Performance Architect Jobs

GitLab is the intelligent orchestration platform for DevSecOps. GitLab enables organizations to increase developer productivity, improve operational efficiency, reduce security and compliance risk, and accelerate digital transformation. More than 50 million registered users and more than 50% of the Fortune 100* trust GitLab to ship better, more secure software faster. The same principles built into our products are reflected in how our team works: we embrace AI as a core productivity multiplier, with all team members expected to incorporate AI into their daily workflows to drive efficiency, innovation, and impact. GitLab is where careers accelerate, innovation flourishes, and every voice is valued. Our high-performance culture is driven by our values and continuous knowledge exchange, enabling our team members to reach their full potential while collaborating with industry leaders to solve complex problems. Co-create the future with us as we build technology that transforms how the world develops software. * Fortune 500® is a registered trademark of Fortune Media IP Limited, used under license. Claim based on GitLab data. Fortune 100 refers to the top 20% ranked companies in the 2025 Fortune 500 list, published in June 2025. Fortune and Fortune Media IP Limited are not affiliated with, and do not endorse products or services of GitLab. An overview of this role As an Engineering Manager, Git at GitLab, you’ll guide a deeply technical team focused on building, maintaining, and providing expertise on the Git version control system. The team’s work spans upstream development of Git, support for teams across GitLab, new tooling, scalability improvements, new data formats, and ongoing maintenance of the Git codebase. This role is a good fit for you if you can guide senior and staff engineers through complex, long-horizon technical work while building a culture of technical rigor, clear accountability, and ownership. You’ll help the team balance upstream open source d

Who We Are Addepar is a global data and AI platform empowering investment professionals to turn complex financial information into actionable intelligence. Addepar unifies portfolio, market and client data in a total portfolio view and delivers AI-powered insights within investment and client workflows. More than 1,500 firms in 60 countries use Addepar to manage and advise on nearly $10 trillion in assets. Its open platform integrates with 650 software, data and consulting partners to power end-to-end investment operations across firms of all sizes and levels of complexity. Addepar supports clients worldwide with offices in New York City, Salt Lake City, São Paulo, London, Edinburgh, Geneva, Warsaw, Dubai, Pune and Singapore. The Role We are currently seeking a Staff Software Engineer with AI/ML background to join our Reference Data team. The reference data team at Addepar is responsible to manage the data reconciliation and curation process for market data providers to build a single source of truth and provide alignment across public and alternative investment data products for the client to manage their investment portfolio. As an engineer on the team you will partner with product teams at Addepar to understand their business needs. The team is focused on enabling and building disruptive, innovative solutions to transform the wealth technology landscape with AI across our product suite and is growing quickly. You will be responsible for architecting, leading, and driving the execution of the core AI capabilities that power our platform. This is a high-impact role for an engineer who thrives on the frontier of applied AI and maintains a relentless focus on shipping. You will not just work with LLMs and agentic frameworks; you will own the end-to-end delivery of AI-native products, ensuring that cutting-edge AI systems are hardened into robust, scalable, and high-performance production systems. Applicants must have, and maintain, the right to work in the United Kin

Come join the Server Ingress Security team, where we are rearchitecting MongoDB Server’s ingress networking to make MongoDB clusters even more secure. This new team is building the Atlas Network Protection layer, a set of performant, security-critical services that harden MongoDB's pre-authentication attack surface and provides the ability to respond rapidly to emergent threats. We are looking for talented Senior Engineers to join the team and be founding members, where you will play a crucial role in our multi-year roadmap. Our team champions a strong culture of inclusivity, diversity, and collaboration. If you want to work on a collaborative team that applies security and systems engineering fundamentals to protect a popular database at scale, join us! We are looking to speak to candidates who are based in Dublin or Cork for our hybrid working model. Candidate Profile 5+ years of experience building production-quality systems software Experience with large backend/compiled codebases and performance-sensitive software, preferably in Rust Bonus points for experience working hands-on in security-sensitive or networking-adjacent domains Strong systems fundamentals, including multi-threaded programming and performance profiling. Bonus points for: Understanding of network protocols, TLS, and connection lifecycle management Familiarity with security concepts such as attack surface reduction, input validation, memory safety, and defense-in-depth architectures Excellent verbal and written technical communication skills, with a strong desire to collaborate with colleagues Strong time management skills and the ability to realistically assess project complexity B.Sc. in Computer Science or a related field, or equivalent practical experience, with strong competencies in data structures, algorithms, and software design/architecture. Interest in the theory and practice of high-availability, security-critical systems Position Expectations Design, implement, and operate production

