GTM Engineer
finix
San Francisco · United States
Posted Aug 21, 2026
- Full-time
- On-site
- Marketing
finix
San Francisco · United States
Posted Aug 21, 2026
About Finix Finix is building the global operating system for fintech, starting with payments. From startups to publicly traded companies, Finix processes tens of billions of dollars annually both in-store and online. Finix was founded in 2015 and is headquartered in San Francisco. To date Finix has raised over $200M, including a $75M Series C led by Acrew Capital and Lightspeed Venture Partners and backed by American Express Ventures, Bain Capital Ventures, Homebrew, Inspired Capital, Visa, and others About the role The engineering team owns the delivery and stability of our product end to end. Since Finix serves as the complete payment platform of our customers’, our engineering team owns our customers’ ability to capture revenue. The Sr. Software Engineer role centers around envisioning superior technical solutions to our customers’ payment needs, leading its implementation and continuously ensuring reliable service to our customers. You will have broad autonomy and responsibility for formulating the best solution possible and working with your peers to deliver your vision. Finix is looking for a team member to join our engineering team who brings exceptional technical acumen, attention to detail, interest to grow and an obsession with building excellent, performing and scalable software. About Finix Finix is building the global operating system for fintech, starting with payments. From startups to publicly traded companies, Finix processes tens of billions of dollars annually both in-store and online. Finix was founded in 2015 and is headquartered in San Francisco. To date Finix has raised over $200M, including a $75M Series C led by Acrew Capital and Lightspeed Venture Partners and backed by American Express Ventures, Bain Capital Ventures, Homebrew, Inspired Capital, Visa, and others About the role The engineering team owns the delivery and stability of our product end to end. Since Finix serves as the complete payment platform of our customers’, our engineering team owns our customers’ ability to capture revenue. The Sr. Software Engineer role centers around envisioning superior technical solutions to our customers’ payment needs, leading its implementation and continuously ensuring reliable service to our customers. You will have broad autonomy and responsibility for formulating the best solution possible and working with your peers to deliver your vision. Finix is looking for a team member to join our engineering team who brings exceptional technical acumen, attention to detail, interest to grow and an obsession with building excellent, performing and scalable software. What You'll Be Doing Build GTM Infrastructure Rebuild and optimize core GTM systems and workflows across Marketing, Sales, and Partnerships that support pipeline generation and customer expansion Own HubSpot architecture, automation, attribution, enrichment, routing, and reporting Design scalable lead lifecycle infrastructure and source classification systems Create and maintain reliable GTM data pipelines across paid ads, CRM, product, and third-party tools Build API integrations between internal systems and external vendors Operationalize AI Across GTM Deploy AI-native workflows and agents across prospecting, enrichment, routing, qualification, and campaign operations Build systems leveraging tools like Claude, Clay, OpenAI, and workflow orchestration platforms Develop anomaly detection, QA checks, and automated reporting for GTM data integrity Identify repetitive operational workflows and automate them end-to-end Partner Cross-Functionally Work closely with Marketing to improve campaign measurement, attribution, and funnel visibility Partner with Sales and Partnerships to improve lead quality, routing, enrichment, and outbound infrastructure Collaborate with Product and Engineering on product-led growth signals and internal tooling Document systems, processes, and operational best practices across the GTM organization Areas of Ownership HubSpot rebuild + administration Attribution modeling Lead/source classification Workflow automation (HubSpot + AI) Ads data pipelines CRM enrichment + deduplication GTM reporting infrastructure API integrations AI-powered prospecting workflows Data quality monitoring + anomaly detection Revenue systems documentation What We're Looking For 5+ years of demonstrated experience in RevOps, Growth Ops, Marketing Ops, Sales Ops, GTM Engineering, or related operational roles within a high-growth SaaS environment. Strong systems thinking and technical curiosity to solve complex business problems with scalable solutions Expert-level, hands-on experience with HubSpot in a fast-paced environment building and maintaining workflows, audience segments, API connectors and error handling. Proficient with AI-native GTM tooling (e.g, Claude, OpenAI, Zapier, , etc), agent frameworks (e.g. LangChain, CrewAI, or similar) for building multi-step AI workflows and data enrichment tools (e.g. Apollo, 6Sense or similar) Comfortable working with APIs, automation tooling, spreadsheets, and low-code workflows Experience building reporting and attribution systems across advertising solutions including LinkedIn, Google, Meta, 6Senses Strong analytical skills and attention to operational detail Excellent verbal and written communication and process documentation skills to clearly articulate complex technical strategies to both technical and non-technical stakeholders Bias toward action and comfort operating in ambiguity Nice to Have Experience in fintech, payments, or infrastructure companies Familiarity with warehouse tooling like Snowflake or BigQuery Experience supporting outbound and PLG motions simultaneously Why Finix Finix is reimagining payments infrastructure from the ground up. We believe modern financial systems should be programmable, flexible, and accessible to every business. You’ll join a low-ego, high-ownership environment where you can shape foundational revenue infrastructure, work alongside exceptional operators, and help define what AI-native GTM looks like inside one of the leading payments platforms in fintech. About the Role We’re looking for our first Go-To-Market (GTM) Engineer to architect and operationalize the systems behind Finix’s pipeline generation engine. This is a highly cross-functional role sitting at the intersection of marketing, revenue operations, data, automation, and AI. You’ll partner closely with Marketing, Sales, Partnerships, and Operations to design scalable growth infrastructure, improve data quality, automate workflows, and build the connective tissue between our GTM systems. You should be equally comfortable thinking strategically about pipeline generation and rolling up your sleeves inside HubSpot, Clay, APIs, spreadsheets, and AI tooling. This role is ideal for someone who thinks like a systems builder, operates with an owner mentality, and wants to redefine how modern fintech companies run go-to-market. About Finix Finix is building the global operating system for fintech, starting with payments. From startups to publicly traded companies, Finix processes tens of billions of dollars annually both in-store and online. Finix was founded in 2015 and is headquartered in San Francisco. To date Finix has raised over $200M, including a $75M Series C led by Acrew Capital and Lightspeed Venture Partners and backed by American Express Ventures, Bain Capital Ventures, Homebrew, Inspired Capital, Visa, and othersAbout the Role We’re looking for our first Go-To-Market (GTM) Engineer to architect and operationalize the systems behind Finix’s pipeline generation engine. This is a highly cross-functional role sitting at the intersection of marketing, revenue operations, data, automation, and AI. You’ll partner closely with Marketing, Sales, Partnerships, and Operations to design scalable growth infrastructure, improve data quality, automate workflows, and build the connective tissue between our GTM systems. You should be equally comfortable thinking strategically about pipeline generation and rolling up your sleeves inside HubSpot, Clay, APIs, spreadsheets, and AI tooling. This role is ideal for someone who thinks like a systems builder, operates with an owner mentality, and wants to redefine how modern fintech companies run go-to-market.