Backend Staff Engineer at deuna | San Francisco

About DEUNA DEUNA is an innovative startup transforming the landscape of global commerce with our groundbreaking AI-driven orchestration and payments platform, ATHIA. Our solution empowers large enterprises to enhance approval rates, minimize costs, and discover new revenue streams. Developed by a team recognized as the fastest-growing Commerce OS in Latin America, ATHIA integrates payment intelligence, checkout optimization, and data orchestration into a unified solution.With robust integrations across over 300 payment service providers and alternative payment methods, and with more than 20% of Mexico’s digital economy processed through our platform, we simplify global payment processes via a single integration and centralized reconciliation.As we expand into the U.S. market to fulfill the pressing requirements of large retailers, marketplaces, airlines, and quick-service restaurants (QSRs), we invite you to join us in shaping the future of payments! Role OverviewWe are on the lookout for a Backend Staff Engineer who will serve as a technical expert and architectural leader for our backend systems. This position focuses on tackling complex engineering challenges, scaling distributed systems, and establishing backend engineering standards across the organization.This is not a management role; instead, you will act as a technical authority, collaborating with Engineering Managers while taking charge of technical depth and backend architecture decisions. You will thrive in a dynamic startup environment where backend systems are critical to product capabilities.Key ResponsibilitiesBackend Architecture & System Design- Create and enhance scalable, secure, and resilient backend systems.- Architect high-availability APIs and distributed services.- Establish best practices for reliability, observability, and performance.Deep Technical Contribution- Write high-quality, production-ready backend code.- Lead refactoring initiatives and performance enhancements.- Identify system bottlenecks and implement scalable solutions.- Design data models, caching strategies, and asynchronous workflows.Technical Influence- Provide technical guidance across teams.- Facilitate complex design discussions and evaluate trade-offs.- Enhance backend development standards and documentation practices.Scalability & Reliability- Design systems capable of managing high-traffic and transaction-intensive workloads.- Define strategies for load balancing, scaling, monitoring, and failure management.- Optimize system instrumentation and monitoring practices.

deuna seeks a Chief of Staff in San Francisco to work closely with company leadership. This position plays a central role in coordinating operations and supporting major projects. The Chief of Staff acts as a trusted advisor, helping the executive team maintain focus on strategic objectives. What you will do Collaborate with leaders to improve how the organization operates Assist in planning and carrying out important projects Monitor project timelines and track progress to ensure initiatives stay on schedule Help connect daily operations with broader company goals Location This role is based in San Francisco.

About DEUNA DEUNA is an innovative startup that is transforming global commerce with ATHIA, our cutting-edge AI-driven orchestration and payments platform. This platform empowers large enterprises to enhance approval rates, minimize costs, and discover new revenue streams. Created by the visionary team behind DEUNA—the most rapidly expanding Commerce OS in Latin America—ATHIA integrates payment intelligence, checkout optimization, and data orchestration into a single, robust solution.With seamless integrations spanning over 300 payment service providers and alternative payment methods, and facilitating more than 20% of Mexico’s digital economy, we simplify global payments through a singular integration and centralized reconciliation.As we venture into the U.S. market to address the pressing demands of large retailers, marketplaces, airlines, and quick-service restaurants, we invite you to join us in shaping the future of payments! Visit https://www.deuna.com/ to find out more about our mission!Role OverviewWe are on the lookout for a Product Manager who will take charge of the strategy, roadmap, and execution for a specific product area within DEUNA’s payments platform.In this role, you will serve as the primary authority for your product, ensuring transparent visibility of existing features, upcoming developments, and backlog priorities. Collaborating closely with Engineering, UX, Product Marketing, and Integration teams, you will define impactful solutions that address real customer challenges while aligning with DEUNA’s long-term vision.This position demands a robust blend of strategic insight, technical acumen, and execution discipline in a dynamic environment.Key ResponsibilitiesProduct Strategy & Roadmap- Formulate and uphold the product strategy and roadmap for your designated product area.- Guarantee alignment between product initiatives, organizational objectives, and customer requirements.- Act as the definitive source for current features, future releases, and backlog prioritization.- Continuously assess product performance and pinpoint areas for enhancement.Initiative Ownership- Proactively seek opportunities for improvement and innovation within the product area.

