Staff Software Engineer - AI

Plaid is looking for an Analytics Engineer in San Francisco to help shape how data informs business and product decisions. This position centers on transforming raw data into clear, actionable insights that support growth and improve product outcomes. Role overview This role involves working closely with multiple teams to identify important metrics and analy…

As a People Partner at Plaid, you will play an essential role in fostering a vibrant and inclusive workplace culture. You will work closely with various teams to align HR strategies with business goals, ensuring our employees are supported and engaged. Your expertise in employee relations, talent management, and organizational development will be pivotal in driving our mission to empower innovators and create a financial system that works for everyone.

Join our dynamic team at Plaid as a Senior Visual Designer specializing in web design. In this role, you will be instrumental in crafting visually stunning and user-centric web experiences. Your creativity and expertise will drive our design initiatives, ensuring our digital products are not only functional but also aesthetically pleasing.

We are seeking a visionary Strategic Finance Lead to drive our Go-To-Market (GTM) initiatives at Plaid. In this pivotal role, you will partner with cross-functional teams to develop strategic financial frameworks, enhance operational efficiencies, and support the growth objectives of our organization. Your analytical expertise will guide decision-making processes and ensure that we remain at the forefront of the financial technology landscape.

Plaid Inc. develops tools that enable developers to build financial applications, making it easier for users to connect their bank accounts and manage their finances. The platform connects to more than 12,000 financial institutions across the US, Canada, the UK, and Europe. Plaid partners with organizations such as Venmo, SoFi, major banks, and many Fortune 500 companies. Founded in 2013, Plaid is headquartered in San Francisco, with additional offices in New York, Washington D.C., London, and Amsterdam. Role overview The Sales Engineer - Credit position supports prospects and customers during the pre-sales process. This role blends technical knowledge with a strong focus on customer needs, helping clients understand and implement Plaid’s products to address business challenges. Collaboration with the Enterprise Sales team is central, as the Sales Engineer acts as the technical lead throughout sales cycles and ensures a smooth transition to post-sale teams. What you will do Serve as a technical advisor for prospects and customers evaluating Plaid’s Credit products Work with Account Executives to advance deals by answering technical questions and resolving objections Design and propose solutions tailored to client needs using Plaid’s product suite Support the transition from pre-sales to post-sale, collaborating with account teams to drive adoption of new products among existing clients What helps in this role Background in the Fintech sector or strong knowledge of financial technology trends Ability to communicate complex technical topics to both technical and non-technical stakeholders Experience working with sales teams and developing solutions that meet client requirements Comfort engaging with a wide range of clients, including large enterprises and financial institutions Location This role is based in San Francisco.

Join Mixpanel as a Senior Analytics Engineer and play a pivotal role in transforming raw data into actionable insights. You will collaborate with various teams to design and implement robust analytics solutions that drive data-driven decision-making across the organization.

At Discord, we're more than just a communication platform. With over 200 million active users each month, we empower communities to connect and engage, especially in the world of gaming. Our platform supports more than 90% of users who love gaming, contributing to an astonishing 1.5 billion hours spent in our environment every month. As we shape the future of gaming, we're committed to enhancing the social experience of gaming by making interactions before, during, and after gameplay seamless and enjoyable.Join Our Team! Discord is on the lookout for a dedicated and innovative Data Engineer to be a pivotal part of our Data team! In this role, you will collaborate extensively with our Data Science and Engineering teams to create and maintain crucial high-leverage datasets that drive our analytical tools, models, and overall strategies. Your contributions will directly influence how we identify opportunities for growth, measure our success, and make informed decisions across various teams, including our safety and growth initiatives. If you are excited about leveraging data to create impactful solutions and thrive in a collaborative environment, we would love to hear from you!

Join Plaid as an Engineering Manager in our Security team, where you will lead a talented group of engineers to enhance our security protocols and protect our users' data. You will collaborate with cross-functional teams to innovate and implement robust security solutions that ensure compliance and safeguard against emerging threats.

