Lead Principal Backend Software Engineer - Scaling Solutions

At Forward Networks, we are revolutionizing the management and security of the world’s most intricate networks. Established in 2013 by a team of four Stanford Ph.D.s, we pioneered the development of the industry’s first network digital twin—a mathematically precise representation of the production network that provides IT teams with unparalleled visibility, verification, and agility across multiple cloud and vendor environments.Our esteemed clientele includes industry giants like Goldman Sachs, PayPal, S&P Global, IBM, and Dell, alongside rapidly growing enterprises and government bodies. According to IDC, our clients experience an average of $14.2 million in annual savings through enhanced efficiency and security.Supported by elite investors such as Andreessen Horowitz, Goldman Sachs, MSD Partners, and Threshold Ventures, we cultivate a people-centric and innovative culture where brilliant minds are at the forefront of advancing network reliability, security, and AI-driven operations.We are on the lookout for a seasoned Principal Backend Software Engineer to become a vital member of our Scaling team. In this crucial position, you will spearhead the development of our product’s fundamental components, ensuring seamless interaction with other services and systems. Your expertise will be key in optimizing our core data structures and enhancing our computational capabilities.

As a Principal Software Engineer at ServiceNow, you will play a pivotal role in designing and developing innovative software solutions that meet the demands of our clients. You will collaborate with a talented team of engineers and product managers to deliver high-quality software while driving architectural and design decisions.

Join ServiceNow as a Principal Software Engineer specializing in Artificial Intelligence and Machine Learning. In this pivotal role, you will leverage your deep expertise in software engineering and AI/ML technologies to drive innovative solutions and enhance our product offerings. You will collaborate with cross-functional teams to define technical requirements and ensure the successful implementation of advanced AI algorithms.

We are seeking a highly skilled Principal Software Engineer with expertise in Clojure and system design to join our dynamic team. In this pivotal role, you will lead the development of innovative software solutions, drive architectural decisions, and mentor junior engineers. You will collaborate with cross-functional teams to ensure our technology stack meets the demands of our growing customer base.

At HackerRank, we empower leading organizations such as NVIDIA, Amazon, and Microsoft to recruit and enhance the skills of the next generation of developers based on their abilities rather than their backgrounds. Our platform is relied upon by over 2,500 of the most forward-thinking companies globally to create robust engineering teams prepared to tackle future challenges.As the landscape of software development evolves, where humans and AI collaborate seamlessly, the criteria for identifying exceptional technical talent have transformed. We provide innovative solutions for companies to recognize and invest in emerging skills.Our team at HackerRank is passionate about the significance of their contributions and meticulously attends to every detail, ensuring that our customers achieve remarkable success with products they genuinely love. We operate with a sense of urgency, upholding high standards to foster outstanding outcomes.About the RoleEvery day, millions of developers utilize HackerRank to showcase their skills. We are in search of a Senior Backend Software Development Engineer, capable of steering the technical trajectory of crucial backend systems and spearheading the delivery of high-impact, platform-wide initiatives. You will take charge of the architecture and progression of core backend services, mentor engineers across various teams, and serve as a pivotal technical decision-maker to ensure our platform remains fast, reliable, and scalable as we expand our global user base.

About the Role HackerRank is hiring a Backend Engineer II for its hybrid office in Santa Clara, CA. This role focuses on building and improving backend systems that support developers and coding experiences. The team values collaboration across engineering, product, and other groups to deliver features that scale and perform reliably. What You Will Do Work with cross-functional teams to design and implement backend features Develop and optimize scalable backend systems Apply backend technology expertise to support HackerRank’s mission of simplifying coding challenges for developers Location This position is hybrid, based in Santa Clara, CA.

Join our dynamic team as a Backend Software Engineer specializing in .NET technologies! We are seeking a talented engineer who has a passion for creating scalable and reliable systems, particularly in the realm of identity and authentication technologies. In this role, you will play a crucial part in designing and developing core components of our platform, collaborating closely with experienced engineers to deliver high-quality, high-performance services that operate seamlessly at scale.Your responsibilities will include engaging in feature development, enhancing performance, and tackling technical challenges across distributed systems. This is an excellent opportunity for an engineer eager to expand their expertise in cloud platforms, identity solutions, and scalable architecture.Key Responsibilities:Collaborate with senior engineers in the design, development, and implementation of scalable and distributed systems.Contribute to the creation of new software components, APIs, and platform features.Participate in evaluating feature requirements and transforming them into technical designs.Write clean, maintainable, and well-tested code with an emphasis on performance and scalability.Employ automation and test-driven development practices to ensure high code quality and reliability.Assist in troubleshooting and resolving product issues raised internally or by customers.Work alongside cross-functional teams including product, infrastructure, and support.Engage in code reviews and learn best practices related to scalable system design.Contribute to the enhancement of existing components for improved reliability, efficiency, and maintainability.

