Senior System Engineer Jobs

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace. Our momentum comes from a simple idea: help teams work smarter, not harder. Aircall’s AI Voice Agent automates routine calls, AI Assist streamlines post-call work, and AI Assist Pro delivers real-time guidance so people can do their best work. The result is higher revenue, faster resolutions, and teams that scale with confidence. Aircall is headquartered in Paris, our European HQ, with a strong North American presence anchored in Seattle, our North American HQ, and teams across Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City. We’ve built a product customers love and a business that’s scaling quickly, backed by world-class investors and driven by rapid AI innovation across multiple product lines. At Aircall, you’ll join a company in motion. We’re ambitious, product-driven, and execution-focused, with visible impact, fast decisions, and real growth. How we work at Aircall : We’re customer-obsessed, data-driven, and focused on delivering meaningful outcomes. We value ownership, continuous learning, and thoughtful speed. If you thrive in a collaborative, fast-moving environment where trust and impact matter, you’ll feel at home here. Outbound Capabilities gives Aircall customers a first-class outbound calling experience. Users build campaigns from contact lists, the system dials automatically for agents (human or AI Voice Agent), and outcomes flow back to CRMs and analytics. The product is live with hundreds of companies and growing fast. In this role you own how it's built and how it runs. Set the technical direction of the team: architecture, standards, and the trade-offs between speed and quality Lead design and delivery of the

Celonis is the trusted platform to industrialize Enterprise AI. At our core is the Celonis Context Model — which combines process data, business knowledge, and intelligence into a living digital twin of the enterprise that AI can actually understand, turning AI's operational blind spots into operational clarity. World's leading companies trust Celonis and its global ecosystem of partners to make their AI agents, people, systems, and processes work together, achieving transformational outcomes. We believe there's a massive opportunity to unlock global productivity and sustainability by giving AI the context to understand how every business process really works. Join our mission to make processes work for people, companies, and the planet. The Team: You will be part of a team that owns the Process Query Engine which is an analytical database and our core product for process mining that enables our customers to interactively mine enterprise-sized data sets. In order to handle the strong growth of our customer base and their demands, we are continuously expanding our Engine domain and heavily invest in the performance and scalability of our engine. The Role: For the Core squad of our Process Query Engine team, we are looking for a Software Engineer with solid experience in system programming and the skills to build a highly parallelized and distributed database with modern C++ and Java. As part of a talented engineering team, you’ll develop and implement new concepts and algorithms for our Process Query Engine, take ownership of our solutions to increase reliability and performance, and drive initiatives to shape future innovations. The work you’ll do: Develop new concepts and algorithms for data management and query execution Challenge and benchmark our solutions using performance engineering principles Shape and contribute to our development and maintenance processes Communicate and coordinate with stakeholders and customers Take responsibility for the performance, sc

Job Details: Job Description: The Role and Impact As a Systems and Solutions Engineer, you will drive the design, development, and integration of systems that combine software, firmware, board, and silicon/SoC components to meet specific customer needs. In this role, you will play a key part in defining, implementing, and optimizing solutions to ensure high performance, reliability, and quality across the system lifecycle. Your work will directly impact the seamless functionality and user experience of cutting-edge technologies, enhancing Intel's position in delivering innovative systems to global customers. Business Group You will be joining the Silicon and Platform Engineering Group (SPE), an organization committed to advancing Intel's mission of delivering world-class silicon and platform solutions. The group focuses on developing integrated systems that align with customer needs and support Intel's broader goals of leadership in technology innovation. SPE collaborates across diverse domains to ensure Intel platforms meet performance, reliability, and scalability requirements. Key Responsibilities - Design and develop software, firmware, and hardware solutions that integrate seamlessly across system components. - Lead the definition and implementation of system architecture, translating business opportunities into technical requirements and use cases. - Evaluate technical risk and optimize systems for ease of use, reliability, security, availability, and sustainability. - Drive technical solutions to address customer challenges, deploying systems and conducting benchmarks to validate performance. - Collaborate with cross-functional teams to influence next-generation requirements and solutions, guiding research and academic collaborations as needed. - Conduct lab experiments to simulate real-life environments, analyze prototype performance, and refine system

