Senior Platform Backend Developer Jobs

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US. As AI continues to shape the way we live and work, Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Following our recent Series E funding round, where we raised $200 million, our valuation stands at $4 billion. Our total funding exceeds $530 million from premier investors including Accel, NVentures (Nvidia's VC arm), Kleiner Perkins, GV, and Evantic Capital, alongside the founders and operators of Stripe, Datadog, Miro, and Webflow. Location: Europe remote or London hybrid The role: We're looking for a Principal Product Designer (L7) to lead design across Synthesia's most complex and high-impact product surfaces. This is a senior IC role - you won't be managing a team, but you'll be operating at the highest level of individual craft and strategic influence, shaping direction across product domains and setting the standard for what great design looks like at Synthesia. This role sits at the intersection of product strategy, systems thinking, and exceptional craft. You'll define design direction for large, ambiguous problem spaces, anticipate risks before they become blockers, and reframe problems in ways that unlock better outcomes for customers, product teams, and the business. We're building a video platform for everyone - not a specialist tool - and we see a future where Synthesia sits alongside word processors, presentation software, and spreadsheets as a daily staple. Getting there requires design leadership that goes beyond execution: someone who helps the company make the right bets, raises the craft bar across the whole team, and builds the conditions for great design to thrive at scale. In this role you will: Lead large, complex, or

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US. As AI continues to shape the way we live and work, Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Following our recent Series E funding round, where we raised $200 million, our valuation stands at $4 billion. Our total funding exceeds $530 million from premier investors including Accel, NVentures (Nvidia's VC arm), Kleiner Perkins, GV, and Evantic Capital, alongside the founders and operators of Stripe, Datadog, Miro, and Webflow. The role... We are looking for a commercially sharp, consultative Solutions Consultant to drive technical validation and value realization for Synthesia across both prospects and customers. This role sits at the intersection of Sales, Customer Success, and Product, and is responsible for ensuring that Synthesia is not only understood - but proven, adopted, and expanded based on clear business outcomes . You will own the technical win in deals, shape high-impact use cases, and ensure customers achieve first successful workflows that create the foundation for long-term adoption and growth. What You'll Do Lead discovery and qualification Run structured discovery with senior stakeholders to uncover business priorities, workflows, constraints, and success metrics Challenge vague requests and reframe them into clear, high-impact use cases Qualify rigorously: assess fit, urgency, stakeholder commitment, and path to value before committing support Surface adoption, technical, and organizational risks early, before they derail the deal or weaken rollout Own solution design and technical validation Translate business needs into clear solution approaches, validation plans, and customer-facing recommendations Design and run

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US. As AI continues to shape the way we live and work, Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Following our recent Series E funding round, where we raised $200 million, our valuation stands at $4 billion. Our total funding exceeds $530 million from premier investors including Accel, NVentures (Nvidia's VC arm), Kleiner Perkins, GV, and Evantic Capital, alongside the founders and operators of Stripe, Datadog, Miro, and Webflow. The role... We are looking for a commercially sharp, consultative Solutions Consultant to drive technical validation and value realization for Synthesia across both prospects and customers. This role sits at the intersection of Sales, Customer Success, and Product, and is responsible for ensuring that Synthesia is not only understood - but proven, adopted, and expanded based on clear business outcomes . You will own the technical win in deals, shape high-impact use cases, and ensure customers achieve first successful workflows that create the foundation for long-term adoption and growth. What You'll Do Lead discovery and qualification Run structured discovery with senior stakeholders to uncover business priorities, workflows, constraints, and success metrics Challenge vague requests and reframe them into clear, high-impact use cases Qualify rigorously: assess fit, urgency, stakeholder commitment, and path to value before committing support Surface adoption, technical, and organizational risks early, before they derail the deal or weaken rollout Own solution design and technical validation Translate business needs into clear solution approaches, validation plans, and customer-facing recommendations Design and run