About DEUNA Join a dynamic and fast-growing startup that is redefining global payments and empowering the future of commerce through a unified platform. We offer a comprehensive suite of products that consolidate numerous payment solutions into a single integration, utilizing an intuitive payment orchestration system while centralizing payment reconciliation. With our footprint across LATAM, we are on the lookout for exceptional talent to help us continue revolutionizing the payments landscape! We are seeking a highly motivated and talented Full Stack Developer to join our technology team. This role entails being part of our integration cell, which manages integrations with various platforms such as Shopify, Magento, and VTEX. You will be responsible for developing payment connectors and web applications, collaborating with designers, software engineers, and other team members to provide comprehensive end-to-end solutions.

About DEUNA DEUNA is an innovative and fast-growing startup that is transforming global commerce with our cutting-edge AI-driven orchestration and payments platform, ATHIA. This powerful tool is designed to assist large enterprises in enhancing approval rates, minimizing costs, and discovering new revenue streams. Created by the talented team behind DEUNA—the fastest-growing Commerce OS in Latin America—ATHIA seamlessly integrates payment intelligence, checkout optimization, and data orchestration into one cohesive solution.With extensive integrations across more than 300 PSPs and alternative payment methods, and with over 20% of Mexico’s digital economy flowing through our platform, we simplify global payments through a single integration and centralized reconciliation process.As we rapidly expand into the U.S. market to address the pressing needs of large retailers, marketplaces, airlines, and quick-service restaurants (QSRs), we invite you to join us in shaping the future of payments! Visit https://www.deuna.com/ to learn more about us!

About DEUNA DEUNA is an innovative startup that is transforming global commerce through our cutting-edge AI-powered payments platform, ATHIA. This platform is designed to assist large enterprises in enhancing approval rates, minimizing costs, and generating new revenue streams. Conceived by the visionary team behind DEUNA, recognized as the fastest-growing Commerce OS in Latin America, ATHIA integrates payment intelligence, checkout optimization, and data orchestration into a singular, robust solution.With extensive integrations across over 300 Payment Service Providers (PSPs) and alternative payment methods, and with more than 20% of Mexico’s digital economy leveraging our platform, we streamline global payments through one seamless integration and centralized reconciliation.As we expand our footprint into the U.S. market to cater to the pressing demands of large retailers, marketplaces, airlines, and quick-service restaurants (QSRs), we invite you to join us in redefining the future of payments! Visit https://www.deuna.com/ for more information!Role OverviewWe are on the lookout for a Senior Product Manager to spearhead DEUNA’s core payments product organization. In this pivotal role, you will be responsible for shaping the long-term vision, strategy, and execution across various product pillars within our payments platform. You will lead a team of Product Managers, overseeing the overall business success, scalability, and innovation within this domain.As a Senior Product Manager, you will operate at the crossroads of product strategy, engineering leadership, and business impact, influencing the evolution of DEUNA’s payment orchestration and capabilities platform. Your focus will be on converting complex payment infrastructure challenges into scalable product solutions while ensuring organizational alignment with long-term objectives.Key ResponsibilitiesProduct Vision & StrategyDefine and lead a multi-year product vision (3+ years) for DEUNA’s payments ecosystem.Identify significant new product opportunities within the dynamic payments landscape.Steer strategic direction across multiple product pillars and initiatives.Align product strategy with company growth, revenue goals, and market expansion.Organizational LeadershipLead and nurture a team of Product Managers responsible for critical product areas.Outline team structure, recruitment strategies, and career development for product leaders.Establish robust product management standards and operating processes.Encourage a culture of ownership, accountability, and innovation.

