Source Job

Americas

  • Provide technical support and relationship management for enterprise customers as a trusted technical advisor.
  • Partner with Sales and Solutions teams on pre-sales technical discussions, API consultations, and product demos.
  • Guide new enterprise customers through API integration, onboarding, and adoption.

REST APIs SDKs WebSockets Postman JSON

20 jobs similar to Senior Sales Engineer

Jobs ranked by similarity.

United States

  • Architect and scale technical integrations for mortgage lending partners, designing API and webhook solutions.
  • Lead technical discovery sessions and guide partners through implementation to accelerate onboarding.
  • Bridge partner engineering teams with internal Product and Engineering to ensure robust, scalable implementations.

Figure Technology Solutions is a blockchain-native capital marketplace for tokenized assets, offering loan origination and trading platforms. With over 480 partners and a growing team, they foster a culture of innovation and technical excellence in fintech.

Global

  • Lead technical discovery with enterprise sales to map customer systems and validate product fit.
  • Own solution design for API integrations and scope SoWs for custom builds.
  • Manage implementations from signature to go-live, resolving technical issues and handing over to support.

Easyship is a leading multi-carrier shipping software platform that makes global eCommerce borderless. Trusted by over 100,000 brands, they offer access to 550+ courier services across 200+ destinations and are an award-winning global team with offices worldwide.

Canada Unlimited PTO

  • Own technical account management across Affirm's strategic alliances: alerting, monitoring, troubleshooting, and SLAs.
  • Drive technical initiatives and design custom integration solutions using Affirm's standard integrations.
  • Partner with product, engineering, and merchant teams while mentoring less-experienced TAMs.

Affirm is a fintech company that offers consumers transparent, predictable pay-over-time solutions and gives merchants flexible payment options. It is a remote-first company with a large global team, centered on care, transparency, and flexibility.

South Africa

  • Own end-to-end technical integration design for customer onboarding, ensuring alignment with Entersekt platform standards.
  • Provide API/SDK guidance and define integration specifications, data flows, and authentication configurations.
  • Lead technical testing, fault diagnosis, and go-live readiness while engaging directly with customer technical teams.

Entersekt is a leader in digital banking fraud prevention and payment security, providing mobile authentication and 3D Secure solutions to financial institutions globally. With over 16 years of history, recent Accel-KKR investment, and 210 million active users protected, the company fosters a collaborative culture focused on cutting-edge technology and growth.

$70,000–$90,000/yr
Brazil Unlimited PTO

  • Support e-commerce customers through technical onboarding, integrating their websites and mobile apps with the AI-powered platform.
  • Guide customers on REST APIs, web services, and integration best practices while troubleshooting technical issues.
  • Collaborate with customer success teams to improve integration quality and deliver reliable digital shopping experiences.

Our partner provides an AI-powered search and product discovery platform for e-commerce businesses. They foster a collaborative, international engineering culture that values continuous learning and innovation.

EMEA

  • Lead technical discovery and solution design for prospective customers.
  • Partner with Account Executives to evaluate technical fit and design integration architectures.
  • Deliver technical presentations, support RFPs, and build custom demos and prototypes.

Constructor.io powers product search and discovery for the world's largest retailers, serving billions of requests weekly. The company is doubling year over year and values empathy, openness, curiosity, and continuous improvement.

$102,263–$152,888/yr
Canada Unlimited PTO

  • Serve as the technical subject matter expert on Affirm's integration solutions and merchant checkout.
  • Architect and tailor solutions for enterprise merchants, leading technical discovery and demos.
  • Build merchant trust, influence product roadmap, and scale go-to-market knowledge.

Affirm is a financial technology company that provides consumers with clear, predictable point-of-sale payment plans. The company is remote-first, fosters a culture of transparency and flexibility, and is committed to employee well-being through comprehensive benefits.

$125,000–$150,000/yr
US Unlimited PTO

  • Own the technical thread of sales opportunities end to end, from discovery to tailored demos and technical evaluation.
  • Build custom proofs-of-concept, integrations, and vibe-coded tools for high-priority deals.
  • Handle RFPs, security reviews, and technical questions while creating sales enablement assets and serving as product feedback.

Ethena builds AI-powered compliance training that adapts to each company's brand, roles, policies, and risks. It supports 1M+ learners across 2,000+ organizations and is a fully remote, high-trust culture valuing humor, ownership, and empathy.

US

  • Lead customer onboarding and implementation for API customers, from kickoff to successful go-live.
  • Translate business needs into practical API solutions and troubleshoot technical integration challenges.
  • Drive adoption, retention, and customer success by managing relationships and developing scalable resources.

Jobgether is an AI-powered job matching platform that connects candidates with hiring companies through a fair, objective review process. It is a distributed, remote-first organization that values trust, collaboration, and data privacy.

US Unlimited PTO

  • Be the technical voice on customer calls for customizations, troubleshooting, and API possibilities.
  • Own delivery of AI product integrations into customer systems from requirements to go-live.
  • Turn recurring integration questions into documentation and standard product solutions.

