Senior Full-Stack Web Architect (Symfony/React & APIs)

readdle70; United States; Remote; USD 140,000 - 180,000; Full time

Job summary

readdle70 is seeking a senior engineer to build and improve backend services and web applications that support shared platform capabilities, products, and internal teams. This senior role spans technical design through deployment and production monitoring, with responsibility for modernizing existing systems and improving reliability and maintainability.

You will design and maintain backend services and secure REST APIs, own delivery from planning to testing and release, and collaborate with

Qualifications

• 5+ years of professional experience building and scaling web apps (Symfony and React.js).
• Experience designing REST APIs and microservices with versioning and event-driven patterns.
• Hands-on Docker and understanding of CI/CD and deployment processes.
• Experience with relational and non-relational databases, data modeling, caching.
• Ability to write unit and integration tests and maintain high code quality.
• Strong ownership, communication, and problem-solving skills; deliver independently.

Responsibilities

• Design and maintain backend services, web apps, REST APIs, and microservices.
• Own delivery from planning and API design through testing, deployment, and monitoring.
• Refactor legacy systems, reduce technical debt, contribute to architecture with leadership.
• Document systems and establish coding practices for knowledge sharing.
• Help teams deliver integrations across products and internal systems.
• Balance performance, scalability, and maintainability with product needs.

Skills

Symfony

React.js

REST APIs

Microservices

Testing (unit & integration)

Ownership & communication

Problem-solving

Tools

Docker

CI/CD

Git

Job description

readdle70 is seeking a senior engineer to build and improve backend services and web applications that support shared platform capabilities, products, and internal teams. This senior role spans technical design through deployment and production monitoring, with responsibility for modernizing existing systems and improving reliability and maintainability.

You will design and maintain backend services and secure REST APIs, own delivery from planning to testing and release, and collaborate with