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US. As AI continues to shape the way we live and work, Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Following our recent Series E funding round, where we raised $200 million, our valuation stands at $4 billion. Our total funding exceeds $530 million from premier investors including Accel, NVentures (Nvidia's VC arm), Kleiner Perkins, GV, and Evantic Capital, alongside the founders and operators of Stripe, Datadog, Miro, and Webflow. The Deal Strategy Analyst is a commercial operator embedded in Synthesia's Revenue Operations function. This is a deal desk role with depth — you’ll partner directly with AE/CSMs, Sales leadership, Finance, and Legal across the EMEA region to structure, price, and approve deals that are commercially sound, operationally clean, and built to close. You will support the deal review process for EMEA: from first submission through approval routing, exception triage, and post-signature hygiene. You’re a day-to-day partner to AE/CSMs on standard deals, escalating non-standard structures to senior team members. We are looking for someone with strong technical foundations — Salesforce fluency, revenue recognition awareness, and comfort working in CPQ environments — alongside developing commercial judgement and a willingness to learn the craft of deal structuring. What You'll Do: Deal Review & Structuring Review deal submissions from EMEA AE/CSMs for compliance with pricing policy, discount schedules, and approval thresholds — approving standard deals and routing exceptions to senior reviewers Support modelling of multi-year, multi-product deals — building ARR, TCV, and per-seat/platform fee scenarios under the guidan

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US. As AI continues to shape the way we live and work, Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Following our recent Series E funding round, where we raised $200 million, our valuation stands at $4 billion. Our total funding exceeds $530 million from premier investors including Accel, NVentures (Nvidia's VC arm), Kleiner Perkins, GV, and Evantic Capital, alongside the founders and operators of Stripe, Datadog, Miro, and Webflow. Location: Europe remote or London hybrid About the role: As our engineering and research organisation grows, so does the complexity of securing it. Our Application Security team is at the forefront of that challenge — building AI-native security tooling, embedding security into the development lifecycle at scale, and finding ways to make a small, highly capable team punch well above its weight. We're looking for an Engineering Manager to lead and grow the AppSec team. This is not a coordination role. You'll be leading a team of exceptionally senior and staff-level engineers who are deeply self-directed and technically excellent. To earn their trust and enable their best work, you'll need to be genuinely close to the craft — able to engage at depth on threat modelling, agentic security tooling, SDLC design, and application risk. You'll also own AppSec strategy and be accountable for how the function scales alongside a product organisation that is growing fast and leaning heavily into AI-assisted development. Important note: Anyone working as a manager within the Infosec team will need to follow the Infosec Team Management Tenets . Key Responsibilities: Lead, support, enable and grow the AppSec team — owning hirin

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US. As AI continues to shape the way we live and work, Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Following our recent Series E funding round, where we raised $200 million, our valuation stands at $4 billion. Our total funding exceeds $530 million from premier investors including Accel, NVentures (Nvidia's VC arm), Kleiner Perkins, GV, and Evantic Capital, alongside the founders and operators of Stripe, Datadog, Miro, and Webflow. About the role The ideal candidate will be customer–centric and passionate about building strong customer relationships while delivering value to ensure happy customers. Build and nurture strong relationships with key stakeholders to drive retention and growth Conduct discovery with customers to understand business objectives and uncover new use cases Establish and maintain a trusted advisor relationship with customers, ensuring that customers are realizing value out of their investment in Synthesia Act as a subject matter expert for the practical application of Synthesia within enterprises and take a consultative approach in implementing video content into their workflows Monitor utilization and deploy strategies to increase user engagement, adoption and satisfaction Lead Quarterly Business Reviews with senior stakeholders in attendance that deliver clear outcomes Ensure ROI and value is communicated and understood by the customer Proactively monitor customer health, including potential risks to renewals and expansion opportunities Own commercial conversations and all aspects of the renewal process Collaborate with internal teams to ensure seamless onboarding, support, and resolution of customer issues About yo