At d-Matrix, we are dedicated to unlocking the transformative potential of generative AI to redefine technology. Positioned at the leading edge of software and hardware innovation, we continually challenge the limits of possibility. Our workplace culture emphasizes respect and collaboration.We foster humility and value direct communication, creating an inclusive team where diverse perspectives lead to superior solutions. We invite individuals who are enthusiastic about overcoming challenges and who possess a strong execution drive. Are you ready to join us and explore the exciting realms of AI? Together, we can shape the infinite possibilities of this technology.Position Overview:As a Principal Software ML Test Engineer, you will lead junior team members in test planning, automation, and execution to productize the d-Matrix AI compute engine. You will contribute to the Software Qualification team, responsible for developing test suites, test cases, and testing infrastructure. Collaborating closely with software development teams, you will design, automate, and execute software and system use cases relevant to our next-gen AI chip software stack. Your role will involve implementing Python programs to test workloads and ML models within the Pytest framework, enhancing our end-to-end test suite and regression test suite in a CI/CD environment utilizing Jenkins and GitLab. You will work alongside the product, software development, and systems teams to ensure effective test coverage and results. Engaging fully in test case implementation, bug triaging, and debugging, you should be adept in advanced Python programming, capable of developing data structures and algorithms for testing purposes.

Join Integrated Resources Inc. as a Principal Engineer and be an integral part of our innovative team. In this role, you will lead engineering projects, mentor junior engineers, and drive technical excellence within our organization. Your expertise will be crucial in developing cutting-edge solutions that meet the needs of our clients.

Join Arista Networks as a Senior/Lead Software Engineer specializing in Network Systems. In this pivotal role, you will spearhead the design and development of innovative networking solutions, driving the evolution of our cutting-edge technology. Collaborate with a talented team of engineers to create robust software that enhances the performance and reliability of our products.

Role Overview ServiceNow is seeking a Senior Staff Software Engineer, Integrations (Tech Lead) based in Santa Clara. This role leads integration projects that improve how technology fits together across the company. The position sits within the Engineering team and works closely with colleagues from different disciplines. What You Will Do Lead design and development of integration solutions that strengthen ServiceNow’s products. Collaborate with cross-functional teams to deliver projects that support customer needs. Drive initiatives that make technology more efficient and effective across the organization.

Role overview ServiceNow seeks a Senior Staff Software Engineer - UI Lead based in Santa Clara. This position leads a group of engineers dedicated to building and improving user interfaces that enhance the user experience. Collaboration with designers and other stakeholders is central to delivering thoughtful UI solutions. What you will do Guide a team of engineers working on UI development projects Work with designers to turn concepts into effective interfaces Make architectural decisions for UI components and systems Establish and uphold software engineering best practices Mentor junior engineers and support their professional growth Help shape the direction of ServiceNow’s product lines Location This role is based in Santa Clara, CA.

Join us at the forefront of technology as we revolutionize the data storage landscape. At Pure Storage, we foster innovation and collaboration within the brightest minds in the industry.If you are ready to embrace limitless opportunities and make a significant impact in the tech world, we invite you to become a part of our dynamic team.THE ROLEWe are looking for a passionate and skilled engineer to thrive in a collaborative, small-team environment. You will have the opportunity to contribute to groundbreaking product ideas that address challenges in large-scale cloud storage infrastructures. Our cutting-edge storage systems empower our major clients to meet the demands of AI and hyperscale workloads by utilizing advanced flash storage technologies and software.WHAT YOU'LL DODesign and implement innovative algorithms and technologies for high-performance and highly reliable systems.Take ownership of innovation from concept to final product delivery.Analyze and resolve complex problems with tenacity and ingenuity.Collaborate with a team of intelligent peers who both motivate and inspire each other.Ensure customer satisfaction, as that is the core of our mission.Gain insights into developing products for new markets while working in a small team setting.Possess a deep understanding of flash memory technologies, SSD design, compute and storage hardware, software, networking, and data center architectures and standards.Experience with distributed storage platforms such as Ceph, AWS S3, Azure Blob, etc., is highly desirable.You will be expected to work from our Santa Clara office in compliance with Pure’s policies, unless on PTO, work travel, or other approved leave.

Join Arista Networks as a Senior/Lead Software Engineer, where you will be at the forefront of developing cutting-edge network solutions. You will work in a collaborative environment, contributing to innovative projects that shape the future of networking technology.

Join Arista Networks as a Senior/Lead Software Engineer specializing in the Linux Kernel. In this key role, you will contribute to the development and optimization of our networking operating systems, ensuring they meet the high-performance standards our customers expect. You will work closely with cross-functional teams, innovating and implementing solutions that enhance system performance and reliability.