KarmaCheck, founded by LinkedIn's original CTO, modernizes background screening, verification, and credentialing for the healthcare staffing industry. They are a small, fully remote team building vertical AI, with a culture of autonomy and unlimited time off.

$62,050–$102,200/yr
Canada

  • Serve as a hands-on technical resource for complex customer programs, turning requirements into production-ready solutions.
  • Build and troubleshoot integrations using REST APIs, HTTP, JSON, webhooks, and authentication.
  • Optimize AI-powered customer experiences and virtual-agent workflows by testing prompts and analyzing logs.

Remote-first technology company focused on AI-powered customer experiences, contact center technology, and enterprise deployments. Its culture is collaborative and inclusive, emphasizing innovation, creative problem solving, and customer relationships.

North America

  • Lead end-to-end technical onboarding for high-value deals with a focus on CLOB FIX connectivity.
  • Act as the technical point of contact for clients on FIX and REST/WebSocket API integrations from sandbox to go-live.
  • Collaborate cross-functionally to optimize implementation playbooks and shorten client onboarding timelines.

Zerohash provides APIs enabling financial institutions to offer crypto and stablecoin products without building blockchain infrastructure. Founded in 2017 and backed by $280M, it's trusted by major brands and has a collaborative, autonomous culture.

$70,000–$90,000/yr
Global Unlimited PTO

  • Provide first-level technical support for e-commerce companies integrating with Constructor's platform.
  • Collaborate with customers to configure product catalogs, APIs, and troubleshoot integration issues.
  • Improve integration documentation and customer onboarding through process improvements.

Constructor is an AI-first ecommerce search and discovery platform that helps shoppers find products and enables brands to drive revenue. The company is fully remote, collaborative, and committed to diversity and employee growth.

$90,000–$110,000/yr
US

  • Design, develop, and maintain integrations between applications and systems using RESTful APIs.
  • Test and troubleshoot API connectivity, authentication, and data exchange issues using tools like Postman.
  • Implement security practices, documentation, and collaborate with cross-functional teams to ensure reliable system interoperability.

Element Solutions partners with government and commercial clients to craft meaningful user experiences and modern digital solutions. We are a remote-first company based in Washington, DC, with a vibrant team of talented professionals dedicated to impactful work.

Americas

  • Design and build Alpaca's agent-facing developer platform including MCP servers, tools, and APIs.
  • Evolve the platform as protocol and connector standards change, and own production reliability.
  • Mentor engineers and lead design reviews while partnering with product and compliance teams.

Alpaca is a US-headquartered leader in agent-first brokerage infrastructure serving financial institutions with APIs. Backed by $400M, its diverse global team of 400+ values curiosity, empathy, and accountability.

$155,525–$170,349/yr
US

  • Drive technical execution of OEM integrations, collaborating with partner engineering teams to design and validate Hyland-powered solutions.
  • Provide senior-level architectural guidance on APIs, authentication, data exchange, and integration patterns for scalability and security.
  • Deliver technical onboarding and enablement, creating documentation and reusable assets that accelerate partner readiness.

Hyland is the pioneer of the Content Innovation Cloud, delivering enterprise intelligence and automation solutions to organizations worldwide. With nearly 4,000 employees, Hyland fosters an employee-centric, inclusive culture that values diverse viewpoints and community impact.

Americas

  • Own the technical integration journey for fintechs and platforms using Sphere's API, from pre-sales to steady state.
  • Build the implementation playbook, SLAs, and escalation paths to scale the function beyond one person.
  • Act as the named technical contact for top-tier accounts, resolving integration bugs and feeding product with quantified feedback.

Sphere is a stablecoin payments API that enables fintechs and platforms to onboard customers, hold balances, and move money between stablecoins and local rails. The team is remote-first across the Americas and values technical ownership and building scalable systems.

$222,502–$266,212/yr
North America

  • Founding Solutions Engineer to build Synthesia's pre-sales function in North America.
  • Partner with Account Executives, Customer Success, and Product Marketing to run discovery, deliver demos, and scope POCs.
  • Act as trusted advisor to executives and technical buyers, translating requirements into business value.

Synthesia is the world's leading AI video platform for business, used by over 90% of the Fortune 100. Founded in 2017 and headquartered in London, the company has raised over $530 million from premier investors and operates across Europe and the US.

$6,000–$7,500/mo
US

  • Lead technical onboarding for enterprise accounts, from kickoff through go-live and ramp.
  • Build voice agents and design integrations with customer systems using Retell APIs and webhooks.
  • Troubleshoot live deployments and resolve production issues across telephony, LLMs, and integrations.

Retell AI uses first-principles thinking to reimagine the call center with cutting-edge voice AI. Backed by Y Combinator, the company has scaled to $80M in ARR with a team of 50 and is valued at over $1.5B.

$113,400–$170,000/yr
US 3w PTO

  • Own technical discovery and demos, surfacing integration risks early
  • Scope APIs and CRMs, then drive implementation through go-live
  • Partner with sales and post-sales to ensure successful onboardings

We are a small, ambitious team building AI that transforms how service businesses grow. We move fast, value speed, ownership, and impact, and care about great engineering and each other.