About UsAt Speak, we're on a mission to revolutionize language learning.Learning a language can transform lives, unlocking new cultures, careers, and communities. With two billion people globally eager to learn a language, traditional one-on-one tutoring remains elusive and has seen little innovation in decades. Speak is creating an AI-powered, human-level tutor that fits in your pocket: a conversation-focused experience that encourages learners to speak, receive immediate feedback, and progress through thoughtfully crafted lessons. This leads to a comprehensive journey from beginner to confident speaker in multiple languages.Originally launched in South Korea in 2019, Speak has quickly risen to become the leading language learning app, now serving learners across various markets and offering over 15 languages. As one of the world’s top AI companies, we have raised over $150 million in funding from prestigious investors like OpenAI, Accel, Founders Fund, and Khosla Ventures, with a diverse team located in San Francisco, Seoul, Tokyo, Taipei, and Ljubljana.About This RoleAs a Senior Analytics Engineer at Speak, you will be instrumental in shaping the future of digital language education while advancing our mission of making language proficiency attainable for millions around the globe.Your primary focus will be to empower every team member to leverage data for informed decision-making. Your responsibilities will include establishing reliable datasets, defining key performance metrics, and managing the analytical tools utilized across the organization. You will collaborate closely with product, engineering, and analytics teams to ensure our platform, driven by state-of-the-art technology, is robust and provides actionable insights to improve user engagement and learning outcomes.What You'll Be DoingConstruct and Optimize Data Infrastructure: Oversee and implement scalable data pipelines using Airflow for orchestration and dbt for transformation to guarantee efficient data flow and processing.Facilitate Data-Driven Decision-Making: Collaborate with cross-functional teams to develop data models and metrics that support critical business analyses.Empower Stakeholders: Continuously assess and enhance our tool stack to ensure that accessing data-driven answers is as seamless as possible.Collaboration and Systems Thinking: As a key member of our team, you will partner with product managers, analysts, and fellow engineers to design data solutions and processes that drive results.

Join our team as a Staff Software Engineer specializing in Online Storage at Plaid! We are seeking a talented engineer who is passionate about building reliable, scalable, and efficient online storage solutions. In this role, you will design and implement systems that handle vast amounts of data while ensuring high performance and security.As a key member of our engineering team, you will collaborate with cross-functional teams to understand requirements and deliver innovative solutions. Your expertise will help shape our data storage architecture and influence the direction of our technology stack.

The League is seeking a strategic and dynamic Head of Analytics to lead our analytics department in San Francisco. This pivotal role involves overseeing junior analytics teams while ensuring that various departments within the business comprehend their operational health, discover growth levers, and pinpoint optimization opportunities. As the Head of Analytics, you will spearhead initiatives that enhance business performance through the utilization of existing and novel data sources and methodologies. This role requires a hands-on approach to tackle complex analytical challenges alongside Engineering, Product, and Marketing teams, often serving as the representative for both Analytics and Product Operations.Key Responsibilities:Team Development: Identify essential roles, attract talent, select candidates that align with our culture, and secure competitive hires.Team Management: Foster a capable and enthusiastic team aligned with high-impact projects. Support career growth for analysts and business intelligence engineers, ensuring they recognize their contributions and understand complex statistical concepts.Work Guidance: Direct efforts across marketing, operations, and product analytics, including LTV predictions, operational metrics, user segmentation, and AB testing best practices.Technology Leadership: Advocate for technological investments that position analytics as a strategic advantage, including business intelligence tools and unified customer data views.Cross-Departmental Collaboration: Work closely with leadership to ensure data-driven decision-making across all business units.

Join Plaid as a Senior Software Engineer specializing in AI Applications, where you'll be at the forefront of technology, working on innovative solutions that redefine how businesses connect with financial services. In this role, you will design, develop, and deploy cutting-edge AI applications that enhance user experiences and streamline operations.

