Stephen Sielinski
Bristow,VA
Summary
Innovative web developer with a background in creating and optimizing websites for various industries. Skilled in coding, design, and user experience enhancement. Strengths include problem-solving, adaptability to new technologies, and effective communication with team members to drive project success. Previous work has led to increased website traffic, improved user engagement, and enhanced overall digital presence for clients.
Overview
19
19
years of professional experience
1
1
Certification
Work History
Sr. Power Platform/SharePoint Developer - Team Lead
ICS Inc.
Montgomery, AL
04.2021 - 03.2025
- Responsible for configuring and customizing SharePoint Online systems according to specifications, building scalable web applications, writing and modifying code, debugging software, and training clients.
- Design, develop, and document solutions using SharePoint and Power Platform (Power Apps, Power Automate, and Power BI).
- Extends SharePoint out-of-the-box (OOTB) capabilities by developing tools, interfaces, and applications using JavaScript, jQuery, CSS, SharePoint Framework (SPFx), Visual Studio/.NET, and Power Platform.
- Performs development and content management functions, and recommends innovative solutions using existing collaboration tools
- Facilitates data management, search ability, and other enterprise-level IT services that enable secure end-to-end communication throughout the organization.
- Converts business requirements into technical solutions using the appropriate and applicable solutions.
- Builds and coordinates the conversion and/or integration of new products based on operational requirements and designs.
- Develop new resolutions or enhancements to existing processes and solutions.
- Gathers business and functional requirements, conducts analytical reviews, identifies design specifications for existing solution improvements, and emergent projects, and creates project plans.
- Provides day-to-day monitoring and maintenance, capacity management, and access management.
Sr. SharePoint Developer
Prime Technical Services Inc.
Fairfax, VA
09.2020 - 03.2021
- Provide SharePoint application development, technical support, and site permissions management for 7,000+ members of a business component in a SharePoint 2013, 2016 and 2019 environments
- Customize sites, document libraries, lists, list views, data views, pages, calendars, and workflows to channel business data across the organization's operational structure.
- Deploy client- and server-side customization to extend SharePoint web parts beyond their out-of-the-box functionality.
- Gather requirements from stakeholders to build SharePoint-based solutions to replace legacy web applications, utilizing the Agile method for supporting the software development life cycle.
- Conduct testing of the migration process to SharePoint 2010 and 2013 environments.
- Migrated content, code, and assemblies from SharePoint 2010 to SharePoint 2013 on-premises environment.
- SharePoint 2010, 2013, and 2016 branding, including responsive design (Bootstrap).
- Fundamental SharePoint farm administration and troubleshooting.
- Leveraging SharePoint 2013 social media features to drive crowd-sourced change management.
Application Developer
KForce
Quantico, VA
03.2020 - 07.2020
- Supported law enforcement agency programs by developing object-oriented ColdFusion web applications, utilizing the use of CFCs, and adhering to ColdFusion best practices, including setup, configuration, and hardening.
- Provided front-end configuration support utilizing JavaScript and jQuery.
- Developed queries, stored procedures, and database design for MS SQL.
- Participated in Agile Scrum meetings to ensure project tasks are being completed, and that management is aware of any issues that might affect project completion.
- Utilized source control software to better manage development efforts with the team.
- Directly worked with clients to scope, develop, and document requirements to enhance software applications.
Lead SharePoint/Web Developer
Nisga'a Data Systems
Washington, D.C.
11.2014 - 03.2020
- Supported client programs by designing, developing, and maintaining web-database applications using SharePoint Designer, PowerApps, Flow/Power Automate, XSLT, jQuery, JavaScript, Bootstrap, REST API, Visual Studio, ASP.NET, and Microsoft SQL Server (2008 R2, 2016) databases.
- Responsible for the management and administration of over 30 SharePoint site collections across the Eastern Asian, and Pacific areas.
- Provided configuration support for SharePoint 2007, 2010, and 2016 site collections, sites, lists, document libraries, as well as other web parts and custom features.
- Configured and managed user permissions to ensure compliance with clients' governance policies and organizational policies.
