Senior Software Engineer: Laravel, Next.js & PostgreSQL

PETROFF AVOCATS; Paris; On-site; EUR 70,000 - 100,000; Full time

Job summary

PETROFF AVOCATS is seeking a Senior Software Engineer to join our engineering team and help scale a large production application used by clients in the legal sector. You will own features end-to-end, from backend Laravel APIs to the Next.js frontend, while migrating MongoDB to PostgreSQL and optimizing queries.

You’ll collaborate with a DevOps-focused team on deployments, CI/CD, and infrastructure improvements, working on a production system that values clarity, reliability, and performance.

Qualifications

• Minimum 5 years of professional software development experience.
• Strong expertise in Laravel.
• Strong experience with Next.js and React.js.
• Experience working with PostgreSQL.
• Good understanding of MongoDB.
• Experience building and consuming REST APIs.
• Hands-on experience with Docker.
• Experience working on Linux servers.
• Understanding of CI/CD workflows.
• Strong debugging and problem-solving skills.
• Experience working on production applications.
• Ability to quickly understand large codebases.
• Good communication and teamwork skills.

Responsibilities

• Develop new features for an enterprise-scale web application.
• Understand and work within an existing production codebase.
• Build and maintain Laravel APIs and backend services.
• Develop frontend features using Next.js and React.
• Complete the migration from MongoDB to PostgreSQL.
• Optimize PostgreSQL queries and database performance.
• Integrate and maintain third-party APIs.
• Manage cron jobs, queues, scheduled tasks, and background workers.
• Collaborate with the DevOps engineer on deployments, CI/CD, and infrastructure improvements.
• Troubleshoot production issues and implement long-term solutions.
• Optimize application performance, scalability, and security.
• Participate in architecture discussions and code reviews.
• Mentor junior developers when needed.

Skills

Laravel expertise

Next.js & React.js

PostgreSQL

REST APIs

Docker

CI/CD

Problem solving

Tools

Laravel

Next.js

React.js

PostgreSQL

MongoDB

Docker

Linux

Nginx

Git

CI/CD

Cloudflare

Job description

PETROFF AVOCATS is seeking a Senior Software Engineer to join our engineering team and help scale a large production application used by clients in the legal sector. You will own features end-to-end, from backend Laravel APIs to the Next.js frontend, while migrating MongoDB to PostgreSQL and optimizing queries.

You’ll collaborate with a DevOps-focused team on deployments, CI/CD, and infrastructure improvements, working on a production system that values clarity, reliability, and performance.