Join Giga's Innovative TeamAt Giga, we're on the cutting edge of technology, having successfully raised $61 million in Series A funding. Our pioneering real-time AI agents are designed to understand emotions, resolve customer issues instantaneously, and scale across some of the largest enterprises globally. We are proud to serve notable clients, including DoorDash.As we stand at a crucial turning point in our journey, we invite talented engineers to join us in achieving our vision of becoming the leading AI platform for enterprise automation, powered by our voice superintelligence.The work we do impacts millions daily, providing our engineers with the autonomy to shape their projects and make a tangible difference. With visionary founders, a successful business model, and a clear roadmap for future growth, this is an extraordinary opportunity to join a generational company.Learn more about us through these articles:Voice AI startup Giga raises $61M Series ADoorDash and Giga PartnershipYour Role as a Staff Backend EngineerWe are seeking a Staff Backend Engineer to be a key player in defining the technical strategy of our backend systems. You will be responsible for leading complex projects, making pivotal architectural decisions, and elevating engineering standards across our team.This position is tailored for those who want to be builders at heart. You will write code, take ownership of systems, and deliver results while also looking ahead to determine future development directions for our team.Key ResponsibilitiesYou will spearhead technical initiatives across the organization, including:System architecture: Innovating our agent infrastructure to seamlessly scale while balancing speed, reliability, and complexity.Challenging technical problems: Leading high-stakes projects where the consequences of failure could significantly impact our business.Technical strategy: Proactively identifying system gaps and proposing solutions to enhance our platform.

About UsScribe is a dynamic company where outstanding talent thrives. With over 94% of the Fortune 500 relying on our platform, we empower teams to accomplish their tasks efficiently while continuously improving their workflows. Our innovative Workflow AI technology streamlines and enhances processes, enabling teams to work smarter and more consistently.Since our inception in 2019, we've experienced rapid growth, amassing over 5 million users across 600,000 businesses. Based in the heart of San Francisco, we have been recognized as a LinkedIn Top Startup and are valued at over $1 billion, supported by premier investors. Join us in transforming the way people approach their work.Our Work CultureWe are passionate builders dedicated to honing our skills. Our team values collaboration and shared success, embracing principles such as:Accelerating impactRaising the barEmpowering our usersClear communication is kindFostering rapid learningOne team, one visionAbout This RoleWe are seeking a talented and seasoned backend engineer to become a Staff Engineer on our Core Engineering team. This pivotal group is responsible for the most critical user experiences at Scribe, encompassing functionalities like viewing and editing Scribes, managing Pages, Embeds, Exports, and supporting essential Integrations. Your contributions will directly enhance how users create, share, and leverage documentation, significantly improving their effectiveness.If you are driven by a passion for addressing real user challenges and approaching problems with both practicality and elegance, this is your chance to work closely with designers, user advocates, and engineers across the technology stack to shape the future of Scribe. As a Staff Engineer, you will play a vital role in system design, elevate our engineering culture, and mentor fellow engineers.Your Responsibilities Will IncludeLeading the development of new features within our Django monolith, focusing on core experiences such as viewing and editing Scribes, Pages, Embeds, Exports, and related Integrations.Enhancing database queries, endpoints, and caching layers to boost performance and scalability in critical user workflows.Collaborating across teams to ensure seamless integration and user experience.

