AdTechTalent
Sales4 days agoHybrid

Overwolf

Sales Engineer

sales engineerB2B salesRESTful APIswebhooksSDKsJavaScriptpayment solutionstechnical salesAPI integrationPCIfraud preventionsystem reliability

Key details

Salary

Not specified

Employment type

Full-time

Seniority

Senior

Years experience

3-5

Location

Ramat Gan, Israel

Full job description

We are seeking a Senior Sales Engineer to manage the technical aspects of the B2B sales cycle, including discovery, solution design, proof of concept, and deal closure. The role requires strong expertise in RESTful APIs, webhooks, SDKs, JavaScript, and frontend or mobile development. Responsibilities include leading technical discovery sessions, designing payment architectures, delivering demos and presentations, supporting compliance and security processes, collaborating with Sales, Product, Risk, and Engineering teams, and managing multiple deals independently. Requirements include 4+ years of Sales Engineer experience in B2B, strong technical and communication skills, experience mentoring junior engineers, and proficiency in English.

What you'll do

  • Own the technical execution of the B2B sales cycle, from discovery and solution design to proof of concept and deal closure
  • Lead technical discovery sessions to understand prospects’ payment flows, integration requirements, compliance constraints, and risk considerations
  • Design and present end-to-end payment architectures, including APIs, data flows, and system integrations
  • Deliver tailored product demos, technical presentations, and POCs that clearly articulate business and technical value
  • Act as the subject matter expert on payments, security, PCI, fraud prevention, and system reliability
  • Support enterprise processes such as RFPs, security questionnaires, and compliance reviews
  • Partner closely with Sales, Product, Risk, and Engineering to align customer needs with product capabilities and roadmap
  • Identify product gaps, edge cases, and integration challenges, and provide structured, actionable feedback to Product teams
  • Build and maintain technical sales assets, reusable demo environments, and documentation
  • Independently manage multiple deals and stakeholders as a standalone Sales Engineer

Requirements

  • 4+ years of experience as a Sales Engineer in a B2B environment
  • Strong knowledge of RESTful APIs, webhooks, and SDKs with hands-on API integration experience
  • Solid JavaScript knowledge and technical understanding of frontend and/or mobile development
  • Proven experience designing technical solutions for complex customer requirements
  • Strong understanding of B2B sales processes and enterprise deal cycles
  • Excellent communication skills, with the ability to explain complex technical concepts to both technical and non-technical audiences
  • Experience troubleshooting and resolving integration challenges
  • Experience mentoring junior Sales Engineers
  • Strong English proficiency in both speaking and writing
  • Can duel-wield colossal weapons

Tech stack

RESTful APIswebhooksSDKsJavaScriptfrontend developmentmobile development

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