Software Engineer II - Marketplace Middleware Engineering

Join Cloudflare as a Software Engineer in our Global Resource Management team, where you will play a vital role in building and optimizing the systems that help us manage resources efficiently across our global network. This position offers a unique opportunity to work on innovative technologies in a dynamic environment.

Founded in 2007, Airbnb has transformed the way people travel and experience new cultures. Starting with just three guests in a San Francisco home, we now have a thriving community of over 5 million hosts welcoming more than 2 billion guests worldwide. Our platform allows travelers to connect with local communities through unique stays and experiences.Join Our Vibrant Community:The Global Markets Tech team is at the forefront of enhancing guest and host experiences across the globe through innovative product development that drives international growth. Expanding into underrepresented markets is a central aspect of our strategy, and we adapt our products to meet the diverse needs of users in over 220 countries and regions.Collaborating closely with Product, Design, Data Science, and regional teams, we translate local market requirements into robust, scalable technologies that can be quickly piloted and widely implemented. Your Impact:We are seeking a strategic and innovative Staff Software Engineer (Backend) to spearhead the technical strategy for Airbnb’s global guest experiences. In this role, you will establish a technical vision and lead the development of high-availability, secure, and efficient solutions tailored to the needs of our international markets. You will collaborate with cross-functional teams, including product managers, engineers, data scientists, and designers, to address technical challenges and deliver exceptional products for Airbnb. A Day in Your Life:Lead the technical vision and oversee the architecture, prototyping, development, and deployment of solutions for international market initiatives, including market configuration, localization services, partner integrations, and compliance-aware experiences.Direct complex, cross-team projects from design to launch, managing team roadmaps, technical direction, migration strategies, rollout plans, and long-term operability.Promote engineering excellence through a focus on reliability, performance, security, and cost efficiency.Influence product roadmaps and work collaboratively with stakeholders across regions, facilitating alignment, resolving trade-offs, and navigating ambiguity.Mentor engineering team members to foster growth and innovation.

About AirwallexAirwallex is a pioneering unified payments and financial platform tailored for global enterprises. Our unique fusion of proprietary infrastructure and cutting-edge software empowers over 200,000 businesses globally—including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN—with fully integrated solutions for managing business accounts, payments, spend management, treasury, and embedded finance at an international scale.With our roots in Melbourne, we have assembled a talented team of over 2,000 innovative professionals across 26 offices worldwide. Valued at $8 billion and supported by prestigious investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is at the forefront of developing the future of global payments and finance. If you’re eager to engage in transformative work, we invite you to join our mission.

Founded in 2007, Airbnb began with a simple idea when two hosts welcomed three guests into their San Francisco home. Today, we are proud to be a platform for over 5 million hosts, who have welcomed more than 2 billion guests across nearly every country worldwide. Our hosts offer unique stays and experiences that allow guests to genuinely connect with the communities they visit.NOTE: NO VISA SUPPORT The Community You Will Join:The Global Markets Tech team plays a pivotal role in enhancing the guest and host experience across international markets through innovative product development that drives international growth. As we expand into under-served markets, innovation is at the heart of our strategy. We adapt our products to meet the unique needs of users in over 220 countries and regions, ensuring that everyone feels at home.The team collaborates closely with Product, Design, Data Science, regional stakeholders, and core platform teams to transform local market needs into robust and scalable technology that can be rapidly piloted and widely deployed. The Difference You Will Make:As a Senior Software Engineer in Global Markets, your impactful contributions will drive measurable international growth by developing scalable product capabilities across key user interactions (landing → search → pre‑booking) while enhancing pricing, promotions, and discounts to boost conversion rates and customer value across various markets. Your Typical Day:Collaborate with PMs, Designers, and Data Scientists to clarify goals, requirements, limitations, and success metrics, then translate these into a structured technical plan.Draft or evaluate technical designs, align trade-offs, and manage dependencies with partner teams across regions.Develop production code and services maintaining high standards: thorough testing, documentation, instrumentation, and performance/reliability considerations.Conduct design and code reviews, mentor engineers, and uphold consistent engineering standards within the team.Manage delivery: identify execution risks, provide updates to stakeholders, coordinate launches (including localization and market rollouts), and analyze post-launch outcomes to facilitate rapid iterations.

