AI-Driven Payments Principal Software Engineer

Bay1; San Francisco (CA); Hybrid; USD 190,000 - 240,000; Full time

Benefits offered by this job

Healthcare coverage

401k program

Equity in Highnote

Parental leave

Home office stipend

Competitive compensation

Job summary

Highnote, a San Francisco-based embedded payments company, seeks an experienced software engineer to build secure, scalable platform products in Java. You will write robust code, understand customer problems, and document work to support a rapidly growing company. Hybrid SF office with core in-person days.

Strong API, data and cloud experience preferred. We value AI-driven development, team collaboration, and ambitious problem solving; join a small, fast-moving team with generous equity and

Qualifications

• 12+ years of production software experience.
• Strong ability to write scalable, high-quality code.
• Experience with Java 11+ and ORM mapping, SQL, testing.
• Familiarity with AI-powered development tools and lifecycle.
• Background in fintech or payments is a plus.

Responsibilities

• Build secure, compliant platform products solving customer needs.
• Write high quality, well-tested code in Java.
• Understand customer problems to craft solutions.
• Document work to support scaling and cross-domain interfaces.
• Collaborate with multiple domains to strengthen platform.

Skills

Java ≥11

JPA ORM

SQL proficiency

Unit & integration testing

AI-powered development tools

Scalable, performant code

Cloud platforms (GCP/AWS)

SpringBoot, Docker, Kubernetes

Big data (BigQuery, Redshift)

Tools

SpringBoot

Docker

Kubernetes

BigQuery

RedShift

Job description

Highnote, a San Francisco-based embedded payments company, seeks an experienced software engineer to build secure, scalable platform products in Java. You will write robust code, understand customer problems, and document work to support a rapidly growing company. Hybrid SF office with core in-person days.

Strong API, data and cloud experience preferred. We value AI-driven development, team collaboration, and ambitious problem solving; join a small, fast-moving team with generous equity and