About us Graphcore is one of the world’s leading innovators in Artificial Intelligence compute. It is developing hardware, software and systems infrastructure that will unlock the next generation of AI breakthroughs and power the widespread adoption of AI solutions across every industry. As part of the SoftBank Group, Graphcore is a member of an elite family of companies responsible for some of the world’s most transformative technologies. Together, they share a bold vision: to enable Artificial Super Intelligence and ensure its benefits are accessible to everyone. Graphcore’s teams are drawn from diverse backgrounds and bring a broad range of skills and perspectives. A melting pot of AI research specialists, silicon designers, software engineers and systems architects, Graphcore enjoys a culture of continuous learning and constant innovation. Job Summary We are seeking a Senior Principal Network Engineer to help design, deploy, and optimize next‑generation AI data center networks. AI training and inference workloads require extremely high bandwidth, deterministic low latency, and zero‑packet‑loss networking environments. In this role, you will partner closely with the Network Architecture Lead to design and scale high‑performance computing (HPC) network fabrics supporting GPU clusters. You will work across hardware, networking, and AI application layers to ensure Graphcore’s large‑scale AI infrastructure operates at peak performance. The ideal candidate brings deep experience operating hyperscale or HPC data center networks and has expertise in high‑speed Ethernet fabrics, RDMA technologies, advanced automation, and telemetry systems. The Team The Data Center Network Engineering team designs and operates the high‑performance network fabrics that power Graphcore’s AI compute platforms. The team collaborates closely with hardware engineering, AI researchers, and infrastructure teams to build scalable networking environments optimized for distributed training and infe

Graphcore Senior Principal AI SoC Validation (Bring-up lead) Graphcore is a globally recognised leader in Artificial Intelligence computing systems. The company designs advanced semiconductors and data centre hardware that provide the specialised processing power needed to drive AI innovation, while delivering the efficiency required to support its broader adoption. As part of the SoftBank Group, Graphcore is a member of an elite family of companies responsible for some of the world’s most transformative technologies. We are opening a new AI Engineering Campus in Bengaluru which will play a central role in Graphcore's work building the future of AI computing. We are developing the next generation of AI compute, a large-scale system-on-chip (SoC) designed to power future high-performance AI systems. As the SoC Validation Lead, you will be responsible for enabling pre-production software to run reliably on new silicon quickly and efficiently, before showing that the silicon meets the highest standards of quality, reliability and functionality, ready for production deployment. You will lead a team delivering post-silicon validation across the full AI SoC, working across silicon, firmware, and platform levels. The role requires a deep technical understanding, strong hands-on debug experience, and the ability to collaborate effectively with hardware, software, and systems engineering teams. Key responsibilities Define and lead post-silicon validation strategy Develop and refine the overall post-silicon validation approach for our AI SoCs, ensuring reliable and timely delivery of validated silicon, architectural correctness, feature robustness, and at-scale system reliability. Drive cross-domain debug and issue resolution Lead investigation and resolution of complex issues spanning silicon, firmware, operating systems, and platform interactions. Ensure that fixes are effective and sustainable. Promote collaboration and shared understanding Work closely with

The Server Programmability team is focused on programming velocity and safety in the core MongoDB Server. We own low-level libraries, runtimes, and tools that allow internal MongoDB developers to develop features in C++ and Rust quickly and safely. We are an agile and small team looking for an experienced engineer to join us. We are looking for someone who is excited about operating systems, development tools, programming languages and low-level C++ libraries. We are looking to speak to candidates who are based in Dublin for our hybrid working model. Candidate Profile 3+ years of experience in Systems programming in C++ or other low-level programming languages Hands-on experience with building production-level code. Experience in C++ is required Passionate about delivering and deploying a product with cross-team stakeholders Solid computer science fundamentals, with strong competencies in data structures, algorithms, and software design/architecture Passion for learning new things in the domains of software engineering, distributed systems, and performance Solid verbal and written communication skills and highly motivated to collaborate with colleagues Position Expectations Understand and improve the current functionality of the MongoDB Server’s Programmability features Lead medium sized projects related to the team’s charter Collaborate with colleagues at all stages of project lifecycle (ideation, requirements gathering, design, execution, and delivery) Own our leadership principles , and exemplify them in your work Continue to learn and be curious in growing your career! Write production-ready code in C++ Write unit tests and integration tests in C++, Javascript, and Python to demonstrate application correctness Investigate the performance characteristics of the server and write performance regression tests Interview candidates for software engineering positions Handle customer escalations Collaborate with stakeholders and engineering teams across the compan

