Marko P.

Panca Solutions is Marko’s independent consulting firm, providing high-quality backend services to international clients with a focus on clean architecture and performance.

• Developed and built scalable backend systems, emphasizing event-driven architecture, API integrations, and performance tuning.
• Delivered customized solutions using Golang, PostgreSQL, and Redis, applying modern backend practices to meet client needs.
• Ensured a secure and maintainable infrastructure, including CI/CD pipelines and monitoring systems.
• Maintained active involvement throughout the entire development lifecycle, from requirements gathering to deployment.

Digihey is a Croatian software development agency creating high-quality digital products for global startups and enterprises. Marko contributed to a CRM-focused SaaS platform used by enterprise sales teams for contact and data synchronization.

• Built and implemented a comprehensive integration with Pipedrive’s API, enabling users to view, sync, and edit contacts directly within the platform.
• Migrated and enhanced HubSpot CRM integration capabilities while maintaining backward compatibility and introducing broader system improvements.
• Developed efficient data synchronization logic in Go using GORM and PostgreSQL, ensuring fast and reliable access to remote CRM data.
• Implemented robust user-specific data access control supporting multiple CRM accounts and per-session authorization.
• Worked with RESTful architecture, authentication flows, and data mapping logic under tight deadlines.
• Increased platform maintainability by creating modular services, writing unit tests, and documenting data flows.

UniqCast offers IPTV/OTT/DVB video solutions for telecom operators worldwide. Marko played a key backend engineering role across several streaming projects.

• Built high-performance video services with Go, supporting real-time HLS streaming through custom CDN infrastructure.
• Reduced API response times by 40% using query optimization and Redis-based caching strategies.
• Migrated legacy services from Node.js to Golang, creating a custom API framework and enhancing scalability.
• Led real-time DRM encryption integration (FairPlay, Widevine), ensuring secure cross-device content delivery.
• Resolved over 100 production incidents, improving observability with enhanced logging and custom tools.

Acquaint is a company focused on developing AI-driven data integration and analysis systems for enterprise applications. Marko was responsible for backend systems, DevOps tooling, and team mentoring.

• Developed and maintained distributed Java-based microservices that handled real-time AI data integration pipelines.
• Designed CI/CD workflows using Jenkins and Bash, significantly reducing deployment times across staging and production environments.
• Deployed containerized systems on GCP and Oracle Cloud via Kubernetes, ensuring resilience and scalability.
• Set up Prometheus and Grafana dashboards with custom alerts to monitor critical services and enhance system observability.
• Implemented secure JWT-based login and refresh token management for API access control.
• Managed asynchronous tasks using RabbitMQ between services, improving modularity and response times.

EZ Booker is a mobile-first platform that enables real-time bookings for local tours and activities. Marko was hired as a contractor to develop and launch the company’s mobile applications.

• Independently developed Android (Java) and iOS (Swift) applications from the ground up, including essential features like booking flow and location-based recommendations.

• Integrated mobile apps with backend APIs for live tour availability, user authentication, and push notifications.

• Managed deployment pipelines and successfully launched both apps on Google Play and the Apple App Store.

• Delivered secure and high-performance mobile experiences with minimal bugs, supporting early adoption of the platform.

KING ICT is a leading systems integrator in Croatia, working with government and enterprise clients. Marko contributed to developing a traffic offense record system for the Croatian Ministry of the Interior.

Built Java/Spring Boot-based backend services to manage traffic violations, searches, and reporting functions.

Managed Oracle DB schema design and optimized complex queries for data accuracy and performance.

Developed React.js frontend modules and admin interfaces with accessibility and security considerations.

Collaborated with legal and engineering teams to ensure compliance with data protection requirements and system integrations.

Early-stage development of the EZ Booker web platform during its initial MVP phase. Marko joined as an intern and contributed to both backend and frontend enhancements.

• Developed core PHP logic for managing reservations, availability, and accommodation listings.

• Designed and optimized MySQL queries and data structures to improve storage efficiency and query speed.

• Created responsive HTML/CSS layouts and implemented client-side logic using vanilla JavaScript.

• Fixed bugs, added new features, and worked closely with senior engineers during code reviews and project planning.

Pixel Design is a local development agency that offers web and mobile services to businesses and public institutions. Marko completed two co-op terms through RIT, working on real client projects for the municipality and SMEs.

• Built Android and Xamarin-based mobile applications to enhance service delivery for city departments and local vendors.

• Delivered client websites on WordPress with SEO-optimized structure, boosting visibility and usability.

• Participated in end-to-end product delivery, including requirements gathering, UI prototyping, development, and deployment.

• Gained practical experience with cross-platform development and accessibility best practices.