Backend Team Lead (Symfony)

CapsLock

18h•Remote

About The Position

CapsLock is looking to hire a highly skilled Web Development Team Lead with a strong background in PHP (primary) and Golang to lead our engineering team. You will oversee the technical direction of projects, mentor developers, coordinate cross-team collaboration, and ensure high-quality delivery across our systems. As a Team Lead, you will balance hands-on development with leadership responsibilities, driving improvements in architecture, code quality, performance, and development processes. You will also play an essential role in building and scaling the team — participating in hiring, onboarding, skill development, and shaping the engineering culture. We have a strong IT team with a collaborative culture, and you will be a key contributor to the next stage of our web engineering growth.

Requirements

4+ years of professional backend development experience.
Strong expertise in PHP (7.4+) and frameworks such as Symfony.
Hands-on experience with Golang for services or new components.
Solid understanding of OOP, design patterns, and clean architecture.
Experience designing and maintaining scalable backend systems and microservices.
Proficiency with SQL (MySQL/PostgreSQL), query optimization, and data modeling.
Experience working with Git, Git-based workflows, and CI/CD pipelines.
Experience with Docker, Kubernetes, and cloud infrastructure.
Familiarity with TDD, DDD, and automated testing approaches.
Experience with messaging systems (RabbitMQ, Kafka, etc.).
Strong understanding of caching, performance optimization, and API integrations.
Ability to lead a development team, manage priorities, and drive delivery.
Conversational English level.
Strong communication skills, especially written.

Nice To Haves

Background in system design, architecture review, or technical leadership roles.
A proactive approach to problem-solving and a positive, collaborative attitude.

Responsibilities

Lead a team of backend developers working with PHP (primary) and Golang.
Mentor developers, conduct regular feedback sessions, and support professional growth.
Oversee daily development workflows and ensure the timely delivery of tasks.
Coordinate collaboration between backend, frontend, QA, DevOps, analysts, and product teams.
Participate in defining and maintaining coding standards, best practices, and architectural guidelines.
Participate in planning, estimation, and technical decision-making.
Review code, provide constructive feedback, and ensure code quality across the team.
Drive improvements in performance, scalability, reliability, and security.
Develop and maintain backend services using PHP (Symfony) and Golang.
Optimize and refactor existing services and APIs.
Contribute to complex feature development and key architectural changes.
Troubleshoot production issues and support the team with technical blockers.
Ensure team alignment with Agile practices, sprint planning, and task management in ClickUp.
Improve development workflows, documentation, testing, and CI/CD practices.
Ensure clear communication with product owners and stakeholders.
Participate in hiring and onboarding of new backend developers.