NMI is seeking a passionate Intermediate Software Engineer to join our Gateway Portals team. This team develops and maintains a suite of partner- and merchant-facing web portals crucial for configuration, management, reporting, and support within NMI's payments ecosystem. These portals serve as key interaction points for customers and partners with the NMI platform.
As a member of a cross-functional Scrum team, you will contribute to the maintenance and evolution of production portal applications built with PHP, C#, and modern JavaScript frameworks. This role is ideal for engineers who enjoy working across diverse systems, possess end-to-end curiosity, and thrive in a collaborative, agile development environment.
What will I be doing?
You will engage in the full software development lifecycle, from planning and design through implementation, code review, testing, and deployment. Collaborating closely with Product, QA, and engineering peers, you will deliver reliable, secure, and user-friendly portal experiences. This position offers opportunities to work on both front-end and back-end components, fostering expertise across our technology stack while making significant platform improvements.
Key Duties
- Design, build, and enhance features for 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, adhering to best practices for performance and scalability.
- Write unit, integration, and end-to-end tests to ensure high 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 uphold 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 the continuous improvement of development processes, tooling, and engineering practices.
Skills and experience
Required:
- 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.
Preferred:
- Experience with containerization technologies (Docker, Kubernetes).
- Experience working with logging and monitoring systems (e.g., Logz.io, Elasticsearch, or similar tools).
- Understanding of cloud-native or SaaS architectures (scalability, resilience, multitenancy).
- Experience using agentic AI tooling (e.g., autonomous coding agents, Claude Code).
As well as being a part of something exciting everyday, you will also receive the following benefits:
- Annual salary + bonus
- A remote first culture!
- Flex PTO
- Health, Dental and Vision Insurance
- 13 Paid Holidays
- Company volunteer days
What we do!
NMI empowers partners with choice, challenging the one-size-fits-all approach to payments. You've likely interacted with NMI without realizing it, as we are the platform enabling success for innovative tech from SMBs, entrepreneurs, and fintech startups. We are creative problem solvers who help visionaries overcome boundaries and explore new possibilities. We democratize the latest payments technology, making easy payments accessible across the full spectrum of commerce. Our focus is on enabling more payments in more ways and more places.
We believe a diverse employee base strengthens our work and workplace. NMI is dedicated to fostering diversity and inclusion through initiatives like a dedicated Diversity, Equity & Inclusion action group, diversity hiring goals, anonymized resume screening, affinity groups (Women's network, LGBTQ+ Network), open forums for discussions on diversity and social justice, and measuring inclusion and belonging via employee engagement surveys.
Equal Opportunity
NMI is committed to providing equal employment opportunity for all persons regardless of race, color, religion, sex, age, marital status, national origin, sexual orientation or sexual identity, genetic information, citizen status (except those that do not have the legal right to be employed in the United States), disability, military service, service member, veteran status, or any other basis protected by applicable law.
Please be aware that all offers of employment are made subject to receipt of satisfactory background and financial checks.
Attention job applicants: Please note that in compliance with the data protection regulations within your jurisdiction, any personal information submitted with your job application may be collected and used by NMI for the purpose of recruitment and employment-related activities. By submitting your application, you acknowledge and provide explicit consent to the processing of your personal information as described in our privacy policy found on our website. For more information on how we process your information, please read our privacy policy here: https://www.nmi.com/legal/privacy-policy/
#LI-Remote