Hire Freelance Excel Developers and Engineers
Colan Walsh
Colan is an experienced senior financial quantitative developer and researcher with experience across various asset classes and trading venues. He has a multidisciplinary background, having worked in quant development, quant research, and derivatives trading for multiple investment banks and hedge funds. Colan has built and managed teams of quant researchers from the ground up on numerous occasions.
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Lorand Karolyi
Lorand is a senior data analyst and developer with over five years of experience in business intelligence and analytics and a substantial knowledge base of finance and supply chain functions. A Microsoft Certified Data Analyst and Microsoft Certified Trainer, Lorand has delivered more than a dozen digital transformation projects. Lorand prides himself on being extremely flexible and having a "nothing is impossible" and "straight to the point, no-nonsense" mindset.
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Bonny Pradhan
Bonny has worked in global data analytics teams as a business intelligence consultant, team lead, ETL, and reporting developer. Her client base for data analytics has been from the retail domain, including top-tier retailers worldwide. Her work involves understanding business requirements, proposing optimal solutions, and developing solutions that meet client expectations. Bonny takes ownership, delivers on time, and aims for the best possible outcome in any given scenario.
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Vladimir Senatorov
Vladimir has been developing database solutions for 20+ years in developer, architect, and team leader roles. He has specialized in data integration and transformation for data warehouses, BI systems, and process mining systems, using SQL and ETL tools for the last decade. Over the years, Vladimir has proven his ability to use non-trivial approaches to effectively solve challenging data processing problems.
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Predrag Grkovic
Predrag is a very experienced software developer/architect with over 20 years of experience in back-end projects, web applications, and mathematical modeling. He has a solid mathematical background, confirmed at many international mathematical/physics competitions. A member of MENSA, Predrag is a fast learner who adapts quickly to different working environments, responsibilities, and team structures.
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Murali Krishnan M
Murali is an expert database and Unix developer who's spent over the last 12 years developing, designing, and executing various IT projects. He uses a wide range of technologies, including the front-end and RDBMS. He has worked in the legal and financial domains and with various multinational companies. Murali joined Toptal to see what is out there and work on exciting projects with talented people.
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Fredrik Håård
Fredrik is a developer with over twenty years of contracting and entrepreneurial experience. He specializes in back-end product development, lifecycle maintenance, and secure data handling and operations in everything, from cluster implementations in charging systems to full-stack product development for one-person startups.
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Leonardo Baptista Lopes
Leonardo is a web designer with a decade of experience designing and assembling web pages. HIs knowledge and practice range from website planning and UX designing to front-end development, especially HTML and CSS. Leonardo is also a rather good programmer, which allows him to integrate the front end to the back end in his projects.
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Abdul Hannan Ijaz
Hannan has more than half a decade of experience in RDMBS development, focusing on retail, HR, and POS systems. He's used Microsoft SQL Server, MySQL, AzureSQL, Amazon RDS, and GCP, and has implemented BI dashboard reporting and PowerShell scripting. He has experience in CI/CD at the enterprise level. Hannan can work across time zones with teams of different sizes and hierarchy structures and believes in punctual delivery of a quality product above all.
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Siddharth Deshpande
Siddharth is an interdisciplinary researcher with unique perspectives derived from translational projects and his combined educational background in materials engineering, biochemistry, healthcare, natural language processing (NLP), and data science. He has extensive experience working with biological structured and unstructured data and using state-of-art AI techniques to solve complex healthcare problems.
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Darshan Tejani
Darshan is a full-stack and blockchain architect, developer, and consultant with seven years of experience. His entrepreneur career taught him to code quickly, whether extending and improving an existing project or developing a new one from scratch. Darshan moves smoothly between technologies, works efficiently, and enjoys helping and mentoring other team members.
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