Job Description

About the Role

We are a dynamic merchant services provider delivering exceptional payment solutions to businesses. We’re looking for a Full Stack Developer to play a key role in building our enterprise software and managing our production infrastructure .

This position is ideal for someone who thrives in high-availability environments, enjoys solving complex system challenges, and is comfortable writing backend code to support mission-critical applications. You’ll be responsible for developing backend services, maintaining and optimizing Linux-based systems, managing Postgres databases, and securing cloud infrastructure.

Key Responsibilities

Software Development & Integration

• Develop and maintain backend services to support internal and customer-facing applications.
• Build and optimize APIs for seamless integration with third-party services and internal applications.
• Write scalable, maintainable code in Golang (or be able to pick it up quickly if experienced in Java, C#, C, or Python).
• Work with Node.js when necessary to maintain existing services.
• Collaborate across teams to ensure system stability and deliver product improvements.

System Administration & DevOps

• Maintain & optimize Linux (Debian) systems to ensure high availability and reliability.
• Manage & optimize Postgres databases to maintain performance, integrity, and scalability.
• Administer cloud infrastructure (Google Cloud) for scalability, performance, and security.
• Monitor & automate deployments, logging, and incident responses.
• Ensure system security & compliance through best practices and proactive monitoring.

Required Skills & Experience

• 5+ years of experience managing production Linux environments (preferably Debian-based).
• Strong Postgres (or similar relational database) administration experience.
• Solid background in security, networking, and system reliability.
• Cloud infrastructure experience (Google Cloud preferred, AWS/Azure also valued).
• API development and integration experience.
• Proficiency in a backend programming language (Golang preferred, or Java, C#, C, Python).
• Some experience with Node.js.
• Excellent troubleshooting skills & ability to work independently.

Preferred Qualifications

• Experience with Git (Bitbucket) for version control.
• Familiarity with front-end technologies (Angular, CSS, HTML, JavaScript/TypeScript).
• Experience working with payment gateways or merchant services.

Why Join Us?

• Work-life balance: We encourage passion projects and personal growth.
• Competitive salary & benefits: Full range of benefits and annual vacation stipend.
• Flexible work environment: We are an in-office team and offer some work-from-home flexibility. We’re located in Midtown St. Louis at Cortex, in the CIC, a hub for innovation and collaboration .
• Cutting-edge work: Shape the infrastructure of a growing fintech company.
• “Work-life balance” isn’t just a buzzphrase : we actively encourage passion projects outside of work.
• Our culture is casual and supportive , where everyone’s ideas and contributions are valued.
• Expect an environment where your growth, both technical and personal, is a priority.

The Interview Process

• Expect technical discussions about your expertise and past projects.
• You’ll meet key team members to assess mutual fit.
• We value curiosity, problem-solving skills, and teamwork.

We want to hire a strong engineer who enjoys both system administration and backend development. If that sounds like you, let’s talk!

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