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CSO & CTO, Technology Services
Ali is an IT leader and strategist with 25+ years of experience at IBM, Verizon, Thomson Reuters, and Cognizant. He has led global teams, building and scaling multibillion-dollar annual growth. As a turnaround and strategic growth expert, he has jump-started innovation, grown revenue, and improved productivity.
Previously At
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Streamline and scale your ML projects with Toptal's MLOps Services. Our ML experts craft tailored MLOps strategies, automate pipelines, and integrate DataOps to enhance efficiency and innovation while ensuring security and compliance.
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CSO & CTO, Technology ServicesAli is an IT leader and strategist with 25+ years of experience at IBM, Verizon, Thomson Reuters, and Cognizant. He has led global teams, building and scaling multibillion-dollar annual growth. As a turnaround and strategic growth expert, he has jump-started innovation, grown revenue, and improved productivity. He has worked across verticals and across a wide range of technologies including AI/ML, cloud, ERP, CRM, ITSM, cybersecurity, and others.Ali is an IT leader and strategist with 25+ years of experience at IBM, Verizon, Thomson Reuters, and Cognizant. He has led global teams, building and scaling multibillion-dollar annual growth. As a turnaround and strategic growth expert, he has jump-started innovation, grown revenue, and improved productivity.
Previously At
CSO & CTO, Technology Services
Ali is an IT leader and strategist with 25+ years of experience at IBM, Verizon, Thomson Reuters, and Cognizant. He has led global teams, building and scaling multibillion-dollar annual growth. As a turnaround and strategic growth expert, he has jump-started innovation, grown revenue, and improved productivity. He has worked across verticals and across a wide range of technologies including AI/ML, cloud, ERP, CRM, ITSM, cybersecurity, and others.
Previously at
Technology Experience
25+ Years
Delivery Manager
Rachael serves as a Delivery Manager at Toptal with a focus on leading diverse global teams in developing innovative solutions for our clients. She works across multiple disciplines, including technology, marketing, and management consulting. Rachael specializes in managing people and client relationships, process optimization, and driving teams toward optimal business outcomes.
Previously Managed Client
Experience
9+ Years
13+ Years
of Experience
Adrian is a leading generative AI expert and two-time O’Reilly book author who currently leads Microsoft’s Cloud, Data & AI Strategy for Public Sector and Healthcare. Adrian’s career spans technical and business roles across diverse sectors, including telecom, fintech, consulting, and IT. Internationally, he has delivered multiple innovative initiatives across North America, LATAM, and Europe. As a key member of the Trusted AI Committee of the LF AI & Data and a Responsible AI Lead at OdiseIA, Adrian champions ethical practices in AI advancements. He is also the author of the Linux Foundation’s Data and AI Fundamentals class.
Previously at
12+ Years
of Experience
Filip is a machine learning engineer with many years of professional experience. He has worked on large-scale problems at Amazon Web Services as a software developer, and built natural language processing models as a research associate at the University of Zagreb. Filip’s main interests are machine learning and natural language processing, with an emphasis on building text classification models.
Previously at
24+ Years
of Experience
Denis is a senior full-stack AI engineer and data scientist, highly skilled in modern generative tech (GPT-4, Midjourney, and more), machine learning, ETL pipelines, data analysis, mathematical modeling, big data, and MLOps. He has a PhD in mathematics, and his data science expertise includes probabilistic risk modeling, revenue forecasting, geospatial data analysis, handwriting recognition, anomaly detection in time series, data engineering, and team leading.
Previously at
15+ Years
of Experience
Olcay is a data engineer with a PhD in computer science and 15+ years of professional experience with extensive projects. He is a data warehouse (DWH) expert and a developer who focuses on productivity using robotics. He also has superior communication, decision-making, and organizational expertise backed by a master's degree in business management. Olcay is an excellent team player and leader who undertakes challenging jobs with his outstanding analytical and problem-solving skills.
Previously at
12+ Years
of Experience
Adam has more than 12 years of experience in data engineering and data science. His tools of choice include Python 3, Spark, and SQL. His main focus areas include ETLs and machine learning marketing pipelines. Adam is able to effectively communicate with both highly technical and nontechnical specialists.
Previously at
11+ Years
of Experience
Horia’s industry experience extends across digital health, consumer finance, internet search, engineering software, and transportation logistics. He has more than 11 years of experience applying AI methods and approaches to tackle businesses problems. Horia's predictions for business applications of AI have been featured in CIO magazine and Forbes. He earned a master of science degree in statistics at Stanford University and two bachelor's degrees specializing in cognitive and computer science at UC Berkeley.