About Us Zeta Global (NYSE: ZETA) is a leading AI-Powered Marketing Cloud that harnesses sophisticated artificial intelligence (AI) and vast consumer data to empower marketers in efficiently acquiring, nurturing, and retaining customers. Our innovative Zeta Marketing Platform (ZMP) simplifies complex marketing strategies by integrating identity, intelligence, and omnichannel activation within a singular platform, bolstered by one of the industry's most extensive proprietary databases and AI technologies. We enable our enterprise clients across diverse sectors to tailor consumer experiences at an individual level across various channels, driving superior marketing outcomes. Founded in 2007 by David A. Steinberg and John Sculley, Zeta Global is headquartered in New York City and operates globally. Discover more about us at www.zetaglobal.com. Job Overview We are seeking a passionate and skilled Lead Software Engineer to join our dynamic MIP/AIP Platforms Team. This pivotal team is the backbone of Zeta's advertising technology, responsible for the systems that drive our Programmatic AdTech (DSP), seamless data integration, and user-friendly self-service tools that unify activation, reporting, and performance measurement. In this role, you will be instrumental in architecting and scaling the infrastructure for our core programmatic systems, utilizing a diverse technology stack to integrate bid stream intelligence, sentiment analytics, and advanced AI capabilities across our platform to deliver immediate and impactful solutions. Key Responsibilities Platform Development: Design and implement high-volume, low-latency programmatic AdTech (DSP) infrastructures and omnichannel data integration solutions utilizing a polyglot stack. Omnichannel Explorer: Develop an end-to-end architecture for integrating sentiment data, bid stream insights, and measurement tools for client applications. Xander Curate: Facilitate direct data and audience transfers into Supply-Side Platforms (SSPs), including client self-service features and integrated reporting. Survey Platforms: Create user-centric packaging, presentation, and interaction layers for surveys, with a focus on optimization and enhancing response rates.

Join Airwallex as a Senior Software Engineer, AIAt Airwallex, we are redefining global finance and payments through our cutting-edge technology. As a Senior Software Engineer, you will play a crucial role in the Global Treasury and Payment Network (GTPN) team, enhancing our payment infrastructure and delivering innovative solutions to our clients.We are looking for a dynamic individual who thrives in a fast-paced environment and is passionate about leveraging artificial intelligence to solve complex problems. You will collaborate with a talented team to develop products that not only meet customer needs but also set new standards in the industry.

About Plaud Inc.Plaud is at the forefront of revolutionizing workplace productivity with its cutting-edge AI work companion, designed to enhance efficiency and performance through innovative note-taking solutions. Since 2023, we have garnered the trust of over 1,500,000 professionals globally. Our mission centers on amplifying human intelligence by developing next-generation intelligence infrastructure and interfaces that capture, extract, and utilize insights from verbal and non-verbal communication.As a Delaware-incorporated entity based in San Francisco, Plaud is pushing the boundaries of human-AI collaboration through a seamless integration of hardware and software. Our commitment to data security and privacy is reflected in our compliance with SOC 2, HIPAA, GDPR, ISO27001, ISO27701, and EN18031 standards.Discover more about us at https://www.Plaud.ai and connect with us on Instagram, X, Facebook, LinkedIn, and YouTube.

