Design, build, and enhance features across multiple Gateway Portal applications used by NMI staff, partners, and merchants
Develop and maintain front-end and back-end functionality using technologies such as PHP, C#, JavaScript, React, and Angular
Develop and maintain MySQL queries aligned with best practices for performance and scalability
Write unit, integration, and end-to-end tests to ensure code quality and reliability
Document business logic, application workflows, and technical design decisions
Collaborate with Product Managers to refine requirements and contribute to technical solution design
Participate in code reviews to maintain high engineering standards and share best practices
Work with Site Reliability Engineering and QA teams to ensure software is observable, resilient, secure, and production-ready
Diagnose and resolve incidents, defects, and performance bottlenecks in collaboration with cross
functional teams
Contribute to continuous improvement of development processes, tooling, and engineering practices

Bachelor’s degree in Computer Science or equivalent experience
3+ years of experience developing complex applications
Professional experience developing applications in PHP
Strong understanding of object-oriented programming and design patterns
Experience with relational databases such as MySQL (schema design, query optimization)
Familiarity with secure coding principles and building software with security in mind
Experience with Git and CI/CD workflows
Experience contributing across the full software development lifecycle
Experience with modern frontend development (JavaScript, React, NPM, basic CSS)
Ability to work both independently and collaboratively

Software Engineer II

Key skills