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. ROLE Lead first-silicon bring-up, characterization, debug, and validation of advanced 3D NAND products. Establish whether silicon meets design intent and datasheet requirements, correlate simulation with measurements, and resolve issues that could affect product qualification, reliability, yield, or SSD/system integration. This role provides a unique opportunity to develop end-to-end expertise across advanced NAND products, spanning circuit design concepts, mixed-signal simulations, first-silicon bring-up, silicon debug, product qualification, and manufacturing readiness. Engineers gain broad exposure to analog, mixed-signal, digital, firmware, memory-array, and system-level behavior while working closely with design, verification, firmware, product, and system teams. RESPONSIBILITIES • Own validation strategies, coverage, and test plans for assigned NAND circuits and functions; define expected behavior, operating corners, and pass/fail criteria from product specifications and design intent. • Lead first-silicon bring-up, characterization, debug, and simulation-to-silicon correlation across voltage, temperature, process, timing, and workload conditions. • Characterize and debug NAND subsystems including reference and bias generation circuits, bandgap references, oscillators, voltage regulators, charge pumps, sensing and page-buffer paths, high-voltage program/er

GHX is seeking a Senior Software Engineer with a proven track record in designing, developing, and delivering high-quality, scalable software solutions across the full stack. This role is responsible for creating, implementing, and supporting both existing and next-generation products used in the healthcare supply chain. The ideal candidate brings strong, modern Angular expertise (particularly Angular 17+), plus Java and J2EE development experience, proficiency in AWS cloud services, and a firm command of CI/CD pipelines and software design patterns. Duties and Responsibilities Design and implement scalable, secure, maintainable software solutions aligned with business needs, creating flexible, reusable components across the full stack. Build and modernize user-facing applications using modern Angular, TypeScript, and component-based front-end architecture. Lead technical design for complex features and initiatives, authoring clear technical documentation and ensuring adherence to IT control policies. Develop and support back-end services and integrations using Java, AWS services, and database technologies, as needed. Collaborate with cross-functional teams to address technical dependencies and deliver high-quality products. Identify root causes of system challenges, analyze upstream and downstream impacts, and recommend practical, broad-reaching solutions. Promote best practices in development, testing, CI/CD, and Agile workflows, and build strong working relationships to influence technical decisions across teams. Mentor less experienced engineers across the team through pairing and code review. Maintain a deep understanding of system architecture, integrations, and data flows. Actively use AI-powered development tools to improve productivity and code quality. Required Qualifications 8 or more years of experience in software development with a BS Degree in Computer Science or equivalent professional experience. 5 or more years of experience developing modern web a

At Affirm, we exist for the moments that matter—giving people a clear, predictable way to pay over time, with no hidden fees, no surprises, and no tradeoffs on what matters most. Affirm’s Identity team is mission-critical to the customer checkout experience. When a customer chooses Affirm, one of the first steps is an identity check, and our ability to make the right decision directly impacts conversion, revenue, fraud exposure, and regulatory compliance. Our team owns Identity for all markets outside North America, playing a key role in Affirm’s international expansion. We are responsible for KYC, user lifecycle management, and identity decisioning across multiple regulatory environments. This work is about shaping how Affirm adapts its core Identity platform to new market dynamics, customer expectations, and compliance requirements. We are a team of six engineers based across Spain and Poland. We are looking for a Senior Software Engineer who can turn ambiguous business and customer problems into reliable, well-designed technical solutions. In this role, you will help shape our quarterly technical direction, translate team goals into concrete projects, and identify cross-cutting risks, tradeoffs, and opportunities. You should be comfortable designing across system boundaries, driving collaboration with partner teams, and advocating for technical investments that improve long-term execution. We’re looking for someone who takes ownership beyond shipping code: raising code quality and review standards, making performance, availability, and scale tradeoffs explicit, and improving the operational health of the systems they own. You’ll help reduce toil, create useful playbooks, mentor engineers, support new hires and interns, and contribute to high-signal hiring. Most importantly, we’re excited to work with someone who leaves things better than they found them, communicates clearly across audiences, uses customer feedback to influence technical plans, and help