Join Us at ApiphanyAt Apiphany, we are at the forefront of foundational AI technology, driving innovation in physical product development. Our mission is to support global leaders in automotive, aerospace, medtech, and energy sectors by transforming complex, unstructured technical data into actionable insights in real-time. With investment from notable firms like Markforged, Databricks, GM, and Character, we aim to redefine engineering decision-making, simplifying complexity for top-tier manufacturers worldwide.Our cutting-edge models are designed to tackle the intricacies of engineering and manufacturing, incorporating a deep understanding of physics, design specifications, and program constraints. We are a compact yet highly skilled team composed of builders from prestigious institutions including Stanford, Berkeley, MIT, UW, and CMU, alongside industry veterans from GM, Ford, and Genesis Therapeutics. Together, we share a passion for revolutionizing hard-tech and establishing a company that sets the standard in our field.Your RoleIn the role of Senior / Staff Backend Engineer at Apiphany, you will take charge of designing, building, and scaling the essential systems that drive our intelligence platform. You will be responsible for developing low-latency backend services and APIs capable of processing extensive engineering data streams, maintaining security and compliance, and architecting systems for optimal performance and availability. Additionally, you will influence long-term architectural decisions, guide your colleagues through mentorship, and establish best practices for scaling backend services to deliver robust and high-performance applications.

About DEUNA DEUNA is an innovative startup transforming the landscape of global commerce with our AI-driven payments and orchestration platform, ATHIA. Designed to empower large enterprises, ATHIA enhances approval rates, minimizes costs, and opens new revenue streams. Developed by the team behind DEUNA—the fastest-growing Commerce OS in Latin America—ATHIA seamlessly integrates payment intelligence, checkout optimization, and data orchestration into one robust solution.With extensive integrations across more than 300 Payment Service Providers (PSPs) and alternative payment methods, and processing over 20% of Mexico’s digital economy through our platform, we simplify global payments through a single integration and centralized reconciliation.As we expand into the U.S. market, we aim to address the pressing needs of large retailers, marketplaces, airlines, and quick-service restaurants. Join us in redefining the future of payments! Visit https://www.deuna.com/ to explore more about us!

Join our dynamic team at Lightfield as a Staff Engineer specializing in Backend Systems. We are looking for a passionate engineer who thrives in a fast-paced environment and is eager to innovate and contribute to the design and implementation of our backend architecture. You will collaborate closely with cross-functional teams to deliver high-quality solutions that enhance our products and services.

P-150 At Databricks, we are dedicated to empowering data teams to tackle some of the world's most challenging problems, ranging from security threat detection to the development of cancer treatments. We achieve this by creating and managing the leading data and AI infrastructure platform, allowing our clients to concentrate on the high-value challenges central to their missions. Founded in 2013 by the original creators of Apache Spark™, Databricks has evolved from a modest office in Berkeley, California, to a global enterprise with over 1000 employees. Our platform is trusted by thousands of organizations, from startups to Fortune 100 companies, establishing us as one of the fastest-growing SaaS firms worldwide. Our engineering teams design and develop highly technical products that meet significant real-world needs. We continually push the limits of data and AI technology while maintaining the resilience, security, and scalability essential for our customers' success on our platform. We operate one of the largest-scale software platforms, comprising millions of virtual machines that generate terabytes of logs and process exabytes of data daily. Given our scale, we frequently encounter cloud hardware, network, and operating system faults, and our software must effectively shield our customers from any disruptions. As a Software Engineer focused on backend development, you will collaborate closely with your team and product management to prioritize, design, implement, test, and operate microservices for the Databricks platform and products. This role includes writing software in Scala/Java, building data pipelines using Apache Spark™ and Apache Kafka, integrating with third-party applications, and interacting with cloud APIs such as AWS, Azure, CloudFormation, and Terraform. Below are examples of teams you can join: Data Science and Machine Learning Infrastructure: Develop services and infrastructure that bridge the gap between machine learning and distributed systems. Our technology supports flagship collaborative workspaces, notebooks, IDE integrations, and project management tools. We also facilitate large-scale machine learning through environment management, distributed training, and lifecycle management via MLflow. Compute Fabric: Construct the resource management infrastructure that supports all big data and machine learning workloads on the Databricks platform in a robust, flexible, secure, and cloud-agnostic manner. This software oversees millions of virtual machines.

Join Saris AI as a Staff Backend Software Engineer, where you will play a pivotal role in developing innovative solutions that harness the power of artificial intelligence. In this dynamic position, you will collaborate with cross-functional teams, design scalable systems, and contribute to the overall architecture of our backend solutions.