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US. As AI continues to shape the way we live and work, Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Following our recent Series E funding round, where we raised $200 million, our valuation stands at $4 billion. Our total funding exceeds $530 million from premier investors including Accel, NVentures (Nvidia's VC arm), Kleiner Perkins, GV, and Evantic Capital, alongside the founders and operators of Stripe, Datadog, Miro, and Webflow. The Role We're seeking commercially sharp Solutions Consultants to be trusted advisors to our customers, optimizing how Synthesia's platform best fits within their business environments and unlocking value across multiple workflows. As a Solutions Consultant, you'll be the strategic advisor who helps customers see where Synthesia creates the most impact across their organization. You'll run in-depth discovery and facilitate strategic workshops with senior stakeholders to uncover priorities and opportunities; design how Synthesia optimally solves their most pressing challenges; lead enablement that drives real behavior change and adoption; and own the path from deal close to first successful workflow and beyond. Discovery & Strategic Workshops Conduct in-depth, discovery conversations and facilitate workshops with senior stakeholders and practitioners to uncover business priorities, current workflows, technical constraints, and success metrics. Design and lead sessions that help customers envision how Synthesia supports a variety of workflows: whether for enablement, communications, training, operational efficiency, or other business functions. Build advisory relationships through thoughtful questioning, acti

Synthesia is the world’s leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017, the company is headquartered in London, with offices and teams across Europe and the US. As AI continues to shape the way we live and work, Synthesia develops products to enhance visual communication and enterprise skill development, helping people work better and stay at the center of successful organizations. Following our recent Series E funding round, where we raised $200 million, our valuation stands at $4 billion. Our total funding exceeds $530 million from premier investors including Accel, NVentures (Nvidia's VC arm), Kleiner Perkins, GV, and Evantic Capital, alongside the founders and operators of Stripe, Datadog, Miro, and Webflow. About the role Synthesia's long-term vision is to build the best human-interactive models: systems that don't just talk to people, but perceive and respond to them, reacting to a user's actions and emotions, not only their words. Today over 60,000 businesses rely on our platform, and the next leap in what we can offer them depends on models that combine text, audio, and video into a single real-time interactive experience. As a Staff Research Engineer, you'll join the Voice team within our 40+ person R&D department, but your scope will extend well beyond voice. You'll help define and drive that broader vision across teams, proposing ambitious research directions and taking direct ownership of the design and implementation of its most critical components. You'll work directly with our voice lead and collaborate tightly with our video teams and other senior members of the org. Concretely, you'll work on voice to voice models that produce text and voice simultaneously. Models that can reason, interrupt the user with back channeling and talk. Models that feel like you are having a natural conversation with, without the feeling of turn taking that is dominant in current speech to speech models. Your role would be

Replit is the agentic software creation platform that enables anyone to build applications using natural language. With millions of users worldwide, Replit is democratizing software development by removing traditional barriers to application creation. Replit is building the world’s most accessible AI coding agent. Replit Agent can be used by anybody to bring their ideas to life. Whether it’s an app for yourself, the next great startup idea, or a tool to make you more productive at work, Replit Agent can help build it. Replit builds complete apps better than anybody thanks to our full suite of services that handle app integrations, storage, hosting, analytics, and more. We don’t just build apps in development, we handle the full lifecycle into production and beyond. About the role: Help power the development of Replit Agent as a technical leader for the Replit Cloud organization. You will report to the Vice President of Engineering. The Replit Cloud team builds Replit’s first party cloud infrastructure so users can build, scale, and succeed entirely on Replit. They manage databases, application storage, app publishing and hosting, development/production environment splitting, custom domains, and more. By having a set of first party services that integrate seamlessly, you will power one of Replit’s key product differentiators. You will: Help lead major projects, either by taking new products from 0->1 or doubling down on our first party primitives to keep winning users. Work closely with designers and product managers, to quickly iterate on Replit Cloud to continually grow and improve the product. Identify the hardest technical and/or quality problems holding us back, and then build solutions. Mentor and develop new senior engineers to help grow the team. Ship product and build infrastructure as a true full stack builder using: TypeScript, React, CSS, Postgres, Go, and Terraform. Examples of what you could do: Leverage our unique cloud infrastructure to build diffe

