Performance Fitter Jobs

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. The Engineering team builds systems that power Affirm’s mission. We take pride in our craft, building reliable, performant, and scalable solutions that touch every part of the business. Whether we’re enabling new ways to pay, ensuring our platforms can scale to the most demanding levels in the industry, or developing seamless servicing experiences, our focus is on solving complex problems through exceptional engineering. Join the pioneering Servicing International team at the forefront of Affirm's global expansion, building the foundational platform to launch our products into a new generation of international markets. This role will focus on two critical parts of the user journey: purchase protection, including disputes and refunds, and agent tooling, which is essential for our agents to offer the best support possible to our customers—both significant areas of investment to ensure trust and satisfaction for our newest customers. The team collaborates closely with European engineering counterparts and engineers across our global Servicing Engineering organization to build cohesive, scalable solutions, and you'll play an active part in that. If you are passionate about creating world-class user experiences and excited by the challenge of launching products in new regions, join us. Help build the next generation of Affirm's platform and learn what it takes to define our presence around the world. What you’ll do With the support of your team, you will work on tasks that contribute to the team's projects and goals. You will work collaboratively and proactively with your team and stakeholders, bringing them along for your work and helping to create visibility and dialog regarding the risks and trade-offs related to your work. You will strike the right balance of speed and quality in your work,

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. The Engineering team builds systems that power Affirm’s mission. We take pride in our craft, building reliable, performant, and scalable solutions that touch every part of the business. Whether we’re enabling new ways to pay, ensuring our platforms can scale to the most demanding levels in the industry, or developing seamless servicing experiences, our focus is on solving complex problems through exceptional engineering. Join the pioneering Servicing International team at the forefront of Affirm's global expansion, building the foundational platform to launch our products into a new generation of international markets. This role will focus on two critical parts of the user journey: purchase protection, including disputes and refunds, and agent tooling, which is essential for our agents to offer the best support possible to our customers—both significant areas of investment to ensure trust and satisfaction for our newest customers. The team collaborates closely with European engineering counterparts and engineers across our global Servicing Engineering organization to build cohesive, scalable solutions, and you'll play an active part in that. If you are passionate about creating world-class user experiences and excited by the challenge of launching products in new regions, join us. Help build the next generation of Affirm's platform and learn what it takes to define our presence around the world. What you’ll do With the support of your team, you will work on tasks that contribute to the team's projects and goals. You will work collaboratively and proactively with your team and stakeholders, bringing them along for your work and helping to create visibility and dialog regarding the risks and trade-offs related to your work. You will strike the right balance of speed and quality in your work,

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 is seeking a Senior Software Engineer to join the Card Acquisition team within the Consumer org. The team plays a critical role in shaping the first experience customers have with Affirm—building trust, clarity, and value from the very first interaction. As a Senior Engineer, you will be responsible for defining long-term technical strategy, mentoring senior engineers, and acting as a force multiplier through your technical depth, operational excellence, and ability to navigate ambiguity. You'll work at the intersection of product, design, and engineering to build polished, performant, and accessible user experiences that directly impact conversion, retention, and business growth. What You'll Do You will be responsible for owning and delivering quarterly goals for your team, leading engineers on your team through ambiguity to solve open-ended problems, and ensuring that everyone is supported throughout delivery. You will support peers and stakeholders in the product development lifecycle by collaborating with product management, design, and analytics, participating in ideation, articulating technical constraints, and partnering on decisions that properly consider risks and trade-offs. You will proactively identify project, process, technology or business issues, advocate for them, and lead in solving them. You take ownership of your team’s operations and availability by ensuring you have the right monitoring, triage rotations, playbooks, policies, testing and alerting in place to support “keep the lights on” & on-call efforts. You will foster a culture of quality and ownership by setting or improving code review and design standards for your team, and advocating for them beyond your team through writing and tech talks. You will help develop talent on your team by providing feedba

