I build high-performance web applications for businesses.

I am a senior full-stack developer specializing in creating robust, scalable, and user-centric solutions using modern web technologies. I leverage AI and automation strategically to enhance application functionality and efficiency.

What I do - My core expertise lies in full-stack web development, complemented by skills in AI and process automation.

  • Full-Stack Web Development. Crafting end-to-end web applications using React, Next.js, Node.js, SQL databases, and other modern technologies. Focus on performance, scalability, and user experience.
  • AI & Automation Solutions. Implementing AI features within web applications and automating workflows using custom code or platforms like Make and N8N to improve efficiency.
  • Technical Consultation. Providing expert advice on web architecture, technology stacks, development best practices, and integrating AI into your projects.

Martin Zezulka

As a senior developer with over 25 years of experience, I specialize in AI solutions and process automation. Originally from the Czech Republic, I now work globally from my base in Pereira, Colombia. My expertise spans the entire software development lifecycle—from conceptualization to deployment. I excel in modern technologies including React, Next.js, SQL databases, and specialized no-code platforms. Beyond technical skills, I bring extensive experience in product management and team leadership, having founded four successful startups that collectively serve more than 10,000 paying customers worldwide.

I have dedicated recent years to pioneering advancements in artificial intelligence and automation systems. I stay at the forefront of emerging technologies, with particular expertise in building intelligent agents and seamlessly integrating language models into business workflows. My multilingual abilities (fluent in Czech, Spanish, and English) facilitate effective global collaboration, while my commitment to precision and reliability ensures consistently excellent results delivered on schedule.

Core Technical Expertise

  • React
  • Next.js
  • .Net
  • SQL
  • Convex
  • Pinecone
  • N8N
  • Make.com
  • LangChain
years of software expertise
+25
successful startups founded
4
global clients served
+10k

I can build the following - AI Automation Solutions

Below are examples of AI automation solutions I can build for your business. I provide end-to-end implementation, from initial planning to deployment, including comprehensive employee training and ongoing support.

  • Intelligent Lead Generation. Sophisticated system that extracts high-quality leads from LinkedIn and other platforms, enriches them with relevant data, creates personalized outreach messages, and manages targeted email campaigns—all while maintaining a human touch.
  • Streamlined HR Processes. Comprehensive HR automation including intelligent resume screening, candidate matching, automated interview scheduling, and personalized onboarding workflows—reducing hiring time while improving candidate experience.
  • Customer Support Excellence. Advanced AI-powered support systems featuring contextually aware chatbots and voice assistants that resolve issues 24/7, manage appointment scheduling, and seamlessly escalate complex inquiries to human agents when necessary.
  • Company Knowledge Management. Interactive company knowledge base that transforms static documentation into a conversational resource. Employees can naturally query internal policies, procedures, and resources through an intuitive chat interface—making information instantly accessible.
  • Precision Marketing Automation. Data-driven marketing systems that analyze customer behavior, generate tailored content, and deliver personalized campaigns across multiple channels—optimizing engagement rates and conversion while reducing marketing costs.
  • Bespoke Business Solutions. Custom-built applications tailored precisely to your organizational needs—from specialized CRM systems to complete SaaS platforms. Each solution is designed with scalability, security, and user experience as core priorities.

Introduction - My Work Process

My structured approach ensures transparency and successful outcomes for every project. Here's what you can expect when working with me:

  • Discovery Consultation. Following your initial inquiry, we'll schedule a complimentary consultation to discuss your needs, objectives, and vision. This focused 30-60 minute online meeting establishes the foundation for our collaboration.
  • Prototype & Exploration. To validate your concept and establish clear expectations, I develop a functional prototype. This exploratory phase helps identify opportunities and constraints while demonstrating AI capabilities.
  • Development & Implementation. Based on insights from the exploration phase, we formalize our agreement and begin full development. I work in well-defined weekly cycles with regular progress updates and milestone reviews. Project completion includes comprehensive demonstrations, thorough documentation, and personalized training for your team.
  • Ongoing Partnership. Our relationship continues beyond project delivery. I provide dedicated maintenance, monitor system performance, and proactively recommend enhancements to ensure your solution evolves with your business needs and emerging technologies.

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