PHP Developer

Location: Thanjavur | Experience: 2 to 4 years | Work Mode: Work From Office

Roles & Responsibilities :

Work on the OpenEMR codebase: bug fixes, UI changes, custom module development
Upgrade OpenEMR across versions — handle PHP upgrades, database migrations, resolve breaking changes, merge upstream updates with our customizations
Work on billing/claims integration: X12 837 claim generation, 835 ERA processing, and clearinghouse API integration (ClaimRev)
Manage multi-tenant setup: creating new client sites, configuring databases, and handling per-tenant customization.
Build and ship business features. Requirements may come from internal stakeholders (billing team, operations, marketing/sales) and require fast iteration without breaking clinical/billing workflows
Docker-based deployment and maintenance on AWS (Lightsail)
Coordinate with the billing team to understand real-world healthcare workflows
Provide production support when needed — investigate issues using logs/debugging, apply safe fixes, and communicate status clearly

PHP (2-4 years hands-on) — must be comfortable with both OOP and legacy procedural code
MySQL / MariaDB: queries, schema changes, database migrations.
jQuery, HTML/CSS, Bootstrap — frontend modifications
Git: Daily usage, branching, and PRs
Comfortable resolving merge conflicts during upgrades; can handle upstream OpenEMR merges with our customizations
Linux basics: command line, file permissions, services
Docker: Should know how containers work, docker-compose
Legacy debugging skills: ability to trace unfamiliar code, reproduce issues, use logs effectively, and debug safely (Xdebug knowledge is a plus)
HIPAA + security basics — understands PHI handling expectations (no PHI in logs, access control awareness, secure config/secrets handling)
Multi-tenant awareness — understands tenant isolation and avoids crosstenant data leakage

Good to have (will strongly prefer)
OpenEMR experience: customization, module development, version upgrades, multi-site setup
US healthcare domain knowledge: patient flow, insurance billing, eligibility, claims, denials. X12 EDI experience: 270/271, 837, 835
AWS—Lightsail, basic familiarity with backups/restore and deployment workflows
Composer — dependency management, autoloading, and safely upgrading packages.
Laminas/Zend Framework — reading/working within the framework patterns used by OpenEMR
MySQL performance basics: Indexes, slow query investigation
Templating engines: Smarty/Twig (depending on module/version)
REST API development
Prior healthcare/EHR product experience