At d-Matrix, we are dedicated to unlocking the transformative potential of generative AI, leading the charge in both software and hardware innovation. Our team thrives on a culture of respect and collaboration, where diverse perspectives fuel creative solutions.We believe in humility and prioritize direct communication. We are looking for passionate individuals who are eager to tackle challenges and are driven by results. If you're ready to explore the boundless opportunities in AI, join us as we shape the future together.Location: Hybrid, with 3 days per week onsite at our Santa Clara, CA headquarters.Role Overview: As a Principal AI/ML System Software Engineer, you will play a critical role in productizing the software stack for our cutting-edge AI compute engine. You will lead the development, enhancement, and maintenance of our next-generation AI deployment software, collaborating closely with a team of system software experts and interfacing with hardware and other software teams.

Join plus-2 as a Principal Engineer / Director of Motion Planning, where you will lead the development of cutting-edge motion planning technologies that drive our innovative projects. You will work closely with a talented team of engineers and researchers to create advanced algorithms and systems that enhance autonomy in robotics and automation.This role offers an exciting opportunity to shape the future of motion planning and contribute to high-impact projects. You will leverage your expertise to mentor junior engineers, collaborate with cross-functional teams, and drive research initiatives that align with our strategic goals.

Join PlusAI, a trailblazer in Physical AI, as we develop cutting-edge AI-driven virtual driver software for autonomous trucks. With our headquarters positioned in the heart of Silicon Valley and operations extending across the United States and Europe, PlusAI has been recognized by Fast Company as one of the World’s Most Innovative Companies. We collaborate with industry leaders such as TRATON GROUP’s Scania, MAN, International brands, Hyundai Motor Company, Iveco Group, Bosch, and DSV to accelerate the rollout of next-generation autonomous trucking solutions. If you're passionate about making a significant impact and steering the future of autonomy, we invite you to become part of our dynamic team.As a Principal Engineer on our Mapping and Localization team, you will be responsible for the design and implementation of sophisticated fusion algorithms that integrate data from LiDAR, Radar, Cameras, IMUs, and GNSS with HD Maps to achieve unparalleled centimeter-level accuracy. Your expertise will be crucial in addressing the most challenging scenarios—from navigating GPS-denied tunnels to maneuvering through dynamic construction zones—ensuring our vehicles can operate safely and effectively within complex Level 4 Operational Design Domains (ODDs).

At NICE, we embrace challenges as opportunities to redefine our limits. We are a dynamic team of innovators and game changers, committed to achieving excellence and driving impactful solutions. If you're passionate about technology and eager to grow in your career, we invite you to explore this exciting opportunity with us. What does this role entail?As an Associate Software Engineer, you will be instrumental in developing and enhancing powerful backend systems that are vital for our Fraud Prevention and Anti-Money Laundering initiatives. We are looking for a self-motivated and experienced individual with a solid understanding of contemporary backend technologies.Your Impact:Design, develop, and maintain backend services and APIs.Collaborate with frontend developers, product managers, and other stakeholders to create scalable solutions.Ensure code quality through rigorous testing, code reviews, and adherence to industry best practices.Optimize application performance and troubleshoot any issues that arise.Engage in an agile development environment, participating in daily stand-ups and contributing to sprint planning.

Join Our Team as a Senior Software Engineer - BuilderAt Reevo Inc., we are on the hunt for a Senior Software Engineer who embodies a T-shaped skill set, combining profound technical knowledge with a diverse array of competencies to creatively address a multitude of challenges. The ideal candidate is a trailblazer, passionate about tackling intricate problems across various domains while upholding a commitment to engineering excellence.In this innovative role, you will collaborate closely with fellow team members to design and implement groundbreaking solutions that expand the horizons of what’s achievable. Your creativity paired with technical precision will ensure that every solution is not only effective but also crafted to the highest standards.Be a part of Reevo, where our initial focus on streamlining workflows for Account Executives (AE) and Sales Development Representatives (SDR) has laid the groundwork for our ambitious vision to create a comprehensive solution that transforms the entire CRM landscape. With the support of elite venture investors in Silicon Valley and significant funding, we are set to revolutionize sales technology. This is your chance to play a crucial role in a vibrant team dedicated to reshaping how businesses manage their sales processes.About Reevo:At Reevo, we're redefining the entire revenue stack from the ground up, and we’re doing it with remarkable speed. Our software orchestrates every go-to-market motion, empowering B2B teams to operate more efficiently, intelligently, and collaboratively. By leveraging automation, intelligence, and a highly intuitive interface, we’re enabling companies to unlock unprecedented levels of productivity and growth across marketing, sales, operations, and customer success teams. If you’re excited about contributing to a product that transforms how revenue teams operate and thrive in a dynamic environment filled with curious, driven colleagues, you’ll feel right at home here. From your first day, you’ll experience genuine ownership, mentorship, and the chance to make a real impact. Join our team of over 50 builders with a remarkable track record of 30 successful exits, and work alongside the best in the industry!