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 is seeking a Senior Software Engineer to join the Card Acquisition team within the Consumer org. The team plays a critical role in shaping the first experience customers have with Affirm—building trust, clarity, and value from the very first interaction. As a Senior Engineer, you will be responsible for defining long-term technical strategy, mentoring senior engineers, and acting as a force multiplier through your technical depth, operational excellence, and ability to navigate ambiguity. You'll work at the intersection of product, design, and engineering to build polished, performant, and accessible user experiences that directly impact conversion, retention, and business growth. What You'll Do You will be responsible for owning and delivering quarterly goals for your team, leading engineers on your team through ambiguity to solve open-ended problems, and ensuring that everyone is supported throughout delivery. You will support peers and stakeholders in the product development lifecycle by collaborating with product management, design, and analytics, participating in ideation, articulating technical constraints, and partnering on decisions that properly consider risks and trade-offs. You will proactively identify project, process, technology or business issues, advocate for them, and lead in solving them. You take ownership of your team’s operations and availability by ensuring you have the right monitoring, triage rotations, playbooks, policies, testing and alerting in place to support “keep the lights on” & on-call efforts. You will foster a culture of quality and ownership by setting or improving code review and design standards for your team, and advocating for them beyond your team through writing and tech talks. You will help develop talent on your team by providing feedba

JOB TITLE Mobility Engineer, End User Technology A CAreer with point72’s Technology TEAM As Point72 continues to reimagine the future of investing, our Technology group is constantly improving our company’s IT infrastructure, positioning us at the forefront of a rapidly evolving technology landscape. We’re a team of experts experimenting and discovering new ways to provide exceptional end user experience while embracing enterprise agile methodology. We encourage professional development to ensure you bring innovative ideas to our team while satisfying your own intellectual curiosity. Our Technology Infrastructure team engineers and operates the foundational technology platforms that power all of the firm’s applications and businesses. Our disciplines span a broad array of technologies from datacenter infrastructure to large scale cloud services, with the shared goal of providing the most reliable, performant, modern technology platforms to improve time-to-market for our business. We also deliver end-user technology solutions to support the evolving collaboration and productivity needs of our global teams. Our team focuses on innovation and challenging the current state of our infrastructure technology in a fast-paced, dynamic, and collaborative working environment. What you’ll do We are seeking a Mobility Engineer with deep expertise in Microsoft Intune to own and evolve Point72’s modern endpoint and mobility platform. This role is heavily focused on mobility and modern device management, while also supporting Windows, macOS, mobile devices, and Windows 365 Cloud PCs.The ideal candidate will be responsible for the end-to-end lifecycle management of corporate and BYOD endpoints, ensuring a secure, seamless, and high-performing end-user experience across the firm. Lead the end‑to‑end management of mobile and endpoint devices using Microsoft Intune and other enterprise MDM tools. Design, deploy, and support Intune for iOS, Android, Windows, macOS, and Win

ABOUT BASETEN Baseten powers mission-critical inference for the world's most dynamic AI companies, like Cursor, Notion, OpenEvidence, Abridge, Clay, Gamma and Writer. By uniting applied AI research, flexible infrastructure, and seamless developer tooling, we enable companies operating at the frontier of AI to bring cutting-edge models into production. We're growing quickly and recently raised our $1.5B Series F , led by Altimeter Capital, Conviction Partners, and Spark Capital. Join us and help build the platform engineers turn to to ship AI products. THE ROLE This role sits at the frontier of our research agenda. You will pursue open problems at the intersection of post-training methodology and performant inference, and then collaborate with research engineering to translate findings into production systems. A meaningful portion of your time will be dedicated to research that deepens our understanding of how models learn, alignment, and architectural efficiency — questions that may not have immediate product application. The remainder will be directed toward research that solves concrete problems for Baseten's platform and customers, who are the fastest growing AI companies in the world like Cursor, Lovable, and Notion. We are looking for someone with sharp research taste and genuine creative instinct for problem selection. Someone who can identify questions that matter, design clean experiments to answer them, and push the state of the art. The environment here is not theoretical, but rather research that can be validated with eager customers who are serving billions of tokens a second. RECENT RESEARCH Towards infinite context windows: neural KV cache compaction Dense, on-policy or both? Repeated kv cache for long-running agents Distillation without the dark – replicating black-box on-policy distillation on Baseten RESPONSIBILITIES Define and pursue a research agenda spanning both foundational and applied work, with the applied component connected to Baseten's pla

