Senior Developer

⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Senior Appian Developer in Washington, DC (Hybrid, 3 days onsite). Contract length is C2C at $80/hr. Requires 8-12 years IT experience, 4-5+ years in Appian, and strong skills in SAIL, infrastructure, and full lifecycle implementations.
🌎 - Country
United States
πŸ’± - Currency
$ USD
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πŸ’° - Day rate
640
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πŸ—“οΈ - Date discovered
September 5, 2025
πŸ•’ - Project duration
Unknown
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🏝️ - Location type
Hybrid
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πŸ“„ - Contract type
Unknown
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πŸ”’ - Security clearance
Unknown
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πŸ“ - Location detailed
Washington, DC
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🧠 - Skills detailed
#SQL Server #Web API #Computer Science #JBoss #Deployment #JavaScript #Databases #MariaDB #Security #SQL (Structured Query Language) #React #JDBC (Java Database Connectivity) #Angular #Hibernate #Agile #MySQL #Automation #AI (Artificial Intelligence)
Role description
Position: Senior Appian Developer Location: Washington, DC (Hybrid – minimum 3 days/week onsite required) Client: (Independent Non-Profit Organization) Contract: C2C | $80/hr Work Authorization: Any Status Experience Required: 8–12 years total IT, with 4–5+ years in Appian Role Overview We are seeking an experienced Senior Appian Developer to design, develop, and implement end-to-end Appian BPM solutions. The ideal candidate has strong hands-on Appian development skills (beyond drag-and-drop), deep understanding of Appian infrastructure (including KDB engines, scaling, and deployment), and a proven track record of delivering 3+ full lifecycle Appian implementations. This role requires a mix of architecture, coding, and solution design. Key Responsibilities β€’ Lead design, development, and deployment of enterprise-grade Appian applications. β€’ Write complex Appian SAIL code and develop reusable components. β€’ Build and optimize Appian objects (Sites, Records, Reports, Tasks, Integrations, etc.). β€’ Provide technical oversight on requirements, design reviews, and operational readiness. β€’ Partner with architecture/development teams on strategic and tactical planning. β€’ Develop Appian plug-ins, connected systems, and UI components. β€’ Optimize Appian infrastructure: sizing, scaling, KDB engine management. β€’ Deliver solutions in Agile environments with CI/CD integration. β€’ Mentor junior developers and ensure adherence to best practices. Required Skills & Experience β€’ Appian Development: 4–5+ years hands-on with Appian 20x/21x/22x (must list versions in resume). β€’ End-to-End Implementations: 3+ full lifecycle (design, develop, deploy, package). β€’ SAIL Development: Ability to write complex SAIL code. β€’ Appian Objects Expertise: Sites, Records, Reports, Process Models, Integrations, Web APIs, Constants, Rules, CDTs, Groups, etc. β€’ Frameworks & BPM Concepts: Strong understanding of Appian BPM methodologies. β€’ Appian Infrastructure: Knowledge of KDB engines, vertical/horizontal scaling. β€’ App Servers & Web Servers: JBOSS, Tomcat, Apache. β€’ UI/Frontend: HTML5, CSS3, JavaScript, AngularJS/ReactJS (or other UI frameworks). β€’ Integration & Middleware: J2EE Design Patterns, Servlets, JDBC, JMS, Spring Security, Hibernate. β€’ Plug-in Development: Smart Services, Connected Systems, UI Plug-ins (preferred). β€’ RPA/AI: Exposure to intelligent automation tools (a plus). β€’ Databases: Strong SQL coding (SQL Server, MySQL, MariaDB). Education β€’ Bachelor’s degree in Computer Science, IT, or related field. β€’ Appian certifications are strongly preferred.