At Fastly, we empower individuals to forge deeper connections with the things they cherish. Our cutting-edge edge cloud platform enables clients to swiftly, securely, and reliably craft exceptional digital experiences by processing, serving, and safeguarding their applications as close to their end-users as possible — right at the edge of the Internet. This platform is tailored to leverage the modern internet, is highly programmable, and supports agile software development methodologies. Our clientele includes renowned global brands, such as GitHub, Yelp, Paramount, and JetBlue.Join us in our mission to create a more trustworthy Internet.Posting Open Date: March 13th, 2026Anticipated Posting Close Date*: May 30th, 2026*Job posting may close early due to the volume of applicants.Data EngineerAs part of Fastly's Analytics team, you will empower leaders across the organization with actionable data that drives essential business decisions. We are focused on expanding and enhancing our premier internal data platform. In your role as a Data Engineer, you will play a pivotal part in transforming our data infrastructure, optimizing data pipelines on Google Cloud Platform (GCP), scaling the ingestion of complex data sources, and adhering to best practices for performance and reliability. This is your chance to contribute to significant projects within a dynamic, collaborative, and innovative workspace, supporting data scientists, analysts, and business analysts across our organization.

About Plaid Plaid builds tools that help developers create new financial products and experiences. Since 2013, Plaid has connected millions of users to over 12,000 financial institutions across the US, Canada, the UK, and Europe. The company partners with organizations like Venmo, SoFi, Fortune 500 firms, and major banks to make linking financial accounts to apps and services easier. Headquarters are in San Francisco, with offices in New York, Washington D.C., London, and Amsterdam. Team: Data Foundation & AI The Data Foundation and AI team designs and maintains the machine learning and AI infrastructure that supports Plaid’s products. This group transforms Plaid’s financial network data into flexible formats used by teams across the company. Responsibilities span the entire system lifecycle: data curation for pretraining, model development, deployment, serving, and monitoring in production. Role Overview: Senior Machine Learning Engineer (Research Scientist) This position focuses on applied research for Plaid’s foundation model. The Senior Research Scientist leads efforts to design model architectures, set pretraining objectives, and implement fine-tuning strategies that work across a range of product needs. The role also involves building and maintaining production machine learning systems, including training pipelines, model serving, feature engineering, and performance monitoring. Key Responsibilities Design model architectures and define pretraining objectives for Plaid’s foundation model Develop and apply fine-tuning methods for diverse product use cases Build and maintain end-to-end machine learning systems, from data pipelines to model serving Engineer features and monitor system performance in production Create evaluation frameworks to measure model quality across multiple tasks and metrics Location This role is based in San Francisco.

As an Account Manager specializing in Small and Medium Businesses (SMB) at Plaid, you will play a critical role in driving client success and fostering strong relationships. You will collaborate with diverse teams to develop tailored solutions that meet the unique needs of our SMB clients. This position involves understanding client goals, delivering exceptional service, and ensuring that our clients maximize their use of Plaid’s technology.

At Plaid, we envision a future where financial interactions are seamless and empowering. Our mission is to drive this change by creating innovative tools and experiences that thousands of developers leverage to build their own products. By enabling users to effortlessly connect their financial accounts with applications like Venmo, SoFi, and major banks, we make financial health more accessible to millions. Our expansive network includes 12,000 financial institutions across the US, Canada, the UK, and Europe. Founded in 2013 and headquartered in San Francisco, we also have offices in New York, Washington D.C., London, and Amsterdam.We are seeking a seasoned professional to lead our commercial partnerships with key players in the fintech and financial services sectors. The ideal candidate possesses sharp business acumen and can deliver significant commercial outcomes, ensuring success for both Plaid and its partners.As a thought leader, contract specialist, and occasionally lead negotiator for major partnership deals, you will have a considerable impact in defining the commercial terms that govern our partnerships. You thrive on achieving measurable results and are adept at negotiating mutually beneficial agreements.In this role, you will also collaborate closely with Plaid’s broader go-to-market teams, refining and standardizing commercial processes to enhance efficiency and consistency. Your analytical mindset drives you to utilize data insights for informed decision-making, promoting transparency and effective communication across the organization.

