Type: Fixed-Price (No hourly work) Location: Remote Start: Immediate Ex-10+ years Responsibilities Take over and work on an existing Yii2-based web application. Develop new modules, improve existing features, and ensure scalability. Implement secure and optimized backend logic using PHP (Yii2). Create and integrate APIs for seamless functionality. Collaborate on UI/UX improvements with front-end technologies (HTML, CSS, JS, Bootstrap). Maintain code quality through testing, debugging, and documentation. Deliver all milestones strictly within the agreed timelines and scope. Requirements Strong experience with PHP (Yii2 Framework) and MySQL. Solid front-end skills in HTML, CSS, JavaScript, Bootstrap. Experience refactoring and maintaining existing codebases. Proven record of completing fixed-price, milestone-based projects. Excellent debugging and performance optimization skills. Familiarity with Git version control and deployment workflows. Preferred Skills Experience with API integrations (REST / Web3 / third-party services). Understanding of blockchain or Web3.js concepts (optional). Familiarity with AWS / Google Cloud / CI-CD pipelines. Knowledge of modern front-end frameworks (React, Vue.js). What We Expect Commitment to fixed-price deliverables with transparent communication. Clean, well-documented, production-ready code. Regular progress updates and timely milestone completion.