Senior Software Engineer

Role Overview

• Design & build key backend components such as payroll and tax processing engines, ledger services, and pay cycle management.
• Develop services and APIs using C# and Go (Golang) that are robust, secure, and optimized for performance and maintainability.
• Partner closely with frontend engineers to design APIs and data models that enable intuitive, performant, and scalable user experiences.
• Contribute to frontend development for the payroll SaaS product, helping build and maintain user-facing features that are reliable, accessible, and easy to use.
• Collaborate closely with product managers, designers, and fellow engineers to deliver high-impact features that meet the needs of payroll customers end to end.
• Design, implement, and maintain scalable and reliable backend microservices for EarnIn’s new payroll SaaS product.
• Design, implement, and maintain services to integrate with partner platforms and expedite the customer onboarding process for EarnIn Payroll’s new SaaS product.
• Investigate and resolve production issues across the stack with a focus on root cause analysis, long-term stability, and continuous improvement.
• Contribute to building a modern, best-in-class payroll platform that handles time-critical financial workflows with precision and reliability.
• Conduct code reviews to ensure code quality, adherence to best practices, maintainability, and alignment with project requirements, while providing constructive feedback to team members across backend and frontend codebases.
• Ensure the delivery of high-quality software features within established timelines.

Requirements

• 4+ years of development experience in a fast-paced environment.
• Bachelor’s degree in computer science, computer engineering, or a related technical discipline, or equivalent industry experience.
• Experience using AI-assisted development tools (e.g., Copilot, Cursor, LLMs) is a plus.
• Proficient in one or more modern programming languages (e.g., Go, Python, C# or similar) with a solid understanding of software engineering best practices.
• Experience building or contributing to modern frontend applications (e.g., React, Vue, TypeScript, or similar frameworks) and a strong appreciation for user experience and usability is preferred.
• Hands-on experience working with relational databases.
• Cloud experience, AWS preferred.
• Experience managing infrastructure and service configurations using Configuration as Code (e.g., Helm, Kustomize, Terraform).
• Deploy and operate backend services in a Kubernetes-based environment, optimizing for resiliency, scalability, and performance.
• Comfort collaborating across the stack, including working closely with design and product to translate requirements into user-facing functionality.
• Excellent written and verbal communication skills.
• Ability to thrive in a fast-paced, dynamic environment with a strong bias toward action and results.

Tech Stack

• AWS
• Cloud
• Kubernetes
• Microservices
• Python
• React
• Terraform
• TypeScript
• Vue.js
• Go

Benefits

• healthcare
• internet and cell phone reimbursement
• learning and development stipend
• potential opportunities to travel to our Mountain View, CA headquarters