Senior Front End Engineer (React/Next.js)

Company Overview Applied Business Software, Inc. (ABS), the maker of The Mortgage Office®, is the industry leader in private lending and loan management technology. Since 1978, our software has powered thousands of lenders, including private money firms, municipalities, CDFIs, Tribal Nations, universities, franchisors, third‑party servicers and other non‑bank lenders, helping them streamline, automate, and scale their lending operations with confidence. About the Role We are seeking a highly skilled front‑end‑focused Senior Software Engineer to join our dynamic development team. As a senior engineer, you will be responsible for building beautiful, scalable, responsive user experiences using React and other latest front‑end technologies, while collaborating with cross‑functional teams. Our platform leverages Next.js, React, MUI, Zustand, React‑Query and C#, MSSQL. What You’ll Do Architect, develop, and continuously enhance scalable, high‑performing web applications built on Next.js and React that handle complex business workflows, focusing on performance, maintainability, and user experience. Work with product and design teams to understand end‑user requirements and create solutions that impact our customers, borrowers, and internal users. Convert UX/UI concepts into functional prototypes and production‑ready code, leveraging reusable component libraries and MUI design systems following industry best practices. Lead code and design reviews, and mentor junior engineers, including establishing standards around AI‑assisted development workflows to ensure consistent code quality and velocity. Drive adoption of agentic development practices using tools like Claude CLI, structured markdown specs, and AI‑assisted code generation. Collaborate with QA to ensure comprehensive test coverage and assist in diagnosing and resolving issues, including leveraging AI tooling for faster root‑cause analysis. Partner closely with backend engineers to design and integrate reliable APIs, optimize frontend‑backend data flows, and ensure seamless end‑to‑end application performance across the full web stack. Qualifications 5+ years of strong front‑end engineering experience with deep expertise in React, Next.js, TypeScript, and modern web application architecture. Deep expertise in component‑based architecture, React hooks, and modern state management, hands‑on experience with Zustand, React Query, or similar lightweight state and data‑fetching libraries. Proficiency with MUI (Material UI) and experience building, scaling, and maintaining reusable, composable design systems and component libraries. Strong understanding of end‑to‑end web application workflows, including front‑end‑back‑end integration, API‑driven development, authentication flows, performance optimization, and production‑grade application delivery. Comfort working in an AI‑assisted development environment, including prompt‑driven workflows, markdown‑based specs/documentation, and CLI tools such as Claude CLI or similar AI coding assistants. Solid understanding of modern CSS, responsive design, accessibility standards, and front‑end performance optimization techniques. Strong problem‑solving, technical communication, and analytical skills, with the ability to prioritize and execute effectively in a fast‑paced, collaborative environment. Why Join Us? Comprehensive health, dental, and vision coverage. 401(k) with company‑funded match. Mission‑driven company with a 45+ year legacy and industry‑leading products trusted by thousands of lenders. Collaborative, supportive team known for long tenure, deep expertise, and a culture built on trust and integrity. Help modernize and evolve the leading platform in private lending technology. Beautiful Huntington Beach office with a tight‑knit culture. Competitive compensation and room for professional growth. Performance‑based bonuses. Generous PTO. Modern workspace with on‑site amenities. Awesome company Christmas party. Pay 150,000 - 165,000 USD per year (Huntington Beach, CA) #J-18808-Ljbffr The Mortgage Office