Available to hire
I’m Marian (Marian Cristian Leca), a backend-focused full-stack software engineer passionate about designing and building scalable APIs, automations, and secure integrations. I work with Node.js, TypeScript, React, and Laravel to deliver production-ready solutions across automation, HR-tech, blockchain, and document processing.
I have hands-on experience collaborating with frontend teams and delivering end-to-end systems, with a track record across multiple domains. I enjoy building robust API-driven data flows, exploring AI-powered workflows, and continuously improving code quality with testing, CI/CD, and DevOps basics.
Skills
Language
Romanian, Moldavian, Moldovan
Fluent
English
Advanced
Work Experience
Software Developer at Neurony Solutions
February 1, 2025 - October 24, 2025Worked on projects involving Vue.js, Laravel, and low-code tools. Designed and implemented applications for waste management, construction sectors, and HR tech, significantly improving operational efficiency and user experience.
Full-Stack Web Developer at Centyso
June 29, 2025 - October 24, 2025Developed custom websites and e-commerce stores using WordPress and Shopify. Focused on responsive design, performance, and SEO strategies while maintaining and updating web applications post-launch.
Backend Developer at Self-employed
May 1, 2021 - October 24, 2025Contributed to the backend of the Orca application using Google Firebase and Node.js. Integrated frontend development with React.js, ensuring a cohesive user experience.
Blockchain Developer at Active Design Pixels SRL
November 1, 2025 - PresentDesign backend services using Node.js, TypeScript and ethers.js to deliver maintainable, production-ready solutions that support secure blockchain operations. Implement secure backend integrations with blockchain APIs to enable secure transaction processing and strengthen transaction integrity across teams. Build reusable React components and establish API-based data flows to streamline frontend-backend integration and improve developer experience. Manage data synchronization using TanStack Query to maintain efficient API-driven state and ensure consistent client-server data. Leverage GraphQL APIs for data querying and integration to support structured, API-driven data access. Add basic unit testing coverage with Jest to validate functionality and improve code reliability.
Full Stack Web Developer at Eprodesign
June 1, 2025 - October 1, 2025Delivered stable, maintainable full-stack web applications using Laravel, Node.js, React, TypeScript and MySQL to support project requirements. Built an internal Operational Excellence (OPEX) system to automate workflows, streamline operations, and reduce manual tasks. Customized WordPress, Shopify, and GoMag CMS platforms to enable tailored content management and e-commerce functionality for clients. Implemented custom integrations with external services to extend platform functionality and enable reliable data exchange. Collaborated with clients through requirements gathering and iterative development to deliver tailored software solutions aligned with client needs.
Fullstack Web Developer (Freelance) at Self-employed
February 1, 2025 - PresentDelivered custom web applications using React, TypeScript, Laravel, and Node.js to provide end-to-end solutions aligned with client requirements. Built REST APIs and implemented authentication systems to enable secure data exchange and controlled user access using Node.js, Laravel, GraphQL and Postman. Integrated third-party services, including payment gateways and analytics tools, to extend functionality and support client business needs. Managed deployments using Docker and implemented CI/CD pipelines to streamline releases and maintain consistent environments. Maintained production systems and delivered regular feature updates to ensure operational stability and continuous improvement. Collaborated directly with clients to define requirements and deliver solutions on schedule, ensuring alignment with project goals.
Software Developer at Neurony Solutions
February 1, 2023 - January 1, 2025Developed full-stack applications using Laravel, Vue.js, React and Node.js within Agile teams, accelerating delivery of features and automation solutions. Built a waste-management optimization platform to automate operational workflows and reduce manual coordination. Designed REST and GraphQL APIs consumed by Vue.js applications to enable consistent frontend data access. Automated business workflows using Airtable, Make, and Zapier to streamline process execution across systems. Developed an LLM- and OCR-based MVP to extract and validate data from construction documents, enabling automated document data processing. Contributed to an HR-tech platform (candidate databases and client portals) and developed an automated CV generator using Laravel and OpenAI APIs to automate résumé creation.
Software Developer at Centyso
March 1, 2020 - November 1, 2020Developed backend functionality using Node.js and Firebase to implement server-side features that supported platform reliability. Implemented Firebase Authentication and Firebase Realtime Database to enable secure user access and real-time data synchronization. Built integrations with Airtable and Integromat to automate data workflows and connect third-party platforms for end-to-end processes. Contributed to frontend development using React to deliver end-to-end solutions and accelerate feature delivery. Bridged backend and frontend through cross-functional teamwork to accelerate delivery and maintain platform reliability.
Education
Bachelor's Degree in Computer Science at Ovidius University, Faculty of Mathematics and Computer Science
October 1, 2015 - July 1, 2017Firefighter and Civil Protection Non-Commissioned Officer at "Pavel Zăgănescu" Firefighter and Civil Protection Non-Commissioned Officer School
August 15, 2017 - May 5, 2023Software Developer Certification at Coders Lab Romania
June 16, 2024 - June 25, 2024Bachelor's Degree in Computer Science / Information Technology at Universitatea 'Ovidius' din Constanța
January 1, 2021 - May 19, 2026Bachelor's Degree in Computer Science / Information Technology at Universitatea „Ovidius” din Constanța
January 1, 2021 - June 5, 2026Qualifications
Oracle Apex Learning and Training
January 11, 2030 - October 24, 2025Industry Experience
Real Estate & Construction, Software & Internet, Education, Computers & Electronics, Professional Services
Skills
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