The Senior Integration Developer plays a critical role in leading complex and multidisciplinary iPaaS integration projects. In this role, you will partner with our consulting team to design, implement, and deploy data-centric solutions for clients across multiple industries and platforms. This position requires deep expertise in MuleSoft Anypoint and integration architecture, along with the ability to lead solution design discussions, guide project execution, and mentor junior developers. As a senior technical contributor, you will take ownership of complex integration solutions, facilitate technical discovery with clients, and ensure scalable, maintainable integration architectures. You will act as a trusted technical advisor to both internal teams and client stakeholders while driving best practices in integration design, development, and delivery. Responsibilities: Lead the design, development, and implementation of complex integration and API solutions using MuleSoft Anypoint Platform. Translate business requirements into scalable technical integration architectures and implementation strategies. Facilitate discovery sessions and technical workshops with clients to understand system landscapes, integration requirements, and data flows. Own complex integration solutions from design through deployment, ensuring high performance, scalability, and maintainability. Develop and implement integration patterns, APIs, middleware components, and orchestration logic using MuleSoft Anypoint middleware. Analyze source system data and conduct data mapping exercises to support migration and integration initiatives. Design and implement both real-time and batch integrations across cloud and enterprise systems. Lead development of custom code and complex functionality using MuleSoft, DataWeave, and supporting technologies. Develop best practices, reusable integration components, and design patterns for interfaces, APIs, rule engines, and middleware. Drive complex technical desig

Zafin is an AI platform company helping regulated institutions modernize how critical work is designed, governed, and delivered. Our technology enables organizations to move faster while maintaining the governance, accountability, and control required in highly regulated environments. Our portfolio includes Zafin AIOS , an agent orchestration platform for governed AI work; the Zafin Banking Platform , which helps banks modernize product, pricing, offers, billing, loyalty, and relationship management; and Zafin IO , an integration platform that connects data, systems, and workflows across complex enterprise environments. Headquartered in Toronto, Canada, Zafin partners with leading financial institutions across North America, Europe, the Middle East, Africa, and Asia-Pacific. As AI transforms the future of financial services, we're building the platforms that help regulated organizations adopt AI responsibly and at scale. What’s the opportunity? We are seeking a highly skilled Senior FinOps Analyst with deep expertise in Azure cloud financial management . This role is focused on integrating financial operations into Azure cloud environments, driving cost optimization, and providing strategic insights to manage Azure cloud spending effectively. The ideal candidate will have extensive experience in Azure cloud financial operations, cost forecasting, and reporting, with the ability to collaborate across teams to ensure financial accountability and maximize resource efficiency in an Azure-centric environment. What will you do? Lead Azure Cloud Financial Analysis and Cost Optimization: Take ownership of analyzing Azure cloud usage and spend. Provide detailed financial reports, forecasts, and actionable insights to reduce costs and optimize Azure resource allocation. Develop and Implement Azure-Specific FinOps Best Practices: Drive the adoption of FinOps practices tailored to Azure cloud operations. Work closely with Azure architects, engineering, and operations tea

At Bazaarvoice, we create smart shopping experiences. Through our expansive global network, product-passionate community & enterprise technology, we connect thousands of brands and retailers with billions of consumers. Our solutions enable brands to connect with consumers and collect valuable user-generated content, at an unprecedented scale. This content achieves global reach by leveraging our extensive and ever-expanding retail, social & search syndication network. And we make it easy for brands & retailers to gain valuable business insights from real-time consumer feedback with intuitive tools and dashboards. The result is smarter shopping: loyal customers, increased sales, and improved products. The problem we are trying to solve : Brands and retailers struggle to make real connections with consumers. It's a challenge to deliver trustworthy and inspiring content in the moments that matter most during the discovery and purchase cycle. The result? Time and money spent on content that doesn't attract new consumers, convert them, or earn their long-term loyalty. Our brand promise : closing the gap between brands and consumers. Founded in 2005, Bazaarvoice is headquartered in Austin, Texas with offices in North America, Europe, Asia and Australia. It’s official: Bazaarvoice is a Great Place to Work in the US , Australia, India, Lithuania, France, Germany and the UK! Requirements and Responsibilities: Agentic Transformation Leadership: Spearhead the transition from traditional code generation to agentic workflows. Define the architecture, guardrails, and patterns for how engineers build and manage AI agents to automate and scale our development lifecycle. Individual Contributor: Remain hands-on and able to code, build prototypes, and architect agent workflows as needed. Technical Ownership: Assume technical ownership of the security, quality, scale, and performance of products delivered from our Belfast hub (collaborating closely with o