Join the NVIDIA's Solutions Engineering team that is reshaping the future of driving! Our goal is to build and deploy scalable solutions for autonomous vehicles and as a result, create safer and more efficient roads. Our team is hands-on, passionate about practical results, and values diversity. You will help craft the application software architecture by working closely with external partners developing on our platform and on collaborations across multiple teams within NVIDIA working on autonomous vehicles. You will also advance and refine the overall drivability of our solution, focusing on integration challenges and using your deep analytical skills to tease through the complexity of the system to find effective solutions. NVIDIA is widely considered to be one of the technology world’s most desirable employers, and is committed to fostering a diverse work environment and proud to be an equal opportunity employer. If you are passionate in bringing autonomous vehicles into the world and see the solution come together, we would like to hear from you! What you'll be doing: Shape the application architecture internally, with a focus on perception & sensor fusion, by collaborating closely with architecture and software development teams. Integrate and adapt NVIDIA solutions in target vehicles, ensuring that both perception and sensor fusion are adapted and tuned to meet the desired driving performance and functionality. Lead bring-up activities and provide technical support to resolve functional and perception & sensor fusion related issues. Perform and leverage in-vehicle and simulation test drives for functional and performance analysis on the recorded data. Work with our partners to efficiently integrate hardware and software components, understand the system architecture, profile performance, identify bottlenecks, and drive optimization <

Who We Are Verkada is transforming how organizations protect their people and places with an integrated, privacy-sensitive AI-powered platform that includes solutions for video security, access control, air quality sensors, alarms, intercoms, and visitor management. We’ve got serious momentum in the market: more than 30,000 customers (including 100+ of the Fortune 500), a $5.8B valuation , more than $1 billion in annualized bookings, and backing from CapitalG, Sequoia Capital, General Catalyst, Felicis Ventures, Next47 and more. Physical AI is one of the most consequential technology shifts of our time, and Verkada is at the center of it. You can look at all kinds of communities to see our platform’s impact in the world. It's the retailer that uses our agentic AI to deter theft before it happens. The warehouse that uses AI-powered alerts to make sure its team is protected on the floor with proper PPE. The school that’s alerted to a threat in real-time and triggers a lockdown in seconds, not minutes. We’re rapidly scaling this impact: today, more than 2 million Verkada devices are deployed across 170+ countries. About the Role As a Senior IAM Engineer on the Security team, you will set the standard for identity and access across Verkada, owning how access is defined, granted, reviewed, and revoked throughout our infrastructure. From codifying identity boundaries in Terraform and Rego to driving least privilege across AWS roles and policies on zero trust principles, your work will turn access management from a manual ticket queue into a self-service system powered by scripts and agentic workflows. What You'll Do Manage identity and access infrastructure as code in Terraform, with peer-reviewed change control, drift detection, and policy-as-code. Advance zero trust controls for engineering access: short-lived credentials, just-in-time elevation, and the elimination of standing privilege. Own the access lifecycle for both human and non-human identities: join

For more than 30 years, SonicWall has delivered a partner-first unified cybersecurity portfolio that helps SMBs, MSPs, and IT teams consolidate network security, endpoint security, security service edge (SSE), and threat response across hybrid environments. By bringing connected technology, real-time threat intelligence, automation, and expert services together, SonicWall helps organizations simplify security operations, achieve better security outcomes, and lower total cost of ownership. Backed by a global ecosystem of more than 17,000 partners, SonicWall delivers enterprise-grade protection built for SMB and mid-market realities. For more information, visit www.sonicwall.com or follow us on X, LinkedIn , Facebook , and Instagram . Software Engineer - Systems Integration We are seeking a highly motivated Integration Engineer to design, develop, test, and maintain scalable integrations between critical enterprise systems like Oracle ERP, Salesforce, Snowflake, Agile PLM, etc. The ideal candidate will have 5+ years of hands-on experience with systems and data integration across a variety of platforms and protocols. Responsibilities: Design, implement, and maintain robust, scalable integration workflows between critical enterprise systems supporting Finance, Sales, Marketing, HR, Engineering, IT, etc Partner with Business and IT stakeholders to implement integration capabilities, data transformations and enrichment, error handling, re-startability, and system monitoring Monitor integration jobs for performance and errors; perform troubleshooting and issue resolution Continuously monitor and address optimization opportunities toward simplification and efficacy Assist with security and compliance requirements related to data handling, including secure file transfers and encryption practices Implement and support real-time and batch integrations Develop and maintain integration documentation, including system diagrams, field