At Vanta, our mission is to help businesses earn and prove trust. We believe that security should be monitored and verified continuously, and we empower companies to practice better security and prove it with ease. Vanta has a kind and talented team, and while some have prior security experience, many have been successful at Vanta without it. Vanta’s Developer Experience team builds the tools engineers use every day to bring ideas to production rapidly and reliably. You’ll empower other Vanta engineers to leverage cutting-edge technologies and best practices to make Vanta more performant and scalable on a platform level. Example projects include modernizing our CI/CD pipelines, introducing new test frameworks, launching AI-powered dev tools, and scaling developer environments to support a growing engineering team. This team has a wide breadth of impact across all of product engineering. The work we do compounds in value by making it easier for engineers to diagnose and solve bugs, streamline workflows, and ship value to our customers quickly and safely. Vanta engineers design and develop new product functionality and infrastructure leveraging modern frameworks and tooling, including TypeScript, React, Node.js, MongoDB, Github Actions, and various AWS services such as Fargate and ECS. Vanta has a kind and talented team, and while some have prior security experience, many have been successful at Vanta without it. We’d love for you to join us! You will: Set direction for critical dev infrastructure, enabling us to stay ahead of continued rapid growth Design and build CI and build systems that ensure Vanta engineers can develop and ship robust products quickly and confidently Improve the efficiency and reliability of our deployment workflows, including tools for hotfixes, rollbacks, and incident mitigation Lead development of tools that accelerate feedback loops — from typechecking and linting to running tests and deploying changes Build and maintain scalable developmen

Ekip Hakkında Trendyol Express ekibi olarak amacımız, her siparişte müşterilerimize kusursuz bir teslimat deneyimi sunmaktır. Müşteriyi her zaman odağımıza alarak; en ileri teknolojiyi, esnek operasyonel altyapıyı ve yenilikçi çözümleri bir araya getiriyoruz. Hızlı ve iş birliğine dayalı çalışma kültürümüz sayesinde; veri, çeviklik ve güçlü ekip ruhu ile her zorluğu fırsata dönüştürüyoruz. Bölgesel olarak büyürken, lojistikte yeni standartlar belirliyor ve attığımız her adımda kalıcı değer yaratmak için çalışıyoruz. Pozisyon Hakkında Trendyol Express’te Dağıtım Operasyon Yöneticisi olarak, en iyi uygulamalar ve yüksek kalite standartları doğrultusunda dağıtım operasyonlarının uçtan uca yönetilmesini sağlayacaksınız. Ekip aracılığıyla operasyonun tüm süreçlerinin kurumsal ve yasal gerekliliklere uygun şekilde ilerlemesini güvence altına alacak, planlama ve operasyonel parametreleri yakından takip ederek hedeflenen verimliliğin sağlanmasına katkıda bulunacaksınız. Aynı zamanda ekip motivasyonunu destekleyerek yetkinlik gelişimini teşvik edecek ve sürekli iyileştirme yaklaşımıyla operasyonel performansı artıracaksınız.

Ekip Hakkında Trendyol Express ekibi olarak amacımız, her siparişte müşterilerimize kusursuz bir teslimat deneyimi sunmaktır. Müşteriyi her zaman odağımıza alarak; en ileri teknolojiyi, esnek operasyonel altyapıyı ve yenilikçi çözümleri bir araya getiriyoruz. Hızlı ve iş birliğine dayalı çalışma kültürümüz sayesinde; veri, çeviklik ve güçlü ekip ruhu ile her zorluğu fırsata dönüştürüyoruz. Bölgesel olarak büyürken, lojistikte yeni standartlar belirliyor ve attığımız her adımda kalıcı değer yaratmak için çalışıyoruz. Pozisyon Hakkında Trendyol Express’te Dağıtım Operasyon Yöneticisi olarak, en iyi uygulamalar ve yüksek kalite standartları doğrultusunda dağıtım operasyonlarının uçtan uca yönetilmesini sağlayacaksınız. Ekip aracılığıyla operasyonun tüm süreçlerinin kurumsal ve yasal gerekliliklere uygun şekilde ilerlemesini güvence altına alacak, planlama ve operasyonel parametreleri yakından takip ederek hedeflenen verimliliğin sağlanmasına katkıda bulunacaksınız. Aynı zamanda ekip motivasyonunu destekleyerek yetkinlik gelişimini teşvik edecek ve sürekli iyileştirme yaklaşımıyla operasyonel performansı artıracaksınız.

