Karlo Benčić

Developed a scalable back-office platform at Kimeru BV, implementing microservices architecture with .NET Core, Angular, and RabbitMQ, achieving 24/7 system availability

Built cross-platform legal case management system integrated with Croatian government digital services using React Native and Expo

Constructed membership and event management platform for Croatian Chemical Society with automated workflows and centralized data management

Designed scalable back-office system for a social support project at Peoples Place Community Partnerships, applying Clean Architecture and Domain-Driven Design principles

Integrated advanced AI capabilities by training custom models, utilizing vector databases for efficient RAG and LangChain to streamline AI workflows

Built a comprehensive ecosystem for image signing, verification, and management using C2PA standard

Solely architected and implemented both backend and frontend systems, ensuring full AWS serverless deployment (Lambda, DynamoDB, S3, CloudFront, SQS, SNS, SST)

Engineered a proprietary SDK featuring advanced protect and inspect methods, complete with detailed Fumadocs documentation for streamlined integration

Integrated private Certificate Authority for ephemeral certificate generation and management

Created public API for third-party verification

Contributed to the open-sourced TypeScript SDK for C2PA

Designing and overseeing the migration of monolith system to the cloud using microservices architecture

Developing and implementing a strategic roadmap for the migration process, ensuring minimal disruptions to ongoing operations

Architecting and implementing DevOps practices to streamline deployment processes and enhance system reliability

Establishing and enforcing best practices for code quality, security, and scalability within the microservices ecosystem

Providing technical guidance and mentorship to the development team, fostering a culture of continuous learning and innovation

Managing and optimizing the cloud infrastructure on AWS to meet performance, security, and scalability requirements

Implementing CI/CD pipelines using GitHub Actions to automate the build, test, and deployment processes for microservices

Introducing AI-powered solutions like Flowise AI and LangChain to enhance system capabilities and automate tasks

Worked as a subcontractor for Fontem Ventures B.V. on a multi-vendor platform that supports multi-brands and multi-markets in both standardized and localized formats

Optimized platform performance through microservices tuning and caching strategies, and reduced deployment errors via centralized configuration management

Successfully integrated key third-party services, including Contentful and Commercetools, to enhance platform capabilities

Mentored team of multiple developers, improving code quality and reducing technical debt

Implemented monitoring and alerting system achieving 99.9% platform availability

Architected a robust reporting application for Croatian Railways using .NET and React

Implemented comprehensive DevOps practices on an Extended Producer Responsibility (EPR) greenfield project as a subcontractor for GS1

Software architect and lead mobile developer on public transport eTicketing in the city of Split and electronic toll collection systems on Croatian highways

Delivered high-quality web solutions using .NET and React, alongside mobile applications developed with React Native, ensuring smooth integration with Google API, Firebase, and GTFS data for accurate trip planning and real-time updates

Engineered seamless integrations with payment providers, real-time vehicle data from on-board units, back-office systems, and fleet management platforms to support end-to-end service delivery

Implemented advanced authentication and authorization frameworks using Keycloak and LDAP, while optimizing system performance with technologies such as MongoDB, MSSQL, Redis, gRPC, and RabbitMQ

Refined development processes and mentored team members, serving as a lecturer for university students at the internal academy

Full-stack web developer using Java and React for the government project 'Jedinstveno Upravno Mjesto' led by FINA (Croatian Financial Agency)

Developed digital services unifying citizen forms and requests into a single application as part of the e-Građani (e-Citizens) platform

Integrated with NIAS (eIDAS) for user authentication and authorization by working with ID cards, digital certificates, and cryptographic methods to ensure secure and compliant identity verification

Integrated IPG provider CorvusPay for payment processing

Founded and managed a dedicated development team for game development

Developed and published over 20 web, mobile and PC games with over 5 million players in total

Engineered, optimized, and published games on major platforms including Google Play and the App Store, ensuring optimized performance, reduced build sizes, and quality cross-platform experiences

Integrated essential game components such as in-app purchases, ads, leaderboards, achievements, and social gaming services (Apple Game Center, Google Play Games Services), alongside robust analytics and monetization strategies

Oversaw complete game development cycles, from initial concept and technical design to deployment and maintenance, incorporating advanced techniques like reverse engineering and code obfuscation