At Fastly, we empower individuals to stay seamlessly connected to the things they cherish. Our cutting-edge edge cloud platform enables clients to craft exceptional digital experiences swiftly, securely, and reliably by processing, serving, and safeguarding their applications as close to their end-users as possible—right at the edge of the Internet. Designed to leverage the modern internet, our platform is fully programmable and supports agile software development. Our clientele includes some of the most prominent companies worldwide, such as GitHub, Yelp, Paramount, and JetBlue.Join us in our mission to build a more trustworthy Internet.Posting Open Date: March 18, 2026Anticipated Posting Close Date*: June 15, 2026*Job posting may close early due to the volume of applicants.About the Role:The Global People Partner Lead for General & Administrative functions is a strategic position that serves as a trusted advisor and consultant to senior business leaders. You will collaborate closely with C-suite executives and their leadership teams to craft and execute HR strategies that align with business goals, cultivate a positive and inclusive workplace, and leverage data and insights to enhance organizational performance. This role transcends traditional HR boundaries; you will act as a business leader specializing in people, operating at the nexus of business operations and organizational health, effectively translating ambitious business objectives into scalable people strategies. The ideal candidate will possess a customer-centric mindset and the ability to build strong partnerships across internal client organizations, the People Team, and other functional leaders.Key Responsibilities:Strategic Advising & Partnership: Serve as a trusted advisor to senior leaders in G&A functions, providing impactful coaching and insights on complex organizational challenges; align people strategies with long-term business goals for sustainable growth and enhanced employee engagement.Organizational Design & Change Leadership: Spearhead large-scale organizational design initiatives to ensure agility and efficiency; manage the 'People' aspect of change management during significant pivots, mergers, or shifts in business strategy, ensuring minimal disruption to morale and productivity.

At Forge, we recognize that our greatest asset is our team. As pioneers in the private market technology sector, our vision is to create a brighter future for everyone. We embody this vision through our core values of boldness, accountability, and humility. Every day, we witness the impact of our mission as we support the teams driving the most remarkable innovations of our time, from space exploration to advancements in artificial intelligence and beyond.With our robust liquidity solutions, exclusive data insights, custody offerings, and a dynamic marketplace, Forge aims to establish a top-tier technology infrastructure that enables a global private market that is transparent, accessible, and seamless for companies, their employees, and investors. Through Forge, employees can liquidate their private shares, employers can offer liquidity options to shareholders before IPOs, and individual and institutional investors can engage in the growth of private unicorns.Forge's unique global marketplace meets the growing demand from individual and institutional investors seeking exposure to private company stocks and is fostering a powerful network effect.Our capability to provide these impactful financial solutions has attracted significant attention from investors, created demand from customers, and necessitated the expansion of our team to better serve more companies, teams, and innovators.The Role:In the capacity of a Senior Software Engineer II with a focus on trading engineering, you will be instrumental in delivering a high-quality trading platform that powers the trading functionalities within the Forge Marketplace. Your role will involve identifying opportunities to enhance trading products, including the integration of cutting-edge low-latency technologies, while also helping to shape the direction and roadmap for trading engineering initiatives.You will collaborate closely with Product, Design, and Engineering teams to guarantee the seamless integration of trading technologies into products, thus enhancing both user experience and application performance.

At BKF Engineers, a leading multi-service infrastructure consulting firm, we specialize in civil engineering and surveying across California and the Pacific Northwest. With over 110 years of dedicated service to transportation, water resources, land development, government, and federal clients, we pride ourselves on our innovative solutions and collaborative work culture.Join us as a Senior Project Engineer specializing in Stormwater and Water Resources, where you will play a vital role in managing and delivering essential water infrastructure projects throughout California. We value professional growth, autonomy, and meaningful teamwork, and we are honored to be recognized as a Great Place to Work for the second consecutive year.

Forge Global, Inc. is building technology for the private market from its San Francisco headquarters. The company focuses on making private company investing more transparent and accessible. Its platform offers liquidity solutions, exclusive data insights, custody services, and a global marketplace for private shares. Forge’s work supports a wide range of innovators, including those in fields like space exploration and artificial intelligence. The team values boldness, accountability, and humility, aiming to create a positive impact for companies, employees, and investors alike. Role overview The Senior Software Engineer I position supports the ongoing development and scaling of Forge’s technology. This role helps deliver products that allow employees to sell private shares, employers to provide pre-IPO liquidity, and investors to access private company growth opportunities. What you will do Contribute to building and maintaining Forge’s marketplace and related financial solutions Support the team as it expands to meet growing customer demand Help ensure a seamless experience for all users, from individual investors to large institutions What Forge values Boldness in tackling new challenges Accountability in delivering reliable solutions Humility in working together to serve customers and partners

Are you ready to lead a talented team of software engineers in a dynamic environment? As the Software Engineering Manager at Amplitude, you will play a pivotal role in shaping our technology and guiding our team to deliver exceptional software solutions. You will be responsible for overseeing multiple projects, ensuring technical excellence, and fostering a culture of innovation and collaboration.