About Appier Appier is an AI-native Agentic AI as a Service (AaaS) company that uses artificial intelligence (AI) to power business decision-making. Founded in 2012 with a vision of democratizing AI, Appier’s mission is turning AI into ROI by making software intelligent. Appier now has 17 offices across APAC, Europe and U.S., and is listed on the Tokyo Stock Exchange (Ticker number: 4180). Visit www.appier.com for more information. About the role Appier’s solutions are powered by proprietary deep learning and machine learning technologies to empower every business to use AI to turn data into business insights and decisions. As a Software Engineer, Data Backend, you will be involved in helping to build critical components of this platform. Responsibilities Design, develop, and maintain RESTful APIs using Python. Build and manage robust data warehouses utilizing ClickHouse, Trino/Presto and Pinot. Design and develop data pipelines using Apache Airflow and Apache Spark. Work closely with cross-functional teams to develop automation tools that streamline daily operations. Implement state-of-the-art monitoring and alerting systems to ensure optimal system performance and stability. Address queries from applications in a timely and effective manner, ensuring high client satisfaction. Work on cloud platforms such as AWS and GCP, leveraging their capabilities to optimize data operations. Utilize Kubernetes (k8s) for container orchestration to facilitate efficient deployment and scaling of applications. About you [Minimum qualifications] BS/MS degree in Computer Science 2+ years of experience in building and operating large-scale distributed systems or applications Experience in Kubernetes development, Linux/Unix Experience in managing data lake or data warehouse Expertise in developing data structures, algorithms on top of Big Data platforms Ability to operate effectively and independently in a dynamic, fluid environment Ability to wor

Healthcare is complex. We’re here to change that. RVO Health is a health technology company on a mission to make health easier to navigate, more accessible, and more affordable for everyone. Here, you'll help over 40 million people every month, with a team that genuinely cares about the work and each other. AT A GLANCE The Senior Software Engineer is a crucial role within our organization, requiring work in various capacities and adaptation to different work arrangements based on the needs set by the business. The successful candidate will be responsible for fulfilling their job duties in the following work situations: Where You'll Be Location: Denver, CO | Hybrid We believe great collaboration happens when we're together, solving problems, learning from each other, and connecting as a team. That's why we’re in our offices Tuesday through Thursday each week. You are welcome to work remotely Mondays and Fridays if you wish. Address: 1801 California St. Denver, CO 80202 What You’ll Do Lead the end-to-end design, development, and implementation of sophisticated software applications and systems aligned with business goals. Collaborate closely with stakeholders including product managers, designers, and other engineers to gather requirements and translate them into robust technical designs and solutions. Write high-quality, efficient, maintainable, and scalable code adhering to best practices and company standards. Debug, analyze, and resolve complex software defects and performance bottlenecks to ensure optimal system reliability and user experience. Conduct comprehensive testing and validation including unit, integration, and performance testing to guarantee software quality. Mentor and provide technical guidance to junior and mid-level engineers, fostering professional growth and knowledge sharing. Perform thorough code reviews to maintain high code quality, enforce coding standards, and promote best p

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Portal, part of Roblox’s Engine Productivity team, builds productivity tools for the hundreds of engineers developing Roblox’s game engine, desktop clients, apps, and Roblox Studio. As a Senior Software Engineer, you will build the systems that bring AI agents into engine development workflows. On a small team with broad reach, you will help decide where AI can meaningfully improve engineering productivity and take solutions from early experiments to reliable tools engineers use every day. You will: Own improvements to developer workflows, from identifying problems with engineers to designing and shipping productivity tools and measuring their impact. Build AI agent sandboxes and harnesses written in C and Rust, along with the integrations and context agents needed to work effectively in Roblox’s C++ game engine codebase. Partner with technical leaders across Roblox’s Engine and Infrastructure groups to deliver reliable tools and improve the daily experience of engineering at Roblox. You have: 5+ years of software engineering experience working on projects from 0 to 1. Experience owning substantial parts of a developer tool or system through design, launch, and ongoing operation. Systems pr

