Senior Full-Stack Application & Integration Developer

Valley-Iron; Fresno (CA); On-site; USD 110,000 - 160,000; Full time

Job summary

Valley Iron is seeking a Senior Full-Stack Application & Integration Developer to lead ongoing development of the customer portal and business applications that integrate with ERP and other platforms. You will work with IT leadership and stakeholders to build applications that enhance customer experience and streamline operations, serving as the primary software development resource.

You will own the portal architecture, set coding standards, evaluate technologies, and ensure maintainability

Qualifications

• Minimum education: Bachelor’s degree.
• Minimum experience: 5+ years in software development.
• Strong full‑stack development and business systems integration capabilities.
• Experience developing REST APIs, workflow automation tools, dashboards, and background processing services.

Responsibilities

• Take ownership of the customer portal and continue expanding the platform.
• Design and develop customer-facing and internal applications, including REST APIs and dashboards.
• Own the architecture of the customer portal and internally developed applications.
• Develop ERP integrations and connect third‑party vendor, customer, and supplier systems.
• Interact with IT leadership and business stakeholders to translate requirements into software solutions.

Skills

Full-stack development

REST API development

ERP integrations

Azure services

SQL Server

Microsoft 365

Software architecture

Independent decision-making

Education

Bachelor's degree

Tools

Microsoft SQL Server

Azure services

Microsoft 365

Job description

Description

Senior Full-Stack Application & Integration Developer

Job Summary:

The Senior Full-Stack Application & Integration Developer leads continued development of Valley Iron's customer portal and designs business applications integrating with the ERP and other enterprise platforms. The role works directly with IT leadership and business stakeholders to build and maintain applications that improve customer experience and streamline operations, serving as the company's primary software development resource and subject matter expert for custom software development.

Essential Functions:

• Take ownership of the existing customer portal and continue expanding the platform.
• Design and develop customer-facing and internal business applications, including REST APIs, workflow automation tools, reporting dashboards, administrative applications, and background processing services.
• Own the architecture of the customer portal and internally developed applications.
• Evaluate and recommend technologies, development tools, architecture, and long-term development strategies.
• Establish coding standards, documentation practices, development workflows, and software development best practices.
• Design scalable, maintainable software solutions and ensure long-term maintainability of internally developed applications.
• Develop and maintain ERP integrations and connect third‑party vendor, customer, and supplier systems.
• Integrate Microsoft SQL Server, Microsoft 365, Azure services, and REST APIs.
• Meet directly with department managers and end users to understand business processes and operational requirements.
• Identify automation opportunities and translate operational requirements into practical software solutions.
• Recommend improvements that increase efficiency and improve the customer experience.
• Prioritize projects, estimate development effort, manage technical debt, document solutions, and troubleshoot production issues.
• Balance immediate business needs with long‑term maintainability.
• Partner with company leadership and serve as Valley Iron's subject matter expert for custom software development.
• Work independently and make technical decisions without day‑to‑day guidance from another software developer.
• Other duties as assigned.

Requirements

Qualifications: Knowledge, Skills, and Experience:

Minimum Education Required: Bachelor’s degree

Minimum Experience Required: 5+ years of Software Development

Skills Required:

Self-directed and highly organized.

Comfortable making technical decisions independently.

Strong communicator with non‑technical users.

Curious about how businesses operate and able to learn business processes.

Passionate about building software that solves real business problems.

Strong full‑stack application development and business systems integration capabilities.

Experience developing REST APIs, workflow automation tools, dashboards, administrative applications, and background processing services.

Experience integrating ERP systems, Microsoft SQL Server, Microsoft 365, Azure services, REST APIs, and third‑party systems.

Ability to design scalable, maintainable software solutions and establish development standards and documentation.

Ability to prioritize projects, estimate development effort, manage technical debt, and troubleshoot production issues.

Ability to translate operational requirements into practical software solutions.

Physical Job Description:

Typical Working Conditions

Indoor and outdoor work environment

Noise level may vary.

May be exposed to various chemical fumes and airborne particles.

Fast‑paced environment subject to occasional schedule and priority changes and some short notice activity

Equipment Used

Office equipment: computer, keyboard, mouse, phone, printer/copier/scanner, PPE when necessary.

Essential Physical Tasks:

Standing/sitting/walking, occasional lifting up to 25lbs

Reports to:

IT Administrator