Join BKF Engineers, a distinguished multi-service infrastructure consulting firm renowned for delivering exceptional civil engineering and surveying solutions throughout California and the Pacific Northwest. With more than 110 years of experience, we pride ourselves on our extensive service to clients across transportation, water resources, land development, government, and federal sectors.At BKF, we provide an exceptional platform for career advancement, fostering an environment that encourages professional autonomy, innovative thinking, and collaborative teamwork across our various offices. We are honored to have received the Great Place to Work certification for the second consecutive year.We are currently on the lookout for a dedicated Stormwater Project Manager with a solid foundation in Water Resources and Civil Infrastructure to enhance our operations in California. The ideal candidate will possess 10 to 15 years of relevant experience, a California P.E. license, and a strong desire to lead projects while nurturing client relationships. This role will involve collaboration with BKF teams to successfully deliver water infrastructure projects and support our regional water resources initiatives.Key Responsibilities:Lead the design and project management of various water infrastructure projects, including wastewater and stormwater management systems (pipelines, pump stations, tanks, planning studies, hydrological/hydraulic evaluations, and rehabilitation projects).Utilize internal resources for effective project delivery while expanding a local network.Navigate permitting processes, technical studies, and client coordination with ease.Commit to quality, innovation, and continuous improvement in water infrastructure engineering.Exhibit leadership qualities to develop a local team and mentor junior staff.Quickly familiarize yourself with BKF’s service offerings, promoting cross-selling opportunities to regional clients.Build a strong team focused on increasing visibility in Southern California among clients and business partners.Qualifications:Must be based in California to strengthen existing BKF staff and client relationships while establishing a regional presence.Bachelor’s degree in Civil or Environmental Engineering or a related field is required.California Professional Engineer (P.E.) license is mandatory.10 to 15 years of experience in water resources infrastructure, specifically in the design and management of stormwater and wastewater projects (including pipelines, pump stations, and rehabilitation efforts).Strong expertise in water infrastructure design, encompassing stormwater and wastewater management (pipeline design, pipe rehabilitation, pump station design, and rehabilitation).Proven ability to lead planning studies, master plans, and infrastructure projects from conception to completion.Excellent interpersonal and communication skills to engage effectively with both new and existing clients.

Join Airwallex as a Staff Software Engineer, ScaleAt Airwallex, we are redefining the landscape of global finance with our comprehensive payments and financial platform tailored for businesses worldwide. With our cutting-edge proprietary technology, we empower over 200,000 organizations—including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN—to manage everything from business accounts to payments and treasury solutions.Founded in Melbourne, our dynamic team of over 2,000 innovators operates from 26 offices globally. Valued at US$8 billion and backed by top-tier investors such as T. Rowe Price, Visa, Mastercard, and Sequoia, we are at the forefront of building the future of global banking. If you're eager to tackle ambitious challenges and make a significant impact, we invite you to join us.