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Portal, part of Roblox’s Engine Productivity team, builds productivity tools for the hundreds of engineers developing Roblox’s game engine, desktop clients, apps, and Roblox Studio. As a Senior Software Engineer, you will build the systems that bring AI agents into engine development workflows. On a small team with broad reach, you will help decide where AI can meaningfully improve engineering productivity and take solutions from early experiments to reliable tools engineers use every day. You will: Own improvements to developer workflows, from identifying problems with engineers to designing and shipping productivity tools and measuring their impact. Build AI agent sandboxes and harnesses written in C and Rust, along with the integrations and context agents needed to work effectively in Roblox’s C++ game engine codebase. Partner with technical leaders across Roblox’s Engine and Infrastructure groups to deliver reliable tools and improve the daily experience of engineering at Roblox. You have: 5+ years of software engineering experience working on projects from 0 to 1. Experience owning substantial parts of a developer tool or system through design, launch, and ongoing operation. Systems pr

Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of businesses and people. The Elastic Search AI Platform, used by more than 50% of the Fortune 500, brings together the precision of search and the intelligence of AI to enable everyone to accelerate the results that matter. By taking advantage of all structured and unstructured data — securing and protecting private information more effectively — Elastic’s complete, cloud-based solutions for search, security, and observability help organizations deliver on the promise of AI. What is The Role As part of the Observability organization and inside the Streams program, the Managed Inputs team builds high-performing backend ingestion pipelines. We collect telemetry across diverse environments—including Elastic Agents, agentless setups, OpenTelemetry collectors, and cloud sources via Elastic Cloud Forwarders—then process and store this information to power seamless, intuitive user experiences within Kibana. Elastic's Streams program is the unified platform for getting data into Elasticsearch from edge collection all the way through cloud processing. We accept any type of data generated at the edge (Elastic Agent, Elastic Classic APM Agents, Beats, any OTel SDK…) and we process and route the data to several destinations. We are building strong backend solutions for ingesting observability data. Our core focus is on building a performant, reliable, scalable, secure and maintainable backend that fulfills product requirements. We take responsibility for what we build, and therefore are also responsible for keeping the system running, and ensuring reliable quality gates and safe deployment mechanisms, as well as assisting in support cases. What You Will Be Doing Design, implement, deploy and maintain high-performing, scalable features within the different products we own, being the most critical ones Managed Inputs (mOTLP

Elastic, the Search AI Company, enables everyone to find the answers they need in real time, using all their data, at scale — unleashing the potential of businesses and people. The Elastic Search AI Platform, used by more than 50% of the Fortune 500, brings together the precision of search and the intelligence of AI to enable everyone to accelerate the results that matter. By taking advantage of all structured and unstructured data — securing and protecting private information more effectively — Elastic’s complete, cloud-based solutions for search, security, and observability help organizations deliver on the promise of AI. What is The Role As part of the Observability organization and inside the Streams program, the Managed Inputs team builds high-performing backend ingestion pipelines. We collect telemetry across diverse environments—including Elastic Agents, agentless setups, OpenTelemetry collectors, and cloud sources via Elastic Cloud Forwarders—then process and store this information to power seamless, intuitive user experiences within Kibana. Elastic's Streams program is the unified platform for getting data into Elasticsearch from edge collection all the way through cloud processing. We accept any type of data generated at the edge (Elastic Agent, Elastic Classic APM Agents, Beats, any OTel SDK…) and we process and route the data to several destinations. We are building strong backend solutions for ingesting observability data. Our core focus is on building a performant, reliable, scalable, secure and maintainable backend that fulfills product requirements. We take responsibility for what we build, and therefore are also responsible for keeping the system running, and ensuring reliable quality gates and safe deployment mechanisms, as well as assisting in support cases. What You Will Be Doing Design, implement, deploy and maintain high-performing, scalable features within the different products we own, being the most critical ones Managed Inputs (mOTLP