Hire Fractional CTOs

I bootstrapped a bunch of apps including Gleam.io which went pretty well. Millions of daily users, peaked at ~5mil ARR. I’ve moved to non-exec director there and now building a new Cyber security app called Bugbop. Looking to take a fractional gig to stay current and work with people. Game making nerd kid then professional dev for 20ish years starting with PHP and Java. Ruby since 2007. Comp sci degree with honours in game engines. Games jobs were rare and paid poorly after uni so went to corporate. Interests: Powerlifting, BJJ, Retro gaming (Sega Master System particularly), Snowboarding, (Audio)Books, Pinball (I have LotR and Labyrinth at home), Parenting, slow smoking, Magic the Gathering, learning Japanese.

As an ex-Googler, a startup CTO, tech lead, software architect, and senior backend software engineer, I am passionate about building new projects and leading high-performing teams. Currently, I am seeking a position as a Fractional Chief Technology Officer ( Fractional CTO ) in a fast-growing small to medium-sized company. My ideal goal would be to build and manage a remote or hybrid team of teams (15-40 people in total) in Europe or help to establish a software development or R&D Center in Poland for a Western European or American company. If you wanted to have a quick chat, please send me an invite here: https://cal.com/lukasz-czerwinski/flexible-length-meeting-nc?duration=15 I am highly motivated by fruitful collaboration, the frequent growth of the team and the iterative development of a product being built. I enjoy working with exceptionally talented teams, which quickly grasp advanced concepts, make fast progress and build great products. During my work at Google I learnt how to process terabytes of data using advanced algorithms and sophisticated Google infrastructure. With my extensive background in algorithms and data structures, as well as my experience building products from scratch, I possess a unique combination of skills that enable me to navigate complex technical challenges while also understanding the business aspects of projects. Having worked remotely since 2016, I'm comfortable and effective in a distributed team environment. In my recent role at EonD, I built and led a remote team of 10+ people to develop a web platform for recruiting experts, which included AI algorithms for faster matching candidates with projects. I am well-versed in the latest technologies and thrive on working with talented individuals who share my commitment to continuous improvement. I am also eager to mentor team members and help them reach their full potential. If you are looking for a seasoned technology professional with a passion for building innovative solutions and leading high-performing teams, I am eager to connect with you.

Hands-on operations executive and generalist with proven ability to bring together people, processes, and technology. Industry agnostic. Always looking to build -- or help grow -- something exceptional. Ideally suited to growing businesses that need individuals who can wear many hats. Passionate and capable leader with terrible sleeping habits. Specialties: Operations Management, Technology Planning and Integration, Strategic Planning, Technology Product Development, Product Management, Data Analytics, Online Marketing, Finance and Accounting - to name a few...

As the Founder and CEO/CTO of Tacit Progression, I built a consultancy from the ground up, delivering scalable, cutting-edge solutions across diverse industries. This entrepreneurial journey gave me deep expertise in balancing strategic vision with technical execution, enabling me to address both business and engineering challenges with precision. Starting with a small team of three, I scaled the company to a 20-person team, successfully delivering transformative solutions for clients in industries like e-commerce, learning management, and hospitality. In addition to my founder experience, I now have 7+ years of hands-on experience working in product-focused tech startups. This dual background has refined my ability to develop and launch innovative software products under fast-paced, resource-constrained environments. It also provided me with insight into how startups operate at every stage of growth, from ideation and MVP development to scaling for broader market adoption. For example, at Tacit Progression, we engineered a global streaming platform for Leadercast, capable of supporting a live event with 150,000 concurrent/live viewers. Similarly, we developed a cutting-edge learning management product for a startup, leveraging a fully scalable AWS infrastructure to meet their unique needs. These projects showcased my expertise in cloud technologies, modern development practices, and delivering user-centric solutions. My leadership style combines servant leadership with hands-on technical mentorship, fostering collaboration and empowering teams to excel. I bring the same approach to every startup I partner with, ensuring alignment between technology and business goals while maintaining an agile and innovative culture. This blend of founder and product-focused startup experience positions me uniquely as a Fractional CTO. I understand firsthand the challenges of building scalable solutions, managing growth, and ensuring technology drives business success. Whether it’s architecting resilient cloud systems, mentoring technical teams, or developing a product roadmap, I am passionate about helping startups achieve their full potential with technology as their strategic advantage.

