Loka Core^™

Nic O'Brien is the WW Partner Lead for MAP at AWS. In his role, he collaborates with top partners like Loka. He provides expert industry insights, guidance, and strategic support to help organizations leverage the MAP framework to modernize legacy applications and achieve seamless cloud migrations.

Marc Montanari is a Partnerships Applied AI Architect at OpenAI, where he helps enterprises adopt frontier AI, from rolling out Codex across large development teams to rethinking enterprise architecture and governance. He speaks regularly on agentic coding in production and co-hosts The Data Coffee Break Podcast.

Brian Naji is a Partnership Director at OpenAI, where he works with partners to help customers accelerate their generative AI journeys. He brings over a decade of experience across GRC, internal audit, and strategic alliances. Before OpenAI, he led global audit and GSI partnerships at Drata, working with more than 100 partners including Big Four and top 100 CPA firms, and built alliances programs at AuditBoard and Workiva.

Emma Scharfmann is a research ML engineer at Hugging Face, on the AI for science team. After doing research on how science translates into patents at UC Berkeley, she now works with the scientific and open-source community to build AI tools that help advance science. Currently, she focuses on AI for weather forecasting, and more broadly, on making open-source AI models and datasets more accessible and usable by everyone.

Bobby Mukherjee is Founder, and Chief Executive Officer at Loka. He is a techno-optimistic CEO and entrepreneur launching in the Valley since those colorful iMacs. Healthcare and life sciences startups remain particularly close to his heart. Prefers to build arks and let others predict the rain.

Telmo Felgueira is a Machine Learning Engineering Manager at Loka, where he co-leads applied research in AI for science, from biological foundation models to AI agents for scientific workflows. He has eight years of experience in machine learning, with expertise in deep learning, probabilistic modeling, time series and model explainability. Before Loka, he was ML Lead at an AI predictive maintenance startup. He also organizes PyData Lisbon.

Bojan Jakimovski is a Machine Learning and Applied Research Lead at Loka, an AWS Ambassador, 9x AWS Certified engineer, and College Professor at Brainster Next. He works at the intersection of applied GenAI, inference infrastructure, MLOps, and cloud-native AI systems, helping teams move models from experiments into production. He is active in open source and research, with interests spanning LLM pre-training and post-training, small language models, synthetic data generation, and distributed systems, and recent work on open-source model experiments and production deployments using AWS Trainium and Inferentia.

Bojana Cvetkovska is a Senior Machine Learning Engineer and Tech Lead at Loka, and a Claude Certified Architect. She scopes and architects AI and ML solutions for clients in healthcare, media, finance, and industry, turning ambiguous business problems into technical designs. Her work spans classical ML, GenAI and agentic systems, document intelligence, and large-scale graph processing on AWS.

Kiril Zelenkovski is a DevOps Lead at Loka, specializing in cloud architecture, MLOps, and Generative AI. He has extensive experience designing scalable AWS infrastructure and production-grade AI systems, with expertise in cloud-native technologies, infrastructure as code, and cloud automation. He holds 15 AWS certifications, is an AWS Subject Matter Expert (SME), and is currently completing a Master's degree in Data Analytics and Statistics. Before Loka, he was a Research Associate at the Macedonian Academy of Sciences and Arts, where he worked on modeling stochastic processes, complex networks, and machine learning.

Kristijan Talevski is a Senior DevOps Engineer at Loka, where he has spent six years working with dozens of clients across healthcare, life sciences, fintech, and logistics. He scopes and delivers cloud migrations and modernizations, partnering with Loka’s sales and engineering teams from first estimate to production. His work spans AWS, GCP, and Azure, with expertise in infrastructure as code and cloud automation.

Andrej Trajchevski is a Staff Engineer and Engineering Lead at Loka. He has spent most of his career in backend engineering, with time as a Product Manager along the way. Before Loka, he was a Founding Engineer at two startups in fintech and legal tech. He has also been active in Macedonia’s open-source community as a member of the KIKA hackerspace and the non-profit Free Software Macedonia.

Stefan Andonov is a Data and ML Lead at Loka and a Teaching Assistant at the Faculty of Computer Science and Engineering (FCSE) in Skopje. He has eight years of experience in data engineering and machine learning, and leads a team of ML engineers delivering GenAI and agentic systems, from conversational and multi-agent assistants to knowledge graphs and natural-language-to-SQL interfaces on AWS. His research focuses on bioinformatics, applying machine learning to spatial transcriptomics and histology. He is also active in Skopje's IT community as a speaker at local tech meetups.

Dushica Jankovikj is a MLEngineering Lead at Loka, where she leads teams designing and delivering ML and GenAI solutions for clients. Before Loka, she worked on a wide range of applied ML projects, from bioinformatics models for genetic disorders and cancer to time-series forecasting for DDoS attack detection and an OCR solution for bank cards, before gradually shifting her focus to generative AI. She has also published research on deep learning-based cryptanalysis.

Paul Englert is a Chief Technology Officer at Loka. ​​As CTO, Paul identifies emerging tech trends and enhances team acumen to ensure Loka's position as a leader in technical excellence.


Vladimir Lisic is the CTO of Deudafix. He brings 20 years in the regulated sectors of fintech, legaltech and healthcare, from hands-on enterprise integration and process automation to leading technology for organisations, including putting AI to practical use within them.

Natasha Todova is Chief Operating Officer at Loka. She is responsible for strategic planning and technological leadership across all teams and projects at Loka.