Senior PHP Developer Analyst

Description

Job Summary: We are seeking a Senior PHP Developer to work on strategic projects, ensuring continuous system evolution, integration security, and high technical quality. Key Highlights: 1. Participation in strategic projects with a focus on technical quality 2. Development and maintenance of native PHP applications and RESTful APIs 3. Collaboration with architects and business areas in requirement specification We are looking for a **Senior PHP Developer** to work on strategic projects, ensuring continuous evolution of internal systems, integration security, and high technical quality of deliverables. If you are analytical, detail-oriented, committed to best practices, and enjoy tackling complex challenges, this role is for you! Join Onset! **Responsibilities and Duties** * Develop and maintain native PHP applications running on IIS, integrated with SQL Server and other internal systems; * Implement, enhance, and support RESTful APIs and SOAP services, ensuring security, performance, and quality of internal integrations; * Analyze technical and business requirements, propose viable solutions, and break them down into development tasks; * Model and optimize relational databases (SQL Server), including queries, stored procedures, and functions; * Ensure code quality by applying best practices, development standards, code reviews, and testing; * Collaborate with analysts, architects, and business areas in requirement specification and system integrations; * Author and update technical documentation for services, integrations, routines, and developed components; * Perform analysis and resolution of production incidents, identifying root causes and proposing permanent improvements; **Requirements and Qualifications** **Knowledge:** * Solid experience in software development using PHP 7\.4\+ (native PHP) in production environments * Experience in relational database modeling, with focus on SQL Server * Experience with agile methodologies (Scrum/Kanban) — principles, workflow management, and ceremonies * Experience in developing and consuming RESTful APIs, including endpoint modeling, versioning, authentication/authorization, error handling, performance, and security best practices * Experience in developing and consuming SOAP services, including contract definition (WSDL), integration with legacy systems, error handling, performance, and security best practices * Strong understanding of web development, including HTTP/HTTPS, cookies, sessions, CORS, best practices, privacy, and security. Specific Knowledge * Proficiency in PHP 7\.4\+ (native), object-oriented programming, array manipulation, sessions, error/exception handling, and best practices for code organization; * HTML5, CSS3, Bootstrap, and JavaScript at a sufficient level for maintaining and enhancing web interfaces; * Experience accessing SQL Server databases via; **Desirable** * Experience with version control using Git (branching, pull requests, code review); * Experience developing PHP applications running on IIS, including site and application pool configuration, FastCGI, URL Rewrite, permissions, logging, and troubleshooting;  **Differentiators:** * Experience in critical and complex system environments (high availability, large data volumes, multiple integrations); * Experience with Java for understanding, integrating, or maintaining legacy services; * Knowledge and experience using AI in the software development lifecycle (AI-assisted development tools such as Copilot, Cursor, ChatGPT, etc.); * Experience integrating AI into applications, such as AI agents, internal chatbots/assistants, automated document generation, and intelligent features supporting continuous application evolution; * Familiarity with AI-powered no-code/low-code platforms will be considered a plus; * Knowledge of Docker or other container technologies for standardizing development environments; * Experience with React Native for mobile application development integrated with peripherals (biometric/fingerprint scanners, signature pads, etc.); * Experience with automated testing in PHP; **Additional Information** Contract Type: PJ (Individual Entrepreneur) Location: São José dos Campos Working Hours: Business hours, Monday to Friday On-site Availability: Occasional weekend, holiday, or *go-live* and *deployment* period on-call duties may apply. We are an IT & Communications (Information Technology) services company capable of meeting all your enterprise’s IT needs. We offer specialized professionals in Technical Support, PMOaaS (Project Management as a Service), PMO (Project Management Office), System and Application Development, Risk Analysis, Infrastructure Monitoring, Cloud Computing Solutions, Network Management, Information Security, and LGPD Compliance. OnSet has been operating in the Information Technology market since 1996 and is committed to delivering IT services based on industry best practices (ITIL, SCRUM, AGILE, PMP), focused on value generation, optimization, and cost reduction. OnSet’s differentiated offerings help clients plan, implement, and operate their technological environments with maximum resource optimization, enhancing technology utilization and human talent development.