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johnmcfadden532
Reino Unido
Inglés
Sobre mí
UK-based SQL Server and data professional with nearly a decade of experience in database development, administration, ETL, data migration and performance tuning. I specialise in T-SQL, SQL Server, SSIS, troubleshooting, query optimisation and data engineering. I also have experience with SSAS and Power BI, but my main focus is databases, data platforms and reliable data solutions.
Habilidades
johnmcfadden532
desconectado •
Revisa mis servicios
Consultas SQL y NoSQL
I will troubleshoot, fix and optimize your sql server queries
Experiencia laboral
Senior SQL/BI Developer
Not Found • Tiempo completo
Apr 2023 - Present • 3 yrs 5 mos
Senior SQL and data professional working across SQL Server development, database administration, ETL, reporting and performance optimisation in a production environment. My role includes designing, developing and supporting SQL Server solutions, writing and optimising complex T-SQL, troubleshooting performance issues, analysing execution plans and improving indexing strategies. I have led database and BI migration work from on-premise infrastructure into Azure, including SQL Server migration, SSIS/ETL processes and Azure Data Factory pipelines. I also work with SSAS and Power BI, supporting reporting and analytical solutions where required. Alongside hands-on technical work, I support wider data projects, work with stakeholders, mentor junior team members and help resolve complex production issues. Key areas of expertise include SQL Server, T-SQL, SSIS, SSAS, Azure SQL, Azure Data Factory, query optimisation, database troubleshooting, ETL and data migration.