Fractional CMTO services designed to drive results, transform strategies, and deliver growth—without the full-time commitment. I thrive at the intersection of marketing and technology, specializing in empowering businesses to align their strategies with cutting-edge tools and solutions. With over 15 years of experience across diverse industries and a strong background in technology, I’ve honed the skills needed to bridge the often-overlooked gap between marketing and tech. My mission? To ensure businesses not only choose the right tools but also leverage them effectively to drive measurable success. My journey into the world of Fractional CMTO work began during a pivotal career shift. Like many seasoned professionals, I found myself re-evaluating how I could make the biggest impact—not just within a single organization but across multiple industries. I realized that my unique combination of marketing expertise and technical acumen positioned me perfectly to guide businesses through the complexities of digital transformation and strategic marketing alignment. Since then, I’ve helped countless clients step back, look at the bigger picture, and optimize their resources for maximum ROI. Some of my proudest accomplishments include leading transformative rebranding initiatives, creating marketing strategies that doubled client engagement, and implementing innovative technology solutions that streamlined operations and reduced costs. One recent highlight was helping a client overhaul their marketing operations by integrating advanced analytics and AI tools, resulting in a 30% increase in campaign efficiency within six months. What makes me unique is my ability to think holistically—analyzing how all parts of a business interact and identifying opportunities that others might miss. I’m passionate about crafting solutions that work not just for marketing teams but across departments, fostering collaboration and ensuring alignment with broader business goals. My core competencies include marketing communications, branding (including rebrands), online content creation, search engine optimization, and advertising. I also believe in staying ahead of the curve, continuously learning about emerging trends and technologies. Whether it’s exploring the potential of AI in marketing or mastering new tools for content management, I make it a priority to offer my clients up-to-date advice that keeps them ahead of their competition. On a personal note, I’m driven by curiosity and a desire to solve complex problems. I’m not afraid to ask tough questions or present solutions that challenge the status quo, always to find what’s best for the client—even when it’s not the easiest or most profitable path for me. This commitment to honesty and innovation is at the heart of everything I do. If you’re looking for a Fractional CMTO who brings a fresh perspective, cross-industry expertise, and a proven track record of driving results, let’s start a conversation. I’m here to help your business navigate challenges, seize opportunities, and achieve sustainable growth.

Senior business leader skilled at building and growing teams, finding the talent, tools and tech stacks to launch and scale companies. Specializing in No-Code, Low-Code solutions.

I enjoy working in the technology industry in both startups and Fortune 500 companies usually with emerging technologies in a global market. Through my experience and research, I have seen the massive impact AI makes on organizations and our world. In 2018, my co-founder and I launched Brightbots to help businesses grow through artificial intelligence solutions and automation. At Brightbots, our goal is to help organizations solve business challenges with the support of the right AI solution and services. Our team has extensive global relationships and experience with data challenges in tech, finance, insurance, media & entertainment, and government.

Tech entrepreneur & experienced CTO with a custom software development focus. Expert in web- and cloud technology, with a strong track record of helping startups with solid software architectures towards scalable growth. Hands-on full-stack software engineer. I am looking for a new role that aligns with my newfound love for hands-on software development in startup(-like) environments, combined with a strategic (fractional) CTO role. I’ve seen startups achieving real innovation by combining a tight budget with the right business goals and technology. I’m looking to fulfill that tech role. Specifically covering technologies like Node.js, TypeScript, React, and NextJS, along with hands-on experience in AI technologies. I also bring a lean startup mentality, preferring to work directly on building the next step of a product or service. I would be happy in an organization whose goals are direct, efficient creation of solutions. Where developers have the autonomy to experiment, iterate, and deploy with agility. A company culture that values the practical over the theoretical, empowering the team to make decisions close to the ground, learning from real-world feedback.

As a Fractional CTO, I bring a track record of building agile, high-performing engineering teams and leading transformative technology initiatives. My background spans hands-on roles as a CTO, VP of Engineering, and Director of Business Agility, giving me insight into both the technical and strategic dimensions of scaling technology in dynamic environments. I’ve worked with teams from startups to mature tech companies, often in multicultural settings, delivering solutions that streamline operations, enhance productivity, and drive cost-efficiency. A recent achievement I’m proud of involved transforming a mid-sized engineering team by implementing Kanban maturity practices and flow management, which led to a 70-85% forecast accuracy and cut lead times from months to weeks. This kind of measurable impact is what I aim to bring to each engagement, ensuring that technology investments align with business goals and foster growth. I have a strong commitment to talent and skills development, offering mentoring programs that empower engineering leaders and support organisations in bridging skills gaps. Additionally, I’m passionate about data analytics and generative AI, where I help companies unlock their potential by developing high-impact use cases and data-informed strategies. What sets me apart is my focus on results combined with a collaborative, adaptive leadership style that ensures sustainable change. If you’re looking for a Fractional CTO to help your company scale, optimise its technology function, and achieve impactful results without overhead, I can help you navigate this journey with clarity and precision.

assionate technology leader transforming how teams build and scale innovative solutions. With two decades of engineering leadership, I've led global teams to pioneer breakthrough cloud technologies and distributed systems, driving significant business impact through technical excellence and team empowerment. Currently driving technological excellence across multiple spheres: • Principal Technologist at AVEVA, leading enterprise-scale industrial cloud platform development • Fractional CTO at Mellow Kids, driving tech strategy and direction • Technical Advisor at Pixuate, shaping AI/ML solutions • Founder of WomenCoding Community, nurturing tomorrow's tech leaders • BCS Influence Board Member, contributing to UK's tech industry direction I believe great technology comes from diverse, empowered teams. Whether architecting scalable solutions or mentoring rising talents, I focus on building inclusive engineering cultures where innovation thrives. 🏆 Golden Leaf Award for Innovation | Fellow RSA | BCS Influence Board Let's connect if you're passionate about engineering leadership, cloud innovation, or building technology that makes a difference.