Senior Full Stack Engineer - React & Node.JS

CliftonLarsonAllen•Naples, FL

About The Position

CLA is a national professional services firm providing wealth advisory, digital, audit, tax, consulting, and outsourcing services. The Senior Full Stack Engineer designs, develops, tests, debugs, documents, maintains, and enhances complex web-based applications, integrations, APIs, workflows, and application components. The role builds maintainable solutions using technologies such as .NET, Node.js, React, TypeScript, JavaScript, Python, SQL, APIs, Git, automated testing, and CI/CD practices. The position supports containerized application architectures, data models, transformations, integrations, data-quality checks, and connections to enterprise systems, databases, files, and APIs. It translates business requirements into technical designs, identifies risks, recommends solutions, and helps establish development standards. The role also contributes to testing, planning, implementation, upgrades, production support, documentation, performance monitoring, and troubleshooting. The engineer estimates effort, defines technical tasks, meets deadlines, communicates risks and dependencies, and partners with product owners, architects, developers, business users, leaders, vendors, and other stakeholders. The role may use AI-assisted and agentic development approaches, including large language models, Model Context Protocol concepts, and agentic coding frameworks. It also includes mentoring teammates and contributing to continuous improvement across the application development practice.

Requirements

At least 4 years of relevant application development experience required; 6 years preferred.
Bachelor’s degree required; a combination of relevant experience, education, and training may be accepted in lieu of a degree.
Hands-on experience with modern application development technologies, preferably including .NET, Node.js, React, TypeScript or JavaScript, SQL, and API development.
Experience working across multiple projects and technologies in a collaborative team environment.
Experience with source control, automated testing, CI/CD practices, and modern cloud or container-based application architecture.

Nice To Haves

Experience developing and supporting enterprise applications, web applications, APIs, workflows, integrations, or platform-based solutions.
Six years of relevant application development experience.
Experience using AI-assisted development tools or agentic development approaches.

Responsibilities

Design, develop, test, debug, document, maintain, and enhance complex web-based applications, integrations, APIs, workflows, and application components.
Build maintainable solutions using technologies such as .NET, Node.js, React, TypeScript, JavaScript, Python, SQL, APIs, Git, automated testing, and CI/CD practices.
Design and support containerized application architectures, data models, transformations, integrations, data-quality checks, and connections to enterprise systems, databases, files, and APIs.
Translate business requirements into practical technical designs, identify risks, recommend solutions, and help establish development standards across project teams.
Perform unit testing and contribute to test planning, implementation, upgrades, production support, and architectural and code-level documentation.
Monitor application performance and reliability, help ensure service expectations are met, and troubleshoot complex technical issues.
Estimate project effort, define technical tasks, meet agreed-upon deadlines, and communicate risks, blockers, and dependencies early.
Partner with product owners, architects, developers, business users, leaders, vendors, and other stakeholders to clarify requirements, evaluate options, and demonstrate functionality.
Use modern AI-assisted and agentic development approaches when appropriate.
Mentor team members, share technical knowledge, and contribute to continuous improvement across the application development practice.