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate with speed and urgency and execute with excellence. This is an opportunity to do career-defining work. We're all in on this mission. If you are too, let's talk. Role and Team Context The Senior Product Manager for the UI Platform is a high-impact individual contributor role, serving as a cornerstone for Okta's global user experience infrastructure. Joining the Product Platform group, you will own the foundational architecture that ensures every Okta product is elegant, scalable, and performant. Your role extends across owning the UI framework, design systems, localization/globalization frameworks, and accessibility (WCAG) standards, you provide the critical infrastructure that enables a cohesive, high-quality experience for Okta Workforce Identity products. Key Responsibilities Technical Product Vision : Define and champion the technical evolution of the Okta UI framework. Ensure the platform serves as a single source of truth for core administrative experiences across Okta products. Platform Roadmap Ownership : Prioritize and execute a complex roadmap across design systems, globalization, and accessibility. You will balance the needs of multiple product lines to ensure a unified developer and end-user experience. Strategic Cross-Functional Collaboration : Partner with global engineering, design, and research teams to deliver infrastructure that supports Okta’s massive scale. Ecosystem Synthesis : Engage with global customers and internal stakeholders to synthesize complex requirements into broad-value features that support a diverse, international ecosystem. Data-Driven Developer Experience : Leverage product data

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate with speed and urgency and execute with excellence. This is an opportunity to do career-defining work. We're all in on this mission. If you are too, let's talk. Companies all over the world and across every industry are moving to the cloud, and Okta’s identity-centric zero trust security is a key pillar of that digital transformation. Performant and efficient cloud infrastructure management is essential for ensuring the effectiveness of Okta’s services to succeed in every market vertical, geography and segment. With a flexible and resilient platform for cloud infrastructure management, Okta can be a true partner to our customers as they scale and adopt new applications and technology. We are looking for a Sr Product Manager who will be responsible for driving strategy related to Okta’s infrastructure related revenue streams, including examples such as Enhanced Disaster Recovery, Private Cloud, DynamicScale, and our cloud service provider posture. If you are passionate about the intersection of infrastructure and large scale enterprise products, we are looking for you. Responsibilities Develop and execute cloud infrastructure product business cases and strategy that aligns with the company's overall business goals and objectives, as well as broader industry trends and market context Collaborate with cross-functional teams, including engineering, sales, and marketing, to ensure the successful launch and adoption of infrastructure products and services Develop pricing strategies and models for infrastructure products and services Conduct market research and analysis to identify trends and customer needs, and use

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone’s reach while doing the most important work of your career. About the team The API Platform team is responsible for empowering teams to build highly reliable and performant services, backing our payment systems, fraud detection, and a multitude of other products. As an infrastructure team, you will build and expand the service frameworks to make complex systems easy to use, resilient, and scalable. We build powerful interfaces for engineers that depend on these systems—deployment, load balancers, web framework, databases, Kafka, and Kubernetes—while keeping them highly available and performant. We're looking for engineering leaders who drive the technical vision of Stripe's service infrastructure platform for thousands of engineers to use and build on top of, and thrive in a highly autonomous environment with many moving pieces. What you’ll do You will join as a Technical Lead for one of the most impactful teams at Stripe. You will lead a team of engineers, collaborate with infrastructure and product engineering orgs, and advance service-oriented architecture (SOA) adoption at Stripe. By collaborating with the team's technical leaders, you will ensure the software your team builds meets the needs of Stripe and its customers. We are a highly effective team that consistently delivers high-impact results while genuinely caring for one another. We expect you to bring your curiosity and critical thinking skills to this challenging domain. We are looking for individuals with a strong background in designing and deliverin

