Hire Freelance Excel Developers
Jacki Choi
Jacki is a senior channel marketing PIM specialist with more than three years of experience in Salsify's PIM system. Detail-oriented and results-oriented, she is an expert in channel setup, syndications, workflow, and data improvements. Jacki excels in problem-solving and troubleshooting, identifying root causes of errors, and has extensive experience in data mapping and validation. Recognized as a fast learner, she is an asset in enhancing PIM operations and ensuring data accuracy.
Show MoreJennifer Medisch
Jennifer is a dedicated, hard-working HRIS systems specialist with over a decade of expertise in online paperless programs like Dayforce, DocuSign, and DynaFile. She adeptly integrated these systems, enabling their seamless communication. Jennifer spearheaded these product rollouts and conducted extensive training, earning recognition from Ceridian staff for her advanced system proficiency during the rollout phase.
Show MoreAnmar Amdeen
Anmar is a senior full-stack developer with over 25 years of experience. Passionate about continuous learning, he adeptly adopts new technologies to tackle real-world challenges. With a self-taught, versatile skill set and a resilient 'can-do-anything' attitude, Anmar's expertise spans ASP.NET, SQL, Bootstrap, Excel VBA, Git, jQuery, JavaScript, and Java, with a commitment to ongoing technical growth. He will be a great addition to any team.
Show MoreEugene Bolotin
Eugene is a data developer with 11 years of experience in SAS (including SAS/Base, SAS/Macros, and SAS/SQL) and 18 years of SQL Server and Excel. He has a proven track record of finding obscure bugs, improving code efficiency, and solving complex problems.
Show MoreJohn Gibbons
Since 1997, John has been working as a professional software developer. He started his technical career as an Excel RAD developer at Goldman Sachs and now specializes in system architecture and development on the Microsoft stack (Azure, ASP.NET Core/5, C#, Microsoft SQL Server). He communicates well, listens carefully to your requirements, comprehends what needs to get done, and then delivers high-quality well-tested code to move you forward.
Show MoreNicolas Mallison
Nicolas is an expert data scientist with over 24 years of experience using programming languages, including R and Python, to design and develop AI/ML data products, combined with strong practice leadership and people management skills. Nicolas is a published author and thought leader with a vast track record of success in implementing new and innovative ways of achieving the most scalable, data-centric outcomes to drive new business while promoting a consultative and collaborative environment.
Show MoreMichał Kaliński
Michał is a seasoned software developer passionate about data, from analysis and transformation to presentation. He has a professional career of 15+ years in the IT field and more than five in BI development with Tableau, SQL, Oracle, and Excel. Michał enjoys working with Tableau, deep-dive into the client's needs, presenting and delivering stunning dashboards that not only showcase the data but that walk users through creating a unified experience towards conclusions.
Show MoreEugene Bereznuk
Eugene is a SQL Server expert with 25+ years of experience in Microsoft SQL Server, from version 6.5 to the most recent standalone and cloud-based versions. He's worked for small businesses as well as global enterprises like Kone, DHL, and Sony. Eugene has taught courses in "Data and Database Architecture" and "The Technical Side of SQL Server" for classes of up to 10 people. He's familiar with SQL monitoring packages and is also an expert in Power BI, Microsoft Access, and Red Gate software.
Show MoreAminadav Glickshtein
Aminadav has 15+ years of professional experience and started coding at the age of seven, making programming like a native language for him. As a full-stack and blockchain architect, developer, and consultant, he has in-depth knowledge of many areas and possesses the ability to code quickly and efficiently. During the past ten years, his primary focus has been on full-stack development. StackOverflow rated him at the top 1% of developers.
Show MoreErez Nassimi
Erez has 30 years of experience in software development and 15 years in team building and management. His expertise covers multiple languages (C++, C#, Pascal, SQL), frameworks (.NET), paradigms (OOP, REST), platforms (Windows), protocols (Diameter, FIX), including API development, design patterns, web scraping, and clean coding. Familiar with stock options, currency exchanges, and trading/algo-trading, he has won innovation awards at Amdocs, contributing to CodeProject and StackOverflow.
Show MoreWenlong Dong
Wenlong is a senior data engineer with over five years of experience building data and ETL solutions, primarily in SQL and Python. He has vast experience building data pipelines and is familiar with various tools like dbt, Snowflake, Redshift, Python, Airflow, Power BI, Excel VBA, and PowerShell. Wenlong has led projects including fuzzy mapping in Python, end-to-end data pipeline with Dataiku and Anaplan, Salesforce data migration, and omnichannel models in dbt, Redshift, and Airflow.
Show MoreDiscover More Excel Developers in the Toptal Network
Start Hiring



















