Junior Software Engineer, Payments

Qualifications

• 2+ years of professional software development experience (we’re hiring across levels)
• Proficiency in a backend language (Go, Python, Java, or similar)
• Familiarity with cloud platforms (AWS, or GCP) and containerization (Docker, Kubernetes)
• Experience with payments infrastructure (Stripe, etc)
• Passion for writing clean, maintainable, and well-tested code
• Product intuition -- you think beyond implementation and toward the experience and outcome
• An eagerness to learn, grow, and contribute to an ambitious team

Responsibilities

• Build Payment Systems: Develop and maintain scalable, secure, and efficient payment infrastructure that supports a wide range of transactions across our business, including customer payments, services, and internal ledgers
• Collaborate Across Teams: Work with engineering, finance, deployments, and operations teams to build integrated solutions that enable seamless payment processing, financial tracking, and transaction management
• Ensure Payment Reliability: Optimize and ensure the reliability, performance, and scalability of payment systems to handle a rapidly growing volume of transactions
• Improve User Experience: Contribute to improving the user experience for payment flows, ensuring that customers have a smooth, intuitive, and secure payment process
• Monitor and Optimize: Continuously monitor payment systems for performance, troubleshoot issues, and implement improvements to streamline processing and reduce friction in payment workflows

Full Description

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Job Summary:

Base is on a mission to fix the power grid and enable affordable and reliable electricity for all, building America’s Next-Generation Power Company. They are seeking a Software Engineer for their Payments team, responsible for developing and maintaining scalable payment infrastructure and ensuring the reliability and performance of payment systems.

Responsibilities:

• Build Payment Systems: Develop and maintain scalable, secure, and efficient payment infrastructure that supports a wide range of transactions across our business, including customer payments, services, and internal ledgers.

• Collaborate Across Teams: Work with engineering, finance, deployments, and operations teams to build integrated solutions that enable seamless payment processing, financial tracking, and transaction management.

• Ensure Payment Reliability: Optimize and ensure the reliability, performance, and scalability of payment systems to handle a rapidly growing volume of transactions.

• Improve User Experience: Contribute to improving the user experience for payment flows, ensuring that customers have a smooth, intuitive, and secure payment process.

• Monitor and Optimize: Continuously monitor payment systems for performance, troubleshoot issues, and implement improvements to streamline processing and reduce friction in payment workflows.

Qualifications:

Required:

• 2+ years of professional software development experience (we’re hiring across levels).

• Proficiency in a backend language (Go, Python, Java, or similar).

• Familiarity with cloud platforms (AWS, or GCP) and containerization (Docker, Kubernetes).

• Experience with payments infrastructure (Stripe, etc)

• Passion for writing clean, maintainable, and well-tested code.

• Product intuition -- you think beyond implementation and toward the experience and outcome.

• An eagerness to learn, grow, and contribute to an ambitious team.

Preferred:

• Experience with POS integrations & fraud detection / prevention.

Company:

Base is building the foundation of American power. The grid is the largest, most complex machine in the world. Founded in 2023, the company is headquartered in Austin, Texas, USA, with a team of 51-200 employees. The company is currently Growth Stage.