
Senior Full-Stack Developer (React / Java / Fintech SaaS Platform
Job Description
Posted on: October 24, 2025
đ Remote | Full-Time | Engineering / Product Development
About AIO Logic
AIO Logic is a SaaS automation company transforming complex loan management, asset-based lending, and structured finance operations. Our platform delivers advanced automation, data intelligence, and modular, configurable workflows that replace fragmented, manual processes. We partner with banks, private credit funds, and specialty finance institutions to modernize loan operations, ensure compliance, and deliver transparency through one unified platform.
Our technology stack includes React, Java, Spring Boot, SQL, microservices, AWS, Docker, and Kubernetesâwith a strong focus on security, scalability, and performance.
Role Overview
Weâre seeking a Senior Full-Stack Developer to design, build, and maintain the AIO Logic AXIS lending-automation platform. Youâll work across front-end (React) and back-end (Java/Spring Boot) layers to deliver scalable, secure, and high-performance software solutions that power complex financial workflows.
This role is ideal for an engineer who thrives in fast-paced, Agile environments and enjoys solving sophisticated challenges in fintech, data automation, and cloud architecture.
Key Responsibilities
⢠Architect, design, and build both front-end (React) and back-end (Java) components of the AXIS platform.
⢠Develop new features and enhancements across UI/UX, REST APIs, business logic, and integrations.
⢠Translate complex lending requirements into technical solutions (amortization, variable rates, conditional payments).
⢠Build dashboards and analytics for loan portfolios, KPIs, and risk metrics.
⢠Ensure platform security, encryption, and compliance with fintech standards.
⢠Collaborate cross-functionally with Product, UX, QA, and Operations.
⢠Participate in code reviews, design discussions, and Agile sprints.
⢠Mentor junior developers on performance and architecture.
⢠Enhance CI/CD pipelines and deployment automation.
⢠Monitor, tune, and scale systems across high-load environments.
Qualifications
Required:
⢠5+ years professional full-stack experience using React (front-end) and Java / Spring Boot (back-end).
⢠Proficiency with React (hooks, state management, performance optimization).
⢠Solid understanding of HTML5, CSS3, and responsive design.
⢠Deep knowledge of Java, dependency injection, and REST API design.
⢠Database design, SQL, ORM (Hibernate/JPA), and query optimization.
⢠Familiarity with microservices and containerization (Docker/Kubernetes).
⢠Experience with Git and CI/CD pipelines.
⢠Understanding of secure coding and application security.
Preferred / Fintech Experience:
⢠Experience in financial services, lending, or portfolio-management platforms.
⢠Understanding of amortization and variable-rate calculations.
⢠Familiarity with data privacy and compliance (SOC-2 / ISO).
⢠Experience scaling AWS or Azure applications for high performance.
⢠Exposure to infrastructure as code and monitoring tools.
Why Join AIO Logic
⢠Join a fast-growing fintech company reshaping commercial lending.
⢠Remote-first, collaborative culture emphasizing innovation and accountability.
⢠Competitive compensation
⢠Comprehensive benefits (health, dental, vision, retirement).
⢠Opportunity to influence architecture and product direction.
How to Apply
Apply directly on LinkedIn.
Apply now
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