Replit is the agentic software creation platform that enables anyone to build applications using natural language. With millions of users worldwide, Replit is democratizing software development by removing traditional barriers to application creation. About the Role We are seeking a mid-level AppSec Vulnerability Management Engineer with a strong software development background. In this role, you will bridge the gap between security, compliance, and engineering teams. You will identify application vulnerabilities, maintain software supply chain security, and drive tracking to satisfy strict regulatory compliance frameworks. You will also serve as a technical responder during security incidents, deploying real-time countermeasures to protect our software ecosystem. What You'll Do Core Responsibilities Vulnerability Scanning & Triage: Perform periodic application security scanning activities. Review results and prioritize flaws based on CVSS scores, real-world exploitability, and system exposure. Compliance-Driven Tracking: Track, document, and manage vulnerabilities according to strict compliance SLAs (e.g., SOC 2, ISO 27001, PCI-DSS). Maintain audit-ready evidence of remediation timelines and exception approvals. Executive Reporting & Alerting: Escalate and report critical exposures directly to the CISO and senior leadership. Maintain dashboards and alerting mechanisms that visualize vulnerability status, risk trends, and compliance posture. Software Supply Chain Security: Ownership of the organization's Software Bill of Materials (SBOM). Continually update SBOM inventories to ensure compliance with modern regulatory requirements and dependency tracking. Help Replit mature through various SLSA levels for supply chain security. Remediation Collaboration: Partner with development teams to provide clear mitigation paths. Review, write, and patch code directly when necessary to resolve security flaws. Tooling Integration: Configure and tune automated security te

Replit is the agentic software creation platform that enables anyone to build applications using natural language. With millions of users worldwide, Replit is democratizing software development by removing traditional barriers to application creation. About the role: Join our Site Reliability Engineering (SRE) team and help ensure the reliability, scalability, and performance of Replit's infrastructure that serves millions of developers worldwide. As a Staff Site Reliability Engineer, you will bridge the gap between development and operations, implementing automation and establishing best practices that enable our platform to scale efficiently while maintaining high availability. We are seeking Staff SREs who are passionate about building and maintaining resilient systems at scale. Your mission will be to proactively find and analyze reliability problems across our stack, then design and implement software and systems to create step-function improvements. You will design robust observability solutions, lead incident response, automate operational tasks, and continuously improve our infrastructure's reliability, all while mentoring and educating the broader engineering team to make reliability a core value at Replit. You Will: Architect and Implement Observability: Design, build, and lead the implementation of comprehensive monitoring, logging, and tracing solutions. Create dashboards and metrics that provide real-time visibility into system health and performance, enabling proactive issue detection. Define and Drive Reliability Standards: Work with product and engineering teams to define, implement, and track Service Level Objectives (SLOs) and Service Level Indicators (SLIs). Build systems to monitor and report on these metrics, holding teams accountable and ensuring we maintain high reliability standards while balancing innovation speed. Lead Incident Management and Response: Act as a senior leader during high-impact incidents, guiding the team to rapid resolution

About Mixpanel Mixpanel is the leading product intelligence and analytics platform, trusted by more than 29,000 companies to help understand how people use the products they build. By combining powerful analytics with AI that knows your business, Mixpanel helps teams see what’s working, diagnose what’s not, and decide what to build next. Learn more at mixpanel.com . About the APAC Marketing Team The APAC Marketing team builds pipeline, awareness, and retention across one of Mixpanel's most strategic growth regions. We run everything from events and partner marketing to localization and customer marketing, working closely with counterparts in EMEA and the US and cross-functionally with sales, partnerships, pre-sales, and customer success across APAC. About the Role We're hiring a Senior Regional Marketing Manager to help build the foundations of our ANZ business from the ground up. You'll own programs across the full customer lifecycle: acquisition, conversion, activation, and retention, with events as a core piece of the mix. This is a role for someone who can navigate ambiguity with confidence, since there's no existing playbook for this market yet. You'll define what works, bring in the right partners, and become the go-to expert other teams turn to for input on ANZ. Reporting to the APAC Marketing Director, you'll balance hands-on execution with the judgment to know which bets are worth making and which tradeoffs matter most. Responsibilities Own and execute ANZ marketing programs end-to-end, including events and customer marketing, from planning through measurable pipeline outcomes Manage full event logistics: venue sourcing, vendor management, on-site execution, and follow-through to pipeline conversion Identify and test new marketing channels, then decide which are worth scaling based on results, not assumptions Build customer advocacy and engagement through community programs that deepen relationships with existing users Monitor performance metrics closely an

