Senior Full Stack Engineer - PHP/Go + Flutter (m/f/x)
Company: SIDES
Role summary
Senior Full Stack Engineer - PHP/Go + Flutter (m/f/x) is a full-time role at SIDES in Stuttgart, Baden-Württemberg, Germany (hybrid). Posted 2026-10-02. Experience level: 5-10.
- Job title
- Senior Full Stack Engineer - PHP/Go + Flutter (m/f/x)
- Company
- SIDES
- Location
- Stuttgart, Baden-Württemberg, Germany
- Work arrangement
- hybrid
- Employment type
- full-time
- Category
- Mobile Development
- Experience level
- 5-10
- Date posted
- 2026-10-02
This is a fantastic opportunity to join a growing tech company that's revolutionizing the hospitality industry. You'll have the chance to work on a comprehensive platform that powers thousands of restaurants, with a focus on reliability and performance. Plus, they offer a permanent position with room for advancement.
Job description
Your mission
About SIDES
Restaurants are where people come together over good food. We build the technology that keeps them running.
SIDES is the operating system for hospitality: POS, payments, delivery, kitchen tools, self-order terminals, apps and webshops on one platform. Thousands of restaurants run on it and millions of transactions flow through it every month, peaking on a Friday night when nothing is allowed to fail.
We have the owner's and the chef's back, so they can focus on their food and their guests. And it is not just code on a screen: our software runs on real hardware in real restaurants, from POS devices to self-order terminals and more.
Our tech stack: Flutter (mobile & web), Go, PHP, and AWS
Your responsibilities
Deliver features end-to-end in a cross-functional team, from ideation and design to implementation, rollout, and operations
Work across the entire stack, from backend to frontend
Use AI tools (e.g., Claude) responsibly and help establish best practices within the team
Ensure operational quality with a strong focus on performance, security, stability, scalability, and observability
Actively contribute to architectural and design decisions
Support and grow the team through mentoring and pair programming
Help define and improve standards for testing, code quality, and CI/CD
Build clean APIs, well-designed data models, and high-performance user experiences
Your profile
Qualification:
Several years of experience as a Senior Full Stack Engineer
Strong experience in backend development with PHP and/or Go, combined with hands-on experience in Flutter
Ability and willingness to work across both backend (PHP/Go) and frontend (Flutter) as part of a unified stack
Pragmatic, solution-oriented mindset with a strong focus on quality
Solid understanding of MySQL, relational data models, and API design
Experience with AWS and containerized deployments; Kubernetes is a plus
Systems thinking across architectural and technological boundaries
Independent, structured working style with strong analytical skills
Fluency in English (required); German is a plus
Perks & Benefits
Our Benefits:
A recipe for success: With over a decade of experience in the gastronomy and delivery industry, SIDES is known as a true specialist in this field. Join a leading player and help shape the future of the market.
Ownership & impact: We give you the space to bring in your ideas, grow your strengths, and take real responsibility. You’ll work independently while being supported by a strong and collaborative team.
High-quality work setup: Modern hardware, ergonomic workstations, and a professional office environment ensure you can do your best work.
Hungry for growth: Continuous learning matters to us. Through regular feedback cycles, we actively support your personal and professional development.
A positive workplace culture: Enjoy a welcoming atmosphere, a trusting team culture, and our well-connected office in the heart of Berlin (Südkreuz).
Workplace Environment Perks:
Central office location in Berlin
Regular office and team events
Snacks and drinks in the office
SIDES Library
Dog-friendly workplace
Onboarding lunch to help you settle in and connect with the team
Your Benefits:
€50 monthly benefit allowance - your choice:
JobRad
Deutschlandticket
Company pension scheme (bAV)
Wellhub
Urban Sports Club: Discounted membership with access to fitness, classes, and wellness activities.
Instahelp: Professional mental health support, available whenever you need it.
INCENT & Corporate Benefits: Attractive employee discounts and exclusive partner offers.
Hybrid work: A mix of office and home office, depending on your role and team.
Flexible working hours: Working hours that fit your daily life and offer real flexibility.
December 24th & 31st off: Fully off without deducting vacation days.
Company events: Our annual highlights - the SIDES Summer Party and our Christmas Get-together.
About us
At SIDES, we are transforming the gastronomic delivery industry with our cutting-edge, cloud-based software. Our innovative, modular system is designed to meet the unique needs of each business, providing flexibility and scalability. With modules such as POS systems, webshops, apps, call centers, merchandise management, and vehicle and fleet management, we empower our clients to excel.
Join SIDES and be part of a dynamic team dedicated to driving success in the delivery service industry through technology and innovation. Experience the future with us and make a real impact.
Apply for Senior Full Stack Engineer - PHP/Go + Flutter (m/f/x) at SIDES