Professional Full Stack Engineer – PHP/Go + Frontend (m/f/x)

SIDES (SimplyDelivery GmbH); Berlin; On-site; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Central office location in Berlin

Regular office and team events

Snacks and drinks in the office

SIDES Library

Dog-friendly workplace

Onboarding lunch

€50 monthly benefit allowance

JobRad

Deutschlandticket

Company pension scheme (bAV)

Wellhub

Urban Sports Club: fitness & wellness

Instahelp: mental health support

INCENT & Corporate Benefits

Hybrid work

Flexible working hours

December 24th off

December 31st off

Company events

Job summary

SIDES is hiring a Senior Full Stack Engineer in Berlin to deliver end-to-end features across backend and frontend, leveraging PHP/Go and modern frontend tech. The team emphasizes performance, security, and observability while exploring AI tooling in a pragmatic way.

You will contribute to architecture, collaborate with engineers, and uphold high-quality CI/CD practices in a hybrid office setting at SIDES. English proficiency is required; German is a plus.

Qualifications

• Several years of experience as a Full Stack Engineer.
• Backend development with PHP and/or Go and frontend experience.
• Willingness to work across backend and frontend as part of a unified stack.
• Strong focus on quality and pragmatic problem-solving.
• Solid understanding of MySQL and API design.
• Experience with AWS and containerized deployments; Kubernetes is a plus.
• Good systems thinking across architectural and technological boundaries.
• Independent, structured working style with analytical skills.
• Fluency in English (required); German is a plus.

Responsibilities

• Deliver features end-to-end in a cross-functional team from ideation to operations.
• Work across the stack from backend services to web frontend applications.
• Use AI tools responsibly and contribute to best practices within the team.
• Ensure performance, security, stability, scalability, and observability.
• Contribute to architectural and design decisions together with the team.
• Collaborate with engineers via pair programming, code reviews, and knowledge sharing.
• Follow and improve testing, code quality, and CI/CD standards.
• Build clean APIs, well-designed data models, and high-performance frontend experiences.

Skills

Full Stack Engineer

PHP

Go

Frontend development

MySQL

AWS

CI/CD

API design

English fluency

German a plus

Tools

Docker

Kubernetes

CI/CD tooling

Job description

Your missionAbout SIDESRestaurants 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 includes Go, PHP, AWS, and modern frontend technologies

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 services to web frontend applications
• Use AI tools (e.g. Claude) responsibly and contribute to best practices within the team
• Ensure operational quality with a strong focus on performance, security, stability, scalability, and observability
• Contribute to architectural and design decisions together with the team
• Collaborate closely with other engineers through pair programming, code reviews, and knowledge sharing
• Follow and contribute to improving standards for testing, code quality, and CI/CD
• Build clean APIs, well-designed data models, and intuitive, high-performance frontend experiences

Your profileQualifications:

• Several years of experience as a Full Stack Engineer
• Strong experience in backend development with PHP and/or Go, combined with hands-on experience in modern frontend development
• Ability and willingness to work across both backend (PHP/Go) and frontend technologies 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
• Good systems thinking across architectural and technological boundaries
• Independent, structured working style with strong analytical skills
• Fluency in English (required); German is a plus

Perks & BenefitsOur 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.

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