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 You will be joining Stripe’s ML Foundations and Gen AI team to incubate new ML applications and improve our ML capabilities across Stripe. Our team is responsible for unlocking novel ML and LLM techniques and applications across Stripe’s product suite to drive business outcomes, as well as providing infrastructure, tooling and support for ML teams. What you’ll do As a senior product leader, you will lead a cross-functional team to define, incubate and scale new ML/AI applications across Stripe’s product suite, and drive our strategy and roadmap for ML/AI infrastructure powering all of Stripe’s teams. You will work closely with product leaders across business units to define and deliver on an AI-centric product strategy, launching new applications that drive incremental business outcomes. At the same time, you will be advancing our core AI technology stack to empower teams across Stripe to infuse their scenarios with Agents and agentic capabilities, with API support for agent quality and continuous improvement. Responsibilities Develop and execute on the Stripe-wide strategy for new ML/AI applications across our product suite Evaluate and align on areas of investment for ML/AI applications in collaboration with product leaders across the company Work with cross-functional teams to execute on the roadmap and launch successful new ML/AI applications Communicate clearly and crisply with leadership stakeholders and drive alignment acr

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 Finance & Strategy (F&S) team serves as the strategic engine and financial steward of Stripe's businesses, connecting financial rigour with business judgment to drive sound capital allocation and accountability across the company. The Group Business Finance & Strategy team partners with some of Stripe's largest internal business organizations, driving planning, investment prioritization, and operational discipline across headcount and non-headcount spend. The team is responsible for financial reporting, business performance management, and driving the planning and forecasting processes that enable sound decision-making at the most senior levels of the organization. This role sits within F&S Bengaluru, a high-impact team whose mission is to enable F&S to "Grow for Free", driving process efficiency, centralization, and resource optimization so that senior F&S partners can focus on higher-order strategic work. About the Role We are hiring a Financial Analyst for Group Business F&S to build, standardize, and scale the reporting, planning, and process excellence functions that support Group Business Finance & Strategy. This role covers the full spectrum of Group Business F&S financial operations including headcount reporting and analytics, month end close accruals, opex reporting and BvA, business review preparation, and forward-looking planning cycles. The immediate and primary mandate is to esta

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 Product Sales is a team of functional and technical specialists who both lead and advise on deals for the most strategically important products in Stripe’s portfolio. Revenue suite Product Sales is tasked with attacking a $100B market opportunity for back office finance automation across billing, tax, revenue reporting, and data. What you’ll do We are seeking a dynamic and motivated Senior Account Executive to join our growing Tax Product Sales team in Singapore. In this role, you will be responsible for selling and driving revenue for Stripe Tax in APAC region, which helps businesses easily comply with indirect tax laws by calculating, collecting and filing their taxes allowing them to grow anywhere they have demand. You will collaborate with prospects and customers to understand their compliance and business needs and offer tailored solutions that help businesses grow as they expand to new markets. You will help define how we go to market, our key sales messaging, and work with some of the largest users at Stripe. Responsibilities As a seller, you’ll be accountable for driving revenue, increasing attach rates, and new client acquisition for Stripe Tax to a variety of businesses. Lead discussions with our largest existing and prospective customers across APAC region (mainly Southeast Asia, Greater China, Australia, and New Zealand) Contribute to the development of go-to-market playbooks alongside product, marketing, sales, a