Stealth FinTech — 8 open jobs

Infrastructure Engineer on the DevOps team at Tereina, a B2B cross-border payments startup in San Francisco. Day to day: maintain and expand build, staging, and production cloud environments, evolve Terraform infrastructure-as-code, automate CI/CD pipelines, and build self-service provisioning for Java/Spring Boot microservices on Google Kubernetes Engine.

AI Automation AWS Azure Bash +22 skills

Security Operations Engineer

HybridNorth AmericaFull-time

United States

Security Operations Engineer at Tereina, a B2B cross-border payments startup in San Francisco. Owns daily security operations on a Java/Spring Boot platform running on GCP/GKE: hardening cloud and CI/CD pipelines, automating vulnerability identification-to-remediation, and leading SOC 2 and ISO 27001 audits as point of contact for auditors and banking partners.

AI Automation Bash CI/CD Cissp +26 skills

Software Engineer - Internal Operations and Tools

North AmericaFull-time

United States

First engineer on a new Internal Operations and Tools team at Tereina (a well-funded B2B cross-border payments startup backed by SAP), reporting to the CTO. The role builds AI agents and internal tools end to end to automate payment exceptions, reconciliation, and internal analytics, on Java/Spring Boot microservices on Kubernetes plus LLM agent frameworks like Google ADK and MCP.

Agentic AI AI Analytics API Automation +27 skills

Senior Software Engineer

North AmericaFull-timeSenior

United States

Senior Software Engineer on the Platform team building and maintaining backend systems, APIs, and infrastructure for banking partner integrations and high-volume cross-border B2B payment processing. Core stack is Java, Spring, Kubernetes, microservices, and cloud platforms (AWS/GCP/Azure), with a strong emphasis on security and reliability.

AI API Api Design AWS Azure +18 skills

Software Engineer - Payment Team

HybridNorth AmericaFull-time

United States

Backend engineer on Tereina's Payment Team building and operating the Java/Spring Boot microservices (on Kubernetes, Google Pub/Sub, Apache Camel) that carry B2B payments from ERP intake through validation, routing, execution across payment rails, settlement, reconciliation, and status reporting. Includes bank/processor integrations and on-call production ownership.

AI API Api Design Automation CI/CD +20 skills

Engineering Manager - Payment Team

HybridNorth AmericaFull-time

United States

About Tereina Tereina is on a mission to revolutionize B2B payments. We're a well-funded, early-stage startup supported by one of the largest software companies in the world, SAP. We’re building cutting-edge…

AI API Api Design Automation Claude Code +19 skills

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Stealth FinTech

2 weeks ago

Fullstack Software Engineer

North AmericaFull-time

United States

Fullstack engineer building web apps and the APIs behind them for a B2B cross-border payments platform — React/TypeScript UIs, Node.js or Java/Spring backends, SQL/NoSQL data models, and real-time payment flows — at an early-stage, SAP-backed fintech based in San Francisco or San Diego.

Accessibility Agile AI API Cypress +24 skills

Principal Product Manager

Open 46d HybridNorth AmericaFull-timePrincipal

United States

Who we are We are a well-funded, early-stage startup in stealth mode, building modern infrastructure to transform B2B payments. We are looking for builders who want to solve complex problems from the ground up. We are…

A/B Testing Agentic AI AI Anomaly Detection API +5 skills

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