Join Condor Software as a Full-Stack Platform EngineerAt Condor, we are revolutionizing the financial infrastructure that supports clinical development. With billions invested annually in discovering and developing new therapies, we strive to connect clinical operations and finance into a cohesive system. By integrating real-time financial intelligence, we empower R&D and finance leaders with the tools they need to make informed, high-stakes decisions.We are an AI-driven, pharma-native infrastructure provider, scaling industry standards in collaboration with top-tier partners. Our platform facilitates prediction, control, and execution in the most complex R&D environments worldwide.The Importance of Your RoleHaving established ourselves as a trusted partner for enterprise teams, we are now focused on the challenging task of scaling our platform to meet increasing demands. As a rapidly growing company, backed by prominent investors like Felicis and 645 Ventures, this is a unique opportunity to contribute to the foundational infrastructure that will redefine how therapies reach patients.Your ResponsibilitiesAs a Full-Stack Platform Engineer, you will be pivotal in building and scaling the core platform that supports the financial intelligence infrastructure relied upon by leading biopharma companies. This role encompasses critical engineering tasks at the intersection of backend systems, cloud infrastructure, and intelligent automation, with a strong emphasis on reliability and scalability.Your primary focus will be on backend architecture, where you'll design and implement services that drive complex financial and operational workflows. You'll be instrumental in shaping data flow, workflow orchestration, and enabling emerging AI-driven capabilities. This role goes beyond simple integration; you'll be crafting robust primitives that support other teams as our product and customer base expand.Working as a core member of a cross-functional product team, you will closely collaborate with product managers, designers, quality engineers, and data specialists to transition features from concept to production. While backend expertise is crucial, you will also engage across the stack to ensure the platform's capabilities are effectively leveraged.

As a Senior Water Resources Engineer at BKF Engineers, you will play a pivotal role in managing and executing comprehensive water resource projects. You will collaborate with multidisciplinary teams to provide innovative solutions that address complex water management challenges. Your expertise will guide the design, analysis, and implementation of sustainable water systems, ensuring compliance with regulations and environmental standards.

Join bjakcareer as a Global Talent Acquisition Specialist and play a pivotal role in shaping our workforce. In this dynamic position, you will be responsible for attracting top-tier talent across various regions, ensuring that our company continues to grow and innovate. You will collaborate with hiring managers to understand their staffing needs, develop effective recruitment strategies, and engage with candidates to provide an exceptional hiring experience.

Join Our TeamAt OpenAI, our mission is to harness artificial general intelligence in a way that benefits everyone globally. A significant portion of our user base engages with our products in various languages, necessitating a seamless experience across diverse languages, regions, and cultures.The Internationalization team is dedicated to creating the foundational infrastructure that allows OpenAI products to be launched globally by default. We focus on developing systems that facilitate localization, enable international product launches, and ensure high-quality user experiences worldwide.Your RoleAs a Senior Software Engineer on the Internationalization team, you will play a vital role in constructing the systems that enable localization and international product launches for OpenAI. You’ll work on platforms that manage product content, oversee translation workflows, and support localization infrastructure across all OpenAI products.This position lies at the intersection of AI systems, developer platforms, and product infrastructure.Key ResponsibilitiesDevelop and enhance OpenAI’s localization, content, and experimentation platform utilized across product teams, including open-source components:Create AI-driven translation pipelines integrated with human-in-the-loop review processes.Design robust systems that consistently deliver localized content for web and mobile applications.Build tools that empower linguists and localization teams to review and refine translations.Develop developer tools that streamline localization and internationalization workflows.Create and maintain internationalization libraries for use across OpenAI products:Design systems capable of accurately processing numbers, currencies, dates, and pluralization for various locales.Enhance support for multilingual interfaces, including right-to-left languages.Collaborate with product teams to ensure new features are internationally ready.Who You AreYou possess strong software engineering experience in building backend or full-stack systems.You are familiar with Java, React, MySQL, and cloud infrastructure patterns such as object storage, containerized services, and Kubernetes.

About AirwallexAirwallex is a revolutionary unified payments and financial platform tailored for global enterprises. Our innovative blend of proprietary infrastructure and software empowers over 200,000 businesses globally—including renowned names like Brex, Rippling, Navan, Qantas, and SHEIN—with seamlessly integrated solutions for managing business accounts, payments, spend management, treasury, and embedded finance on a worldwide scale.Founded in Melbourne, we boast a dynamic team of over 2,000 of the brightest minds in technology, spread across 26 offices worldwide. With a valuation of US$8 billion and backing from prestigious investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is at the forefront of shaping the future of global payments and finance. If you're eager to undertake the most ambitious challenge of your career, we invite you to join us.