About Higgsfield AIHiggsfield AI is at the forefront of video artificial intelligence, transforming the landscape of synthetic media for social platforms. With an impressive trajectory, our company has achieved over $200 million in run-rate sales just nine months post-launch and secured a robust $130 million Series A funding round.Who We Are SeekingAt Higgsfield AI, we strive for excellence, and we are looking for top-tier talent. You are:A proficient SQL and data modeling specialist who prioritizes metric integrity.Passionate about constructing reliable, auditable systems beyond mere dashboards.Skilled at imposing structure within fast-paced and ambiguous settings.An outstanding communicator capable of articulating complex metric logic to various teams including engineering, product management, machine learning, growth, and finance.Driven by the desire to create a company-wide impact and ownership, rather than focusing solely on localized optimizations.This position reports to the VP of Finance and collaborates closely with all departments. The ideal candidate will be located in the San Francisco Bay Area and will be required to work in the office at least two days a week.Your ResponsibilitiesEstablish the Source of TruthTransform product and finance-defined metrics (like engagement, MRR, CAC, LTV, margins, etc.) into sustainable, version-controlled warehouse models (using dbt or similar), ensuring uniform application throughout the company.Resolve conflicting logic across dashboards and teams.Guarantee that executive and board-level reports are based on consistent and traceable warehouse logic.Create GuardrailsEnhance our existing BigQuery-based infrastructure by centralizing business logic in the warehouse and enforcing governance protocols.Deploy automated validation and reconciliation processes between product systems, billing systems, and financial reporting.Avert unnoticed metric drift and unexpected post-close discrepancies.Ensure that new products, models, and features are accurately reflected in reporting.Empower the OrganizationCollaborate with Product, Engineering, ML, Growth, and Finance teams to provide trustworthy, decision-ready data.Enhance documentation, testing, and transparency within the warehouse.Minimize key-person risk while improving overall knowledge sharing.

Join Discord, a platform beloved by over 200 million users each month, primarily for gaming. With more than 90% of our community engaging in gaming activities, collectively spending 1.5 billion hours on diverse titles monthly, we are poised to shape the future of gaming. Our mission is to enhance the ways people connect and enjoy their gaming experiences before, during, and after play.We are seeking a talented Data Scientist to join our Performance Data Science team. In this pivotal role, you will ensure that Discord operates seamlessly for our users. Collaborating closely with design, engineering, and support teams, you will focus on app performance, user experience enhancement, and user growth. If you have a passion for data and a desire to make a substantial impact, we want to hear from you!

Role Overview Mixpanel is looking for a Solutions Engineer in San Francisco (hybrid) to work closely with clients on technical projects. This role focuses on helping customers get the most from Mixpanel’s analytics platform, addressing technical questions, and supporting their integration and adoption efforts. What You Will Do Partner with clients to understand their technical needs and business goals Guide customers through implementation and integration of Mixpanel’s analytics tools Troubleshoot and resolve technical issues as they arise Collaborate with internal teams to deliver solutions that improve customer engagement and business outcomes Location This position is based in San Francisco with a hybrid work arrangement.

Plaid builds tools that help developers create financial products and experiences. Since 2013, Plaid has connected users’ financial accounts to the apps and services they use every day, partnering with companies like Venmo, SoFi, Fortune 500 firms, and major banks. The company is headquartered in San Francisco, with additional offices in New York, Washington D.C., London, and Amsterdam. Role overview The Industry Product Marketing Manager team shapes how Plaid approaches targeted industry sectors and works closely with the go-to-market organization. This team ensures that sales understands customer needs and can clearly communicate Plaid’s solutions. What you will do Lead marketing strategy and execution for assigned industry verticals Serve as a subject matter expert on customer challenges, needs, and buying behaviors in your sectors Develop and run outbound campaign strategies, including defining target audiences, choosing marketing channels, and crafting messaging Work with marketing channel owners to launch campaigns Create narratives, sales tools, and campaign materials using customer insights and field feedback Equip Plaid’s go-to-market teams with resources to support their success Location This position is based in San Francisco.