Senior Outsourced PHP Developer Job at Reef, Ukraine

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  • Reef
  • Ukraine

Job Description

Why this role exists

We’re building and evolving a custom PHP web application that powers real-world operations. No hand-holding frameworks here — just clean, object‑oriented PHP , RESTful services , and a stack that rewards engineers who love understanding how things actually work.

If you enjoy getting close to the metal with Core/Vanilla PHP , care about performance, and can comfortably move between data layers, UI, and cloud infrastructure, you’ll feel right at home.

What you’ll do (the work)

  • Ship features end‑to‑end in a framework‑free, OOP PHP codebase (namespaces, interfaces, traits, SOLID principles).
  • Design and implement RESTful endpoints ( JSON ), including request validation, pagination, error handling, and versioning.
  • Write robust SQL (DDL/DML), optimise queries and indexes, and integrate via PDO with prepared statements.
  • Work with MongoDB for document‑oriented use cases; design efficient schemas and aggregation pipelines where relevant.
  • Build and enhance front‑end interactions with jQuery , HTML/CSS , and Tailwind CSS for fast, clean UI work.
  • Integrate external APIs ( REST/Webhooks ), handle OAuth /token flows, retries, idempotency, and rate‑limit strategy.
  • Operate in AWS : deploy apps on Elastic Beanstalk , manage assets in S3 , use DynamoDB where appropriate, and keep environments healthy (logs, scaling, env vars).
  • Handle SSL/TLS certificate management and DNS via Cloudflare ; ensure zero‑downtime renewals and sane caching rules.
  • Work with WordPress CMS where needed (content ingestion/integration, headless endpoints, custom fields/templates).
  • Pair closely with another Senior Developer who knows the platform inside‑out; take part in code reviews and architecture discussions.
  • Own quality: write pragmatic tests, instrument metrics, document decisions, and leave the codebase tidier than you found it.

The environment (important context)

No modern PHP frameworks. We use Core/Vanilla PHP with strong OOP . If your superpower is Laravel or Symfony only, this role isn’t the right fit.

We follow OOP and RESTful design practices, emphasising clarity, testability, and performance.

We value speed with discipline: small PRs, sensible testing, continuous improvement.

Must‑have skills & experience

  • Core/Vanilla PHP (7.x/8.x ) with OOP : interfaces, traits, namespaces, dependency injection, SOLID .
  • RESTful API design & implementation ( JSON ), auth patterns, and versioning.
  • SQL mastery (query optimisation, indexing, transactions) and PDO best practices.
  • MongoDB fundamentals (schema design, aggregations, performance basics).
  • Front‑end: jQuery , semantic HTML , modern CSS , and Tailwind CSS utility workflows.
  • External API integrations ( OAuth , webhooks , retries, idempotency, error/bounce handling).
  • AWS : Elastic Beanstalk deployments, S3 lifecycle, DynamoDB usage, environment configuration, logging/monitoring basics.
  • Security: input validation, CSRF/XSS/SQL injection prevention, secrets management, and safe file handling.
  • SSL/TLS & DNS via Cloudflare (including HSTS, redirects, caching/CDN rulesets, cert renewals).
  • WordPress CMS experience (admin/config, theme/plugin interaction, or headless/ REST usage).
  • Git and collaborative workflows (feature branches, code reviews, CI basics).
  • Comfortable with Linux/CLI for diagnostics and automation.

Nice to have (bonus points)

  • Experience with queues/workers for background jobs.
  • Testing: PHPUnit or similar; integration test mindset.
  • Performance profiling ( Xdebug/Blackfire ) and caching strategies ( OPcache /application‑level caching).
  • Observability basics (structured logging, alerts, dashboards).

What success looks like

30 days

  • Onboarded, local/dev environments humming, shipping small improvements and fixes.
  • Demonstrates understanding of domain models and core modules.

60 days

  • Independently delivering medium‑sized features end‑to‑end.
  • Improving SQL queries and indexes, reducing response times and error rates.

90 days

  • Co‑owning a roadmap area; proposing architecture improvements.
  • Raising overall code quality with patterns, guardrails, and clear documentation.

How we work

  • Remote first. Clear written communication is king.
  • Ticketed workflow with lightweight specs and acceptance criteria.
  • Code reviews for every PR; pair programming with the platform owner for complex changes.
  • Pragmatic documentation (readmes/ADR notes) close to the code.

Job Tags

Full time

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