents, translating real-world edge cases into immediate algorithmic enhancements and validation sets. Manage the successful execution of complex, multi-team projects, ensuring technical alignment from design to deployment while upholding a rigorous standard for testing and validation to meet the high safety benchmarks required for our commercial launch. Collaborate with peer leads to provide technical leadership, making crucial decisions regarding architectural direction, strategic investments, tactical execution, and technical debt reduction. Ensure technical excellence through thorough design and code reviews, while actively fostering the professional growth and mentorship of your engineering team. Set and pursue ambitious goals that inspire the team to deliver industry-leading trajectory solutions.

Join the Future of Financial Data!At Akoya, we are pioneering an API-based network supported by leading financial institutions to create a secure and transparent method for individuals to share their personal financial data with third-party applications. If you are passionate about cutting-edge technology that addresses real-world challenges, we invite you to join us in revolutionizing the way financial information is accessed and exchanged. Our vibrant and collaborative workplace fosters creativity and diversity, bringing together professionals with expertise in banking, securities, fintech, and data aggregation. As an equal opportunity employer, we encourage you to become part of our exciting journey – visit www.akoya.com for more details!Your RoleWe are on the lookout for a Principal Software Engineer (Frontend) to spearhead the development of our next-generation user experiences and frontend architecture. This position is perfect for a seasoned engineer who upholds high design standards, possesses advanced skills in modern JavaScript and React, and can drive technical strategies across intricate products. You will combine meticulous attention to detail with excellent communication skills and a fervor for crafting elegant, scalable, and user-friendly interfaces that empower our clients.As a Principal Engineer, your responsibilities will include:Leading the design and execution of Akoya's core frontend architecture, establishing benchmarks for code quality, performance, accessibility, and maintainability.Guiding the modernization of existing frontend systems, ensuring reliability of legacy components while transitioning them to more scalable, efficient, and maintainable frameworks.Writing clean, well-organized, and thoroughly documented code using React, TypeScript/JavaScript, and contemporary frontend tools.Collaborating closely with product managers, designers, and backend teams to define requirements and deliver polished, high-quality user experiences.Debugging and resolving complex production challenges across the frontend stack, ensuring robust and resilient interfaces.Enhancing the engineering team through mentorship, architectural guidance, and code reviews, enabling teams to achieve excellence.Promoting frontend best practices including performance optimization, component system design, and user experience improvements.

Join CD Projekt Red as a Lead AI Engineer, where you'll spearhead innovative AI solutions that enhance our gaming experiences. Collaborate with a talented team of developers and designers while leveraging cutting-edge technologies to deliver unparalleled gaming experiences. Your expertise in AI and machine learning will be pivotal in shaping the future of interactive entertainment.

Mission Summary:We are looking for a highly skilled and innovative Principal Engineer to take the helm as Tech Lead Manager for our newly established Machine Learning (ML) Acceleration team. This critical position will spearhead the strategy, development, and implementation of initiatives designed to dramatically enhance the training speed of ML models. Our ultimate aim is to significantly shorten the development cycle for new ML models and facilitate rapid hot-patching for challenges encountered in our autonomous vehicle services.As a hands-on leader, you will merge extensive technical knowledge in ML systems and performance optimization with exceptional leadership and management capabilities. You will be responsible for recruiting, mentoring, and nurturing a high-performing team of engineers, while cultivating a culture of innovation, teamwork, and ongoing enhancement.Key Responsibilities:Team Leadership & Management:Establish, direct, and oversee a top-performing team of ML and infrastructure engineers dedicated to acceleration initiatives.Provide technical direction, mentorship, and professional growth opportunities for team members.Encourage a collaborative and inclusive team atmosphere.Set team objectives, priorities, and operational roadmap in alignment with organizational goals.Technical Strategy & Execution:Articulate the technical vision and strategy for ML acceleration throughout the organization.Identify and assess state-of-the-art technologies and methodologies for expediting ML training, including data pipeline optimization, large-scale distributed training, data loader optimization, hardware acceleration, and model optimization techniques.Design, develop, and implement scalable and efficient ML acceleration solutions.Cross-functional Collaboration:Work closely with ML research, ML training platforms, and product teams to comprehend their requirements and seamlessly integrate acceleration solutions.Effectively communicate complex technical concepts and strategies to both technical and non-technical audiences.Serve as a technical expert and advocate for ML acceleration projects across the organization.Impact & Measurement:Regularly assess and report on the effectiveness of acceleration initiatives.Continuously pursue opportunities for further optimization and innovation.

Join Veeva, a trailblazer in the industry cloud space and one of the fastest-growing enterprise SaaS companies with over $2 billion in revenue last year. We are dedicated to empowering life sciences companies to expedite the delivery of critical therapies to patients globally. As a public benefit corporation, we strive to balance the interests of our clients, employees, society, and investors, providing a distinct opportunity to create solutions that significantly enhance global health.Opportunity Overview: As a Principal Software Engineer at Veeva, you will be at the forefront of developing and steering the creation of robust, scalable, and maintainable enterprise applications that enhance operational efficiency and safety for our clients. Your leadership will be vital in influencing our technological direction. You will mentor junior engineers, spearhead essential technical decisions, and consistently produce high-quality code that advances our technological capabilities.Embrace Our Work Anywhere Culture: We empower you to work from your preferred location, whether from home or in the office within Canada or the US, ensuring seamless collaboration within your team's time zones.Become a pivotal player at Veeva and be instrumental in transforming the life sciences sector, contributing to significant advancements in global health.

Join Klaviyo as a Lead Software Engineer specializing in Mobile Channels, where you will spearhead innovative mobile solutions that enhance user experience and drive engagement. You will collaborate with cross-functional teams to design, develop, and implement cutting-edge applications that meet our users' needs.Your leadership will guide the engineering team in best practices, fostering a culture of creativity and technical excellence. If you're passionate about mobile technology and eager to make a significant impact on our products, we want to hear from you!