About the job Shape the power-delivery architecture behind Graphcore’s high-performance AI compute systems, from voltage regulation through package, PCB and silicon. As Staff Power Integrity Engineer, you will provide technical leadership on Graphcore’s most complex power-delivery challenges. Your analysis and judgement will directly influence architecture and product decisions. You will define modelling strategies, optimise decoupling and analyse PDN impedance, voltage droop, transient response and regulator interactions. You will turn complex results into clear engineering decisions, requirements and sign-off approaches. You will lead significant PI issues through resolution and create alignment across silicon, package, board, power, systems and validation teams. You will also develop reusable methods and mentor engineers, raising power-integrity capability across Graphcore. The team and culture The Signal and Power Integrity team sits at the centre of Graphcore’s hardware development. We work across disciplines to understand electrical behaviour and guide consequential architecture decisions. You will own complex PI problems and drive them through to resolution. Decisions are grounded in modelling, first-principles reasoning, hardware evidence and clear assessment of uncertainty. You will challenge assumptions, communicate risk clearly and help teams make pragmatic trade-offs. Technical influence matters more than reporting lines. What we’re looking for Deep practical expertise in power integrity and complex power-delivery network design. Strong understanding of PDN impedance, transient behaviour, voltage droop, resonance, stability and decoupling across high-current digital systems. Ability to reason across silicon, package, PCB, voltage regulation and system boundaries. Strong capability in electromagnetic modelling, circuit simulation, model extraction and selecting appropriate abstraction methods. Engineering judgement to assess model validity, uncertainty an

Application Performance Monitoring (APM) is one of Datadog’s premier products that helps developers see inside complex distributed systems. Our SDKs are both the delivery vehicle for APM and the platform on which all of Datadog’s service and app based products (e.g. Application Security Management, Profiling, Data Stream Monitoring…) are delivered. We believe our SDKs are one of our technical moats and are a key competitive advantage for APM and Datadog more broadly. They’re also open-source. Leading the evolution of our SDKs is a technically demanding and highly collaborative effort. You’ll work with language experts to deliver cutting-edge observability products across our 9 supported languages, with industry leading performance and a world class developer experience. You’ll rethink our SDKs’ architecture, APIs, data models, and protocol to meet Datadog’s current needs and scale, all while building in the open. And you’ll grow your team’s capacity by fostering a culture focused on customer needs, continuous learning, and innovation. We’re looking for an experienced Engineering Manager who cares as much about technical excellence as empowering other engineering teams. At Datadog, we place value in our office culture - the relationships that it builds, the creativity it brings to the table, and the collaboration of being together. We operate as a hybrid workplace to ensure our employees can create a work-life harmony that best fits them. What you’ll do Lead, grow, and develop a team of roughly 4-8 library engineers — coaching, giving direct feedback, and empowering senior ICs as technical leaders owning outcomes Own team delivery and productivity: planning, milestones, reviews Collaborate with Product teams to: Reshape and grow our platform capabilities to enable product teams Define and deliver industry leading, open-source, zero-touch APM instrumentation Stay technically close to the work — apply strong technical judgment, set a high standard for

Application Performance Monitoring (APM) is one of Datadog’s premier products that helps developers see inside complex distributed systems. Our SDKs are both the delivery vehicle for APM and the platform on which all of Datadog’s service and app based products (e.g. Application Security Management, Profiling, Data Stream Monitoring…) are delivered. We believe our SDKs are one of our technical moats and are a key competitive advantage for APM and Datadog more broadly. They’re also open-source. Leading the evolution of our SDKs is a technically demanding and highly collaborative effort. You’ll work with language experts to deliver cutting-edge observability products across our 9 supported languages, with industry leading performance and a world class developer experience. You’ll rethink our SDKs’ architecture, APIs, data models, and protocol to meet Datadog’s current needs and scale, all while building in the open. And you’ll grow your team’s capacity by fostering a culture focused on customer needs, continuous learning, and innovation. We’re looking for an experienced Engineering Manager who cares as much about technical excellence as empowering other engineering teams. At Datadog, we place value in our office culture - the relationships that it builds, the creativity it brings to the table, and the collaboration of being together. We operate as a hybrid workplace to ensure our employees can create a work-life harmony that best fits them. What you’ll do Lead, grow, and develop a team of roughly 4-8 library engineers — coaching, giving direct feedback, and empowering senior ICs as technical leaders owning outcomes Own team delivery and productivity: planning, milestones, reviews Collaborate with Product teams to: Reshape and grow our platform capabilities to enable product teams Define and deliver industry leading, open-source, zero-touch APM instrumentation Stay technically close to the work — apply strong technical judgment, set a high standard for