Previously at
15+ Years
of Experience
Divya is a fractional product leader with diverse experience in software engineering, consulting, and product management. She has held multiple leadership roles at high-performing organizations such as Facebook, McKinsey, and Y Combinator-backed startups. She can help companies build high-performing product teams, set a product strategy, and improve teams’ execution.
Previously at
18+ Years
of Experience
Simone is a machine learning scientist and engineer with experience in academia and enterprises, including Microsoft and Huawei. He likes to work at the intersection of deep machine learning, NLP, and information retrieval. Simone also loves to work on exploration analysis and building theoretically sound machine learning pipelines ready for production. He especially enjoys building web products.
Previously at
14+ Years
of Experience
Joao is an AI/ML engineer with more than 14 years of experience at Fortune 100 companies like Procter & Gamble and Hearst and startups in the healthcare, energy, and finance industries. Joao holds a master’s degree in computer engineering from the University of Porto and has multiple certifications in ML and deep learning.
Previously at
19+ Years
of Experience
Abhimanyu is a machine learning expert with 19+ years of experience creating predictive solutions for business and scientific applications. He’s a cross-functional technology leader, experienced in building teams and working with C-level executives. Abhimanyu has a proven technical background in computer science and software engineering with expertise in high-performance computing, big data, algorithms, databases, and distributed systems.
Previously at
24+ Years
of Experience
Stephane possesses an impressive 24+ years of international experience in data analytics and business process optimization. Throughout his career, he has excelled in various areas, including database design, business intelligence, machine learning algorithms, big data, and predictive analytics. Stephane's expertise lies in developing solutions that automate processes, allowing clients to allocate their efforts toward value-added activities.
Previously at
5+ Years
of Experience
Dragos is a passionate machine learning engineer with more than five years of experience in artificial intelligence. He is well-grounded in natural language processing, Python, and SQL. Dragos has an excellent knowledge of deep learning frameworks such as TensorFlow and PyTorch.
Previously at
6+ Years
of Experience
Bilal is an experienced data scientist with solid knowledge of machine learning, data analysis, and visualization. He offers more than six years of professional experience in data science, working on projects related to building and deploying machine learning models, extracting insights from data, and managing data. Bilal is passionate about working with teams whose vision aligns with his values and specializations.
Previously at
13+ Years
of Experience
Ernesto is a business intelligence professional with more than 13 years in the field. With his expertise in data warehousing, Amazon Redshift, MS SQL Server, ETL (SSIS), Tableau Desktop, and Tableau Server, he helps companies integrate and organize data from multiple sources to be used for reporting and analysis. Ernesto’s attention to detail, strategic thinking, and expertise make him a highly qualified individual for various projects.
Previously at
7+ Years
of Experience
Erekle is a machine learning engineer with extensive research experience. He works passionately to find new ways of pushing the limits of machine learning models. While developing new ideas, Erekle bridges gaps between theoretical concepts and real-life scenarios, bringing innovative research to the industry.
Previously at
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UNRIVALED EXPERTISE
Having previously worked with these leading global companies, our talent brings valuable insights and expertise to deliver world-class outcomes.
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Challenge: The University of Southern California set out to build a 24/7 mental health app with an authentic, conversational AI chatbot interface. To bring that vision to life, the university needed specialized expertise in software development, AI, and chatbot integration.
Impact: In close collaboration with USC’s Institute for Creative Technologies, Toptal helped build Ask Ari, a first-of-its-kind mental health chatbot that uses generative AI to deliver personalized, on-demand support to students.
Outcome: USC moved beyond traditional resources with a smart, responsive platform that adapts to student needs. The Toptal collaboration met USC’s high standards for innovation, and students using Ask Ari report feeling empowered to better handle their anxiety and stress.
Kelly Christoffersen
Senior Software Engineer, USC Institute for Creative Technologies
OUR THOUGHT LEADERSHIP
Read the latest articles and resources to keep you current on emerging trends in MLOps.
Working with non-numerical data can be challenging, even for seasoned data scientists. To make good use of such data, it needs to be transformed. But how? In this article, Toptal Data Scientist Yaroslav Kopotilov will introduce you to embeddings and demonstrate how they can be used to visualize complex data and make it usable.
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