Your resume must also demonstrate at least one year of specialized experience at or equivalent to the GS-11 grade level or pay band ND-03 in the Federal service or equivalent experience in the private or public sector. Specialized experience must demonstrate the following: Developing, designing, and implementing high-throughput microservice architectures and/or data synchronization and consistency mechanisms (including conflict detection and resolution for full-stack application(s) using C#, TypeScript, React, and/or SQL Server/T-SQL) across distributed systems; optimize system performance through database query optimization, caching strategies, and/or the refinement of latency-critical paths; deploy and manage application components within cloud infrastructure; and provide technical mentorship of developers and/or the translation of complex business requirements into detailed technical designs and actionable development tasks. Additional qualification information can be found from the following Office of Personnel Management website: http://www.opm.gov/policy-data-oversight/classification-qualifications/general-schedule-qualification-standards/1500/computer-science-series-1550/ Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., professional, philanthropic, religious, spiritual, community, student, social). Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates directly to paid employment.