- Responsible for the design, implementation, management and security of all client databases and database components
- Utilized SharePoint Designer workflows, Flow/Power Automate, SharePoint forms, and InfoPath forms to develop robust applications to support business processes.
- Directly worked with clients to scope, develop and document requirements to develop web sites and applications
- Provided web authors and other users with desk-side training, support, and user guides on basic and custom SharePoint functions, as well as updating and uploading content into the SharePoint 2007, 2010, and 2016 systems.
- Managed the content migration of over 30 SharePoint site collections from SharePoint 2010 to SharePoint 2016.
- Provided other business components, SharePoint developers, with lessons learned from completed projects.
- Provided operation and maintenance support for legacy systems running ColdFusion, ASP, with MS SQL backends.
Application Developer
CACI International
Pentagon, Washington D.C.
11.2013 - 11.2014
- Designed, developed, and managed custom budget applications for budget clients.
- Utilized Cold Fusion 10, Dreamweaver, CSS, Adobe Creative Suite, SharePoint Designer, XSLT, and JavaScript to develop and maintain Intranet and Internet websites.
- Designed, developed, and maintained Budget Office databases using Oracle 10g.
- Trained budget analysts on documenting, updating, and uploading content into the procurement, resource management, and shipbuilding budget applications.
- Worked independently with multiple customers to develop web prototypes from end to end in a rapid application development environment.
- Analyzed and reported website statistics, documented standard operating procedures, and advised Budget Management on business decisions as they relate to web development.
SharePoint/Web Developer
CACI International
Washington D.C.
05.2006 - 11.2013
- Designed, developed, and managed intranet/Internet web applications and surveys for the Human Resources Executive Office client.
- Utilized Cold Fusion 9, Visual Studio, ASP.NET, Flash, Dreamweaver, CSS, Adobe Creative Suite, TopStyle, SharePoint Designer, XSLT, Web Trends, jQuery, and JavaScript to develop and maintain Intranet and Internet websites.
- Trained team members and web authors on documenting, updating, and uploading content into the SharePoint 2007 and 2010 systems.
- Served as the Web Master, responsible for the creation, maintenance, and site integrity of the entire HR Publishing Portal, consisting of 30 individual office sites, as well as 5 Functional Service Areas.
- Ensured compliance of all sites with Section 508 specifications allowing equal accessibility for handicapped individuals
- Established working relationships with HR clients to help develop layouts and gather content that should be provided on each existing or to-be-developed site.
- Provided configuration support for SharePoint 2007 and SharePoint 2010 site collections, sites, lists, document libraries, as well as other web parts and custom features.
- Liaison between the customer and the HR Web site and ensures that the customer's vision is accomplished in the final product
- Member of the Department of State team that won the CACI Eagle Award - FY 2008 Q3
Education
Bachelor of Science - Information Systems, Computer Forensics Management
Strayer University
Manassas, VA12-2019
Skills
- Power Apps (Canvas Apps)
- Power Automate
- Power BI
- SharePoint development
- Problem-solving
- Data modeling
- Software troubleshooting
- Power Platform integration
Certification
CompTIA Security+ ce, 10/21, 10/27
Accomplishments
- CACI Eagle Award – FY 2008 Q3
- Inducted into the CACI Encore Achievers Club because of outstanding services provided to the customerMarch 2004
- Awarded G3 CIO commendation letter for outstanding support after the September 11th attack on the PentagonJuly 2002
Affiliations
- Firefighter, Sterling Volunteer Fire Company 2006-2011
Timeline
Sr. Power Platform/SharePoint Developer - Team Lead
ICS Inc.
04.2021 - 03.2025
Sr. SharePoint Developer
Prime Technical Services Inc.
09.2020 - 03.2021
Application Developer
KForce
03.2020 - 07.2020
Lead SharePoint/Web Developer
Nisga'a Data Systems
11.2014 - 03.2020
Application Developer
CACI International
11.2013 - 11.2014
SharePoint/Web Developer
CACI International
05.2006 - 11.2013
Bachelor of Science - Information Systems, Computer Forensics Management
Strayer University
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