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone’s reach while doing the most important work of your career. About the team The Service Infrastructure team is responsible for empowering teams to build highly reliable and performant services, backing our payment systems, fraud detection, and a multitude of other products. As an infrastructure team, you will build and expand the service frameworks to make complex systems easy to use, resilient, and scalable. We build powerful interfaces for engineers that depend on these systems—deployment, load balancers, web framework, databases, Kafka, and Kubernetes—while keeping them highly available and performant. We're looking for engineering leaders who drive the technical vision of Stripe's service infrastructure platform for thousands of engineers to use and build on top of, and thrive in a highly autonomous environment with many moving pieces. What you’ll do You will join as a Technical Lead for one of the most impactful teams at Stripe. You will lead a team of engineers, collaborate with infrastructure and product engineering orgs, and advance service-oriented architecture (SOA) adoption at Stripe. By collaborating with the team's technical leaders, you will ensure the software your team builds meets the needs of Stripe and its customers. We are a highly effective team that consistently delivers high-impact results while genuinely caring for one another. We expect you to bring your curiosity and critical thinking skills to this challenging domain. We are looking for individuals with a strong background in designing and

About Ema Ema is building the world’s leading Agentic AI platform to transform enterprise productivity. We enable organizations to delegate repetitive tasks to Ema, the Universal AI Employee, delivering 10x gains in workforce efficiency, across functions. Founded by former executives from Google, Coinbase, Flipkart, and Okta, our team includes engineers from premier tech companies and graduates of Stanford, MIT, UC Berkeley, CMU, and IITs. We are backed by industry leading investors including Accel, Naspers/Prosus, Section32, and angels like Sheryl Sandberg and Dustin Moskovitz. Headquartered in Silicon Valley and with offices in London, Bangalore and Vancouver, Ema is at the frontier of what Agentic AI can do in production — we ship real systems that run real business processes at scale. Role Overview & Key Responsibilities This is a high-leverage leadership role that spans architecture, execution, and org-building, and will shape the direction of our AI / ML initiatives at Ema. We are seeking an AI / ML technical leader who can take a vision and build it. As a Principal ML Engineer at Ema, you will be a senior technical leader responsible for shaping the machine learning roadmap, architecting large-scale ML systems, driving innovation, and ensuring our mixture of expert models (LLM + SLM + Custom Model) is accurate and performant at scale. You will collaborate across teams (research, product, infra, data, etc.), mentor senior engineers, and influence strategy and execution at company-wide levels. Responsibilities Lead the technical direction of GenAI and agentic ML systems that power enterprise-grade AI agents — spanning reasoning, retrieval, tool use, and integrations across various SaaS products. Architect, design, and implement scalable production pipelines for model training, fine-tuning, retrieval (RAG), agent orchestration, and evaluation — ensuring robustness, latency efficiency, and continuous learning. Define and own the multi-year ML roadmap for GenA

We’re building a world of health around every individual — shaping a more connected, convenient and compassionate health experience. At CVS Health®, you’ll be surrounded by passionate colleagues who care deeply, innovate with purpose, hold ourselves accountable and prioritize safety and quality in everything we do. Join us and be part of something bigger – helping to simplify health care one person, one family and one community at a time. Job Purpose and Summary: At CVS Health, we are focused on transforming health care for our customers and making our company a great place to work. We help people navigate the health care system – and their personal health care – by improving access, lowering costs, and being a trusted partner for every meaningful moment of health. Within our Retail locations, we bring this promise to life with heart every day. Our Staff Pharmacists play a critical role in cultivating a culture of excellence in their pharmacy by acting as a role model for all, demonstrating genuine care, and setting the bar for the pharmacy team. As a Staff Pharmacist, you play a critical role at the forefront of delivering our purpose, modeling our values, and demonstrating genuine, authentic care for our patients. In addition to supporting the Pharmacy Manager in leading and directing the pharmacy team, you are accountable for supporting the management, oversight, and operation of all aspects within your pharmacy. The Staff Pharmacist’s responsibilities include, but are not limited to: Living our purpose by helping to manage and improve patient health through safe and appropriate dispensing, counseling, and immunizing practices Taking direction from the Pharmacy Manager and overseeing the pharmacy as their proxy during bench shifts without overlap, including strengthening pharmacy performan