About SemgrepSemgrep is at the forefront of code security, empowering developers to innovate seamlessly. Our platform enables teams to identify, flag, and resolve genuine issues before deployment, all while leveraging an adaptive security framework that evolves as developers code. Semgrep integrates security into the development process without hindering productivity, offering developers the autonomy to work efficiently while ensuring security teams maintain oversight, control, and assurance. With advanced AI capabilities that minimize false positives and prioritize actionable vulnerabilities, we have earned the trust of 95% of security reviewers across over 6 million findings. Semgrep is committed to achieving zero false positives, significantly reducing the workload for AppSec teams by enabling them to triage 80% fewer false alerts across both Code and Supply Chain, effectively managing their backlog.Founded in San Francisco and supported by prominent investors such as Menlo Ventures, Felicis Ventures, Lightspeed Venture Partners, Redpoint Ventures, and Sequoia Capital, Semgrep has been recognized by Gartner in the Application Security Testing sector and is trusted by leading organizations including Snowflake, Dropbox, and Figma. Discover more at semgrep.dev.About the RoleAs a Staff Backend Engineer, you will design, build, and maintain robust backend and infrastructure systems, ensuring a fast and reliable experience for our users. You will collaborate closely with fellow engineers to develop the APIs, data models, and services that drive Semgrep’s products at scale. A solid understanding of databases, query optimization, and distributed systems is essential, along with experience in integrating third-party solutions into existing codebases.Our technology stack includes TypeScript and React for the frontend, while the backend is powered by Python, Flask, and SQLAlchemy, all deployed through Kubernetes and hosted on AWS. Prior experience with these technologies is preferred, but a willingness to learn is equally valued!This is a hybrid role, with an expectation of in-office presence 3 or more days a week in our San Francisco, New York, Boston, or Denver offices, depending on your team. Remote work may be considered for exceptional candidates.CompensationThe estimated annual salary range for this position is between $202,000 and $238,000 USD. The actual salary will be based on various factors, including job-related skills, relevant experience, qualifications, location, internal equity, and market data. In addition to the base salary, total compensation may include equity, variable compensation, and benefits. We consider equity a vital part of our overall compensation package.

About Cogent SecurityCogent Security is an innovative Applied AI Lab pioneering the future of AI agents in the realm of cybersecurity. In a world where cyber threats evolve at unprecedented speeds, our 'AI Taskforce' analyzes vast amounts of enterprise data to proactively address vulnerabilities and avert critical breaches.We remain at the forefront of technology by merging cutting-edge research with practical applications. Our dedicated Cogent Research team fuels our mission, ensuring we develop truly effective security workflows powered by AI.Since our inception, Cogent has rapidly grown, collaborating with Fortune 500 companies to safeguard the most intricate production environments globally.Supported by Greylock, our team comprises some of the brightest minds in applied AI, including experts from:Renowned universities such as Stanford, Berkeley, Penn, Duke, Carnegie Mellon, and Waterloo.High-growth unicorn companies like Scale AI, Databricks, Stripe, Tesla, and Coinbase.Leading cybersecurity specialists from Wiz, Abnormal AI, and Zscaler.Prestigious research institutions including DeepMind and SAIL.About the RoleAs we embark on building a suite of backend services and integrations with our design partners, we seek passionate and skilled Backend Engineers at both Senior and Staff levels, eager to thrive in the Applied AI domain.ResponsibilitiesDesign and implement critical backend subsystems and integration platformsComprehend business objectives and customer requirements to engineer backend subsystems that align with our technology strategies.Adapt systems to meet evolving needs of design partners and clients.Incorporate non-functional requirements such as compliance and security into system design.Establish scalable infrastructure foundationsPrepare for future growth in customer base, headcount, and data management by collaborating with your team to enhance infrastructure.

