Hello, I'm Arthur Tolchinsky, a software engineering leader with nearly 20 years of experience building scalable systems and leading high-performing teams. I've spent my career in startups working on SaaS and marketplace products, focusing on product-driven engineering, event-driven architectures, and delivering complex real-time platforms that scale.
My technical expertise spans the full stack, from frontend frameworks to cloud infrastructure. I specialize in building scalable, event-driven systems and leading engineering teams to deliver complex real-time platforms.
Here are the key engineering projects and initiatives I've led throughout my career, showcasing expertise across SaaS and marketplace platforms, scalable systems, and team leadership.
Strategic engineering leader with extensive experience scaling high-performing teams, driving product innovation, and delivering measurable business results. Proven success building engineering orgs from scratch, leading cross-functional teams, and driving 0→1 product launches in fintech, SaaS, and marketplace product environments.
Artol Web Studio
Founder & Director of Engineering
Launched web development studio focused on rapid-launch solutions for startups. Built custom web applications using Node.js and Next.js, managing distributed teams and DevOps workflows.Sporttrade
VP of Mobile & Web Engineering
Scaled engineering team from 1 to 12, launching 3 production platforms. Led real-time trading apps architecture using Node.js, React, Swift, Kotlin, and GCP.Solutionary
Technical Founder & CEO
Built consulting firm specializing in fintech product delivery. Scaled from solo consultant to 12 employees with 400% YoY revenue growth. Acted as interim CTO for early-stage startups.Duzy
Head of Engineering
Led 12-person globally distributed engineering org for interactive video commerce startup. Designed scalable microservices architecture using Node.js and AWS.Vanguard
Software Development Manager
Modernized legacy financial systems during enterprise cloud migration. Led transition from monolithic systems to containerized microservices and implemented data transformation pipelines.FS Investments
Technical Lead / Engineering Manager
Scaled engineering org from 5 to 22 across 3 teams for alternative investment trading platform. Led transition from .NET monolith to Node.js microservices, reducing delivery timelines by 50%.Vapor Puffs
Founder & CEO
Bootstrapped profitable e-commerce business to $500K+ annual revenue with $7K seed investment. Successfully exited through 100% cash acquisition.Michael Baker International
Senior Software Engineer
Led GovTech projects under state and federal contracts. Developed enterprise software solutions for government agencies and public sector organizations.Partners in Care
Software Engineer
Built internal web tools for care coordination and data intake in healthcare technology. Developed patient management systems and care workflow applications. 2025 - All Rights Reserved