Senior Symfony Backend Developer

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Terrabit Networks Pte. Ltd.

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2006

📡 Telecommunications

🏢 Enterprise

🤝 B2B

Telecommunications • Enterprise • B2B

Terrabit Networks Pte. Ltd. is a Singapore-based IT and telecommunications solutions provider that designs, implements and manages resilient enterprise IT infrastructure. The company offers managed IT services, cloud-based solutions, system integration, datacentre and telecommunications engineering, and backup/storage solutions (HPE + Veeam), often delivered with partners such as Extreme Networks. Terrabit focuses on high-availability, redundant systems, network performance, security and managed operations to let business customers outsource infrastructure and maintain uptime.

📋 Description

• Lead backend development with Symfony 7.4, API Platform, and MongoDB (Doctrine ODM) • Design and implement API resources, custom operations, filters, and security rules • Optimize high-traffic endpoints and high-volume traffic/consumption processing • Evolve asynchronous processing with Symfony Messenger and RabbitMQ (workers, retries, routing) • Own subscription lifecycle logic (workflows, entitlements, plan changes, top-ups) • Integrate and maintain payment providers (e.g. Paddle, crypto gateways) • Develop and maintain data pipelines between MongoDB and ClickHouse for analytics • Strengthen API security (JWT, OAuth, authorization, rate limiting) • Improve CI/CD and developer experience with Docker and GitHub Actions • Use AI coding tools (Cursor, Claude, Codex, or similar) to accelerate delivery while keeping code reviewable and high quality • Lead code reviews and mentor teammates

🎯 Requirements

• Symfony expertise: 5+ years professionally with Symfony, including Security, Serializer, Validator, Messenger, and Workflow • API development: Strong experience with API Platform (or equivalent REST API frameworks) — custom operations, DTOs, filters, extensions • Document databases: Hands-on MongoDB + Doctrine ODM, including schema design, indexing, and query optimization for large datasets • Message queues: Production experience with RabbitMQ or similar brokers for async workloads • Performance: Ability to optimize PHP apps for throughput, memory, and latency • Security: Solid grasp of web security, JWT auth, and safe payment/callback handling • Quality: Comfortable with automated testing (PHPUnit), static analysis, and code review standards • AI-assisted development: Practical experience working with AI tools such as Cursor, Claude, or Cortex — writing effective prompts, reviewing AI-generated code critically, and integrating these tools into a productive engineering workflow

🏖️ Benefits

• 20 days paid annual leave • 5 paid sick days • US$800/year office and equipment allowance • Quarterly profit-sharing • Full remote work • High autonomy and direct access to company decision-makers • Collaborative team with experienced developers • An engineering culture that treats AI tools as first-class productivity multipliers