ONSITE Application Developer
The Application Developer is a hands-on technical leader responsible for designing, developing, and integrating enterprise and customer-facing applications. This role provides technical leadership and supervision while delivering secure, scalable solutions aligned with long-term architecture standards.

Top Responsibilities (Must-Have)

Design, develop, and maintain web, mobile, and enterprise applications
Lead application architecture, system design, and complex integrations
Build and maintain APIs and data integrations with ERP, CRM, and data platforms
Provide technical leadership and supervision to development staff
Review code and enforce quality, performance, and security standards
Collaborate with business analysts and stakeholders to translate requirements into solutions
Troubleshoot and resolve complex production and performance issues
Maintain technical documentation (designs, integrations, data flows)
Support production systems and participate in on-call / incident response
Contribute to development standards and best practices

Must-Have Qualifications

5+ years of professional application development experience
Strong proficiency in modern languages/frameworks (C#, Java, JavaScript, etc.)
Strong experience with SQL and relational databases
Hands-on experience designing APIs and system integrations
Knowledge of secure application design and data protection practices

Nice-to-Have

Prior people leadership or supervisory experience
Experience with cloud platforms and distributed systems
Familiarity with enterprise environments and vendor-integrated systems
Exposure to Agile or structured SDLC methodologies
Public sector or large-scale enterprise experience

Determining compensation for this role (and others) at Vaco/Highspring depends upon a wide array of factors including but not limited to the individual’s skill sets, experience and training, licensure and certifications, office location and other geographic considerations, as well as other business and organizational needs. With that said, as required by local law in geographies that require salary range disclosure, Vaco/Highspring notes the salary range for the role is noted in this job posting. The individual may also be eligible for discretionary bonuses, and can participate in medical, dental, and vision benefits as well as the company’s 401(k) retirement plan. Additional disclaimer: Unless otherwise noted in the job description, the position Vaco/Highspring is filing for is occupied. Please note, however, that Vaco/Highspring is regularly asked to provide talent to other organizations. By submitting to this position, you are agreeing to be included in our talent pool for future hiring for similarly qualified positions. Submissions to this position are subject to the use of AI to perform preliminary candidate screenings, focused on ensuring minimum job requirements noted in the position are satisfied. Further assessment of candidates beyond this initial phase within Vaco/Highspring will be otherwise assessed by recruiters and hiring managers. Vaco/Highspring does not have knowledge of the tools used by its clients in making final hiring decisions and cannot opine on their use of AI products.

Application Developer

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