Senior Full-Stack Engineer - Hybrid/Remote FinTech Payments

Office Ally; Washington; Hybrid; USD 120,000 - 180,000; Full time

Job summary

Office Ally is seeking an experienced Senior Full Stack Developer to help build ProPay2.0, our next-generation payment platform and financial infrastructure. You will design, develop, and support scalable, secure payment solutions processing ACH, virtual card, checks, and other digital payments, contributing to architecture evolution.

The role is preferred hybrid in Concord office, with consideration for remote candidates in the Pacific or Mountain time zones based on experience.

Qualifications

• Bachelor's degree in CS or related field or equivalent experience.
• 7+ years of full-stack development experience.
• Proficiency in Java and Spring Boot.
• Experience with RESTful APIs design and consumption.
• Strong SQL skills with PostgreSQL/Oracle/SQL Server.
• Experience with React and modern front-end frameworks.
• Experience with Git and modern CI/CD pipelines.
• Experience building cloud-based applications (AWS).
• Experience with payment processing, fintech, healthcare payments, or financial services platforms.
• Excellent analytical and problem-solving skills.
• Strong communication and collaboration; Agile development.

Responsibilities

• Design, develop, and maintain scalable full-stack applications for enterprise payment processing.
• Build scalable front-end applications using React and modern UI frameworks.
• Develop secure, high-performance backend services and RESTful APIs.
• Use AI-assisted development tools to accelerate coding, refactoring, and debugging.
• Design and optimize relational database schemas and SQL queries.
• Integrate with external payment providers, banking partners, and third-party APIs.
• Ensure applications meet security, compliance, and performance requirements.
• Participate in architecture discussions and technical design reviews.
• Participate in code reviews and uphold engineering best practices.
• Identify opportunities to improve system design, performance, and developer productivity.
• Troubleshoot production issues and identify root causes.
• Write automated unit, integration, and end-to-end tests.
• Collaborate with Product, QA, DevOps, and Operations teams throughout the lifecycle.

Skills

Java

Spring Boot

REST APIs

SQL

React

Git

CI/CD

AWS

Agile

Communication

Education

Bachelor's degree in Computer Science or related field

Tools

Git

CI/CD pipelines

AWS

Job description

Office Ally is seeking an experienced Senior Full Stack Developer to help build ProPay2.0, our next-generation payment platform and financial infrastructure. You will design, develop, and support scalable, secure payment solutions processing ACH, virtual card, checks, and other digital payments, contributing to architecture evolution.

The role is preferred hybrid in Concord office, with consideration for remote candidates in the Pacific or Mountain time zones based on experience.