We are looking for a skilled Full-Stack / Backend Engineer to support the development and scaling of an internal platform used for managing a large domain portfolio, websites, and automated content operations. The platform runs in production, has a modular (component-based, API-first) architecture, complex business logic, external integrations, and a high degree of automation. Your primary focus will be on platform architecture, backend stability, performance optimization, and implementation of new modules.
A specialist with 3+ years of experience in PHP, confident working with platforms, APIs, hosting panels, automation pipelines, performance tuning, and complex distributed logic. A proactive engineer who can manage large volumes of domains/websites, work with intricate datasets and integrations, and directly influence architectural decisions and the evolution of the entire system.
Details
Location: Remote
Employment Type: Full-time, long-term
Start Date: ASAP
Language Requirements: English – Intermediate+
Key Responsibilities
Platform Development & Architecture
* Maintain and develop a modular platform (component-based, API-first).
* Design and implement REST APIs: authentication, error handling, data structures, JSON contracts.
* Work with complex business logic: domains, sites, indexing, internal processes.
* Optimize performance: caching, refactoring, profiling, load-handling improvements.
Integrations & Automation
* Integrate external APIs: hosting panels (HestiaCP/VestaCP or equivalents), Cloudflare API (DNS/CDN/SSL), site management tools.
* Automate routine operations: cron jobs, bash scripts, WP-CLI flows, bulk actions across hundreds of domains/websites.
* Work with WordPress: plugin development/extension, automated content workflows, database structure management.
Observability & Stability
* Monitor logs, profile queries, detect bottlenecks, and resolve system issues.
* Implement backup and recovery mechanisms (logic, content, configuration level).
Data Engineering
* Design, update, and migrate database schemas.
* Build and optimize complex SQL queries with indexing and performance tuning.
* Process, transform, and manage large datasets within internal tools.
Requirements
Backend Expertise
* Strong experience with PHP 8.1+ (preferably 8.3): OOP, strict typing, exceptions, traits, namespaces, PSR-4/12.
* Advanced MySQL 8.x skills: JOINs, aggregations, subqueries, index optimization, transactions (ACID), migrations.
* Solid understanding of RESTful API design, validation, error handling, authN/authZ.
Frontend Fundamentals
* Strong JavaScript (ES6+) knowledge: async/await, Fetch API, modular architecture.
* Solid HTML5/CSS3: semantics, responsive layout, Flexbox/Grid, CSS variables.
Practical Experience
* Hosting panels: HestiaCP / VestaCP or similar.
* WordPress: administration, automation, DB structure, WP-CLI — strong advantage.
* Cloudflare API or other DNS/CDN providers.
* Experience with multi-domain / multi-website platforms.
Nice to Have (AI & Automation)
* Semantic search (embeddings + vector DB).
* RAG pipelines for internal data.
* Automated SEO tools, content/config generation.
* Experience with LLM integrations: OpenAI / Anthropic / Gemini API.
* or Python for wrappers and tooling.
* Vector databases: PostgreSQL + pgvector, Qdrant, Milvus, Redis Search.