We are a global team of innovators and pioneers dedicated to shaping the future of observability. At New Relic, we build an intelligent platform that empowers companies to thrive in an AI-first world by giving them unparalleled insight into their complex systems. As we continue to expand our global footprint, we're looking for passionate people to join our mission. If you're ready to help the world's best companies optimize their digital applications, we invite you to explore a career with us! Your opportunity At New Relic, we provide our customers real-time insights, so they can innovate faster. Our software delivers insightful observability tools across different technologies and distributed systems, enabling software engineering teams to quickly identify, understand and tackle issues, analyze performance and get the most of their software and infrastructure. The Infrastructure product organization develops New Relic infrastructure instrumentation agents, next generation data processing and management services, vulnerability management, and security testing capabilities for on-prem and cloud customers. We work with data at a scale using a diverse tech stack (Go, Java, JavaScript, React GraphQL, Kubernetes, many public cloud web services, and more). As a senior backend engineer, you will help us build and extend next generation solutions such as a control plane for customers to manage their data pipelines at scale. New Relic is looking for engineers who are interested in building a brand-new observability experience. This high-impact engineering position is a phenomenal opportunity to own and build a set of next generation services and capabilities for the company. We are searching for a motivated engineer who is ready for a career-defining role in their next opportunity. We look forward to talking with you! What you'll do ● Design, Build, maintain, and scale back-end services and their support tools. ● Participate in architectural definitions with a high degr

Everpure (NYSE: P) has evolved from storage pioneer to data platform, closing fiscal 2026 with $3.7 billion in revenue, its first billion-dollar quarter, and accelerating growth into FY27. Our strategic agenda spans the companies defining the next era of technology - hyperscalers, AI labs, the AI hardware supply chain, data platform providers, and the broader AI ecosystem. This type of work—work that changes the world—is what the tech industry was founded on. So, if you're ready to seize the endless opportunities and leave your mark, come join us. THE ROLE Everpure is seeking a Hardware Engineering Manager to lead a team developing and supporting high-performance storage systems. This role oversees the full hardware lifecycle, from design through production and customer support. The ideal candidate is a strong technical and people leader who can set direction, deliver results, and collaborate across the organization. WHAT YOU'LL DO Lead, mentor, and develop a team of hardware engineers. Set technical direction and execution plans for complex compute, storage, networking, and I/O systems. Own team delivery across architecture, schematic capture, PCB layout, eDVT, qualification, failure analysis, and production release. Harden and evolve hardware validation and qualification strategies, including automated testing, system stress testing, and coverage reviews. Drive root-cause and failure-analysis efforts for internal issues and customer escalations, ensuring corrective actions improve product robustness. Partner with Manufacturing, Operations, Test, Quality, and JDM/OEM partners to transition new hardware subsystems into production. Build scalable engineering processes, automation, documentation standards, and “Quality by Design” practices. Hire and retain top hardware engineering talent while creating a culture of accountability, collaboration, technical excellence, and continuous improvement. Communicate program status, ris

The Storage Layer Services team is currently re-architecting the MongoDB Cloud Storage Layer. This is a relatively new team in MongoDB that sits at the heart of the next generation MongoDB Cloud Storage Architecture, and the team is working to build performant multi-tenant distributed storage services both to enhance our existing MongoDB cloud storage architecture and to power more of our customers' use cases more efficiently. Engineering at MongoDB is globally distributed, with a mix of folks being fully remote, hybrid, or in-office. We have a small but growing team that calls Sydney home, and we are looking for a Staff Engineer to join the team working closely with other teams in Sydney and North America. Our team champions a strong culture of inclusivity, diversity, and collaboration. If you want to work on a collaborative team that applies great engineering fundamentals to deliver core features of a popular database, join us! Let’s change what’s possible for application developers, system architects, and database operators. We are looking to speak to candidates who are based in Sydney for our hybrid working model. You’re an ideal candidate if: You have 10+ years of experience in programming, debugging, and performance tuning highly concurrent and/or distributed systems. Especially if you have worked in a systems language (C, C++, Rust, etc) for a number of those years You have a track record as an effective technical leader. You love helping teams be successful at solving vaguely defined problems in iterative and measurable ways. You put the customer first, and don’t hesitate to cross team boundaries in search of the right solution You have a solid grasp of related systems fundamentals, such as cache management, log-based recovery, transactions or performance profiling You’re comfortable reasoning about highly concurrent, asynchronous services — backpressure, tail latency, and the failure modes of replicated state machines You’ve worked on large, highly availabl