At CreatorIQ, we are the leading operating system for creator-led growth, trusted by over 1,300 brands and agencies globally. Our mission is to humanize business and amplify individual impact through our core values: intentionality, excellence, collaboration, and humanity. Recognized as one of the best companies to work for by BuiltIn LA and NY, we have been listed among the Fastest-Growing Companies in North America on the Deloitte Technology Fast 500™ for four consecutive years. In 2025, we were acknowledged as a leader in the IDC MarketScape: Worldwide Influencer Marketing Platforms for Large Enterprises and praised by The Forrester New Wave™: Influencer Marketing Solutions. With a consistent 5-star rating on Influencer MarketingHub and recognition from G2, we pride ourselves on fostering a flexible work environment that promotes collaboration and innovation.We are on the lookout for passionate and innovative individuals to join our dynamic team. Together, let’s revolutionize the industry!Staff Fullstack Engineer (Backend Focus)In this pivotal role on our Product Innovations team, you will take the lead as a tech expert for AI and ML-driven software initiatives, seamlessly transitioning experimental pilots into production-grade releases. Your responsibilities will span the entire tech stack, where you will design data architectures, develop robust APIs and webhooks, and construct pipelines that empower leading global brands in creator marketing.

At Siftstack, we are revolutionizing the way advanced machines are constructed, tested, and managed. Our innovative platform provides engineers with real-time visibility into high-frequency telemetry, removing obstacles and facilitating quicker and more dependable development.Siftstack emerged from our extensive experience at SpaceX working on projects such as Dragon, Falcon, Starlink, and Starship, where the challenges of scaling telemetry, debugging flight systems, and ensuring mission reliability necessitated the creation of groundbreaking infrastructure. Founded by a team with backgrounds in SpaceX, Google, and Palantir, Siftstack is engineered for mission-critical systems where accuracy and scalability are essential.As a pivotal engineer focused on our data infrastructure, you will not only write code but also shape core architecture and contribute to scaling a real-time telemetry platform from the ground up. You will tackle intricate backend systems designed to capture, store, and serve millions of high-frequency data points per second, accelerating iteration cycles for some of the most advanced engineering teams globally.

Role overview Patreon is seeking a Staff Software Engineer specializing in Backend Platform for its San Francisco office. The position centers on designing and building scalable backend services that support and enhance the experience for creators using Patreon. What you will do Design and implement backend systems that can grow alongside Patreon's expanding user base Partner with engineers, product managers, and other teams to deliver reliable and user-friendly platform features Help guide technical decisions that influence the future direction of Patreon's backend architecture Collaboration This role works closely with cross-functional teams to ensure the platform addresses both technical requirements and user needs.

Join Plaud as a Backend Engineer and be part of an innovative team driving the future of technology. You will design, develop, and maintain scalable backend systems that enhance our product offerings and improve user experiences. This is an exciting opportunity to work with cutting-edge technologies and collaborate with talented professionals in a fast-paced environment.

About DEUNA At DEUNA, we are at the forefront of transforming global commerce with our innovative ATHIA platform. This AI-driven orchestration and payments solution empowers large enterprises to enhance approval rates, minimize costs, and generate new revenue streams. Our team, which built the fastest-growing Commerce OS in Latin America, has developed ATHIA to seamlessly integrate payment intelligence, optimize checkouts, and facilitate data orchestration within a single, powerful framework.With extensive connections to over 300 payment service providers (PSPs) and alternative payment methods, we currently support more than 20% of Mexico’s digital economy through our platform, simplifying global payments via a unified integration and centralized reconciliation.As we expand into the U.S. market to address the pressing needs of large retailers, marketplaces, airlines, and quick-service restaurants, we invite you to join us in reshaping the future of payment solutions! We are on the lookout for a talented and experienced Senior Frontend Engineer to become a vital part of our dynamic team. In this role, you will be instrumental in the design, development, and deployment of cutting-edge frontend applications. The ideal candidate will possess a robust background in frontend technologies, preferably with leadership experience, along with a solid understanding of software development best practices.