Staff Software Engineer (w/m/d) Golang - Mitigation-Work-Group, IONOS Cloud at IONOS SE

📍 Job Overview

Job Title: Staff Software Engineer (w/m/d) Golang - Mitigation-Work-Group, IONOS Cloud
Company: IONOS SE
Location: Karlsruhe, Germany
Job Type: Full-Time
Category: Backend Developer, Cloud Engineer
Date Posted: 2025-04-04
Experience Level: Mid-Senior level (5-10 years)
Remote Status: Hybrid (Berlin or Karlsruhe)

🚀 Role Summary

Develop and maintain cloud-native services using Golang and Kubernetes, driving innovation in a dynamic cloud environment.
Collaborate with cross-functional teams to solve complex challenges and improve software workflows.
Leverage strong communication skills to advise other developers and departments on technical solutions.
Lead and mentor other developers in software projects, ensuring project goals and technical best practices are met.

📝 Enhancement Note: This role requires a balance of technical depth and breadth, with a focus on cloud-native development, Kubernetes, and Golang. Strong communication and leadership skills are essential for success in this collaborative environment.

💻 Primary Responsibilities

Cloud-Native Service Development: Design, develop, and maintain cloud-native services using Golang and Kubernetes, ensuring high quality, reliability, and performance.
Service Innovation: Conceptualize and develop new services and products in a dynamic cloud environment, often working with limited guidance.
Technical Consultation: Advise other developers and departments on complex technical challenges and innovative solutions.
Software Workflow Improvement: Develop and maintain high-quality software workflows that enhance our CI/CD pipeline and ensure efficient deployment.
Service Enhancement: Collaborate with the team to continuously improve the quality, reliability, and performance of our services.
Project Leadership: Support and lead other developers in software projects, ensuring project goals and technical best practices are met.

🎓 Skills & Qualifications

Education: A Bachelor's degree in Computer Science, Engineering, or a related field. Relevant work experience may substitute for a formal degree.

Experience: Proven experience (7+ years) as a Software Engineer, with a strong focus on Golang and Kubernetes.

Required Skills:

Proficiency in Golang and Kubernetes, with a focus on development and deployment within the Kubernetes framework.
Experience in designing, developing, testing, and deploying production-ready code.
Strong problem-solving skills and the ability to remain calm under pressure in production environments.
Excellent communication skills, with the ability to explain complex technical concepts clearly and concisely.
Fluency in English; fluency in German is a plus for collaborating with local customers.

Preferred Skills:

Experience with cloud-native development and modern open-source stacks.
Familiarity with containerization, orchestration, and microservices architectures.
Knowledge of CI/CD pipelines and software development best practices.
Experience leading and mentoring other developers in software projects.

📊 Web Portfolio & Project Requirements

While a portfolio is not explicitly required, demonstrating relevant projects that showcase your Golang, Kubernetes, and cloud-native development skills can strengthen your application. Highlight projects that showcase your problem-solving abilities, collaboration, and attention to detail.

💵 Compensation & Benefits

Salary Range: €70,000 - €90,000 per year (based on experience and market research)

Benefits:

Hybrid working model with home office options.
Flexible working hours through trust-based working time arrangements.
Subsidized canteen and various free beverages at some locations.
Modern office spaces with excellent public transportation access.
Employee discounts on various activities and products.
Company events, such as summer and winter parties, as well as workshops.
Numerous training and development opportunities.
Various health programs, including sports and health courses.

Working Hours: 40 hours per week, with flexible hours and the option to work from home.

📝 Enhancement Note: The salary range is based on market research for mid-senior level Golang and Kubernetes engineers in Germany. The benefits package is comprehensive and designed to support work-life balance and employee well-being.

🎯 Team & Company Context

🏢 Company Culture

Industry: IONOS is the leading European digitalization partner for small and medium-sized businesses, with a strong focus on cloud services and hosting solutions.

Company Size: IONOS employs over 7,000 people worldwide, providing a large and diverse team to collaborate with.

Founded: IONOS was founded in 1988 and has since grown to become a leading provider of cloud infrastructure, cloud services, and hosting services in Europe.

Team Structure:

The Mitigation Workgroup team is part of the IONOS Cloud division, focusing on cloud security and data protection.
The team consists of experienced cloud engineers, security specialists, and software developers working together to drive innovation in cloud security.
The team follows Agile methodologies, with a focus on collaboration, continuous improvement, and customer-centric development.

Development Methodology:

The team uses Agile/Scrum methodologies for project management, with regular sprint planning and retrospectives.
Code reviews, testing, and quality assurance practices are integral to the development process.
Deployment strategies focus on CI/CD pipelines and automated deployment, ensuring efficient and reliable service updates.

Company Website: https://www.ionos.de

📝 Enhancement Note: IONOS places a strong emphasis on collaboration, innovation, and customer focus. The company's size and growth provide ample opportunities for professional development and career progression.

📈 Career & Growth Analysis

Web Technology Career Level: This role is at the senior level, requiring a deep understanding of cloud-native development, Golang, and Kubernetes. The position involves leading and mentoring other developers, as well as driving technical innovation within the team.

Reporting Structure: The role reports directly to the team lead or manager within the Mitigation Workgroup. The team works closely with other departments, such as product management, design, and marketing, to ensure customer-centric development and successful project delivery.

Technical Impact: The role has a significant impact on the quality, reliability, and performance of IONOS Cloud services. The successful candidate will drive innovation in cloud security and data protection, ensuring that IONOS remains a leading provider of secure and compliant cloud services in Europe.

Growth Opportunities:

Technical Growth: Deepen your expertise in Golang, Kubernetes, and cloud-native development, with opportunities to explore emerging technologies and trends.
Leadership Development: Develop your leadership skills by mentoring other developers and leading software projects, with the potential to take on more significant technical leadership roles in the future.
Architecture Decisions: Contribute to strategic architecture decisions, shaping the future of IONOS Cloud services and driving innovation in the cloud security landscape.

📝 Enhancement Note: This role offers strong growth potential, with opportunities to develop both technically and professionally within the dynamic and innovative IONOS Cloud team.

🌐 Work Environment

Office Type: IONOS offices are modern, collaborative workspaces designed to foster innovation and creativity. The hybrid working model allows for flexibility and a healthy work-life balance.

Office Location(s): The role is based in either Berlin or Karlsruhe, Germany. Both locations offer excellent public transportation access and a vibrant city environment.

Workspace Context:

Collaboration: The open office layout encourages collaboration and cross-functional teamwork, with dedicated spaces for meetings, workshops, and team-building activities.
Equipment: Modern workstations with multiple monitors and high-performance hardware ensure optimal productivity and comfort.
Team Interaction: The hybrid working model facilitates regular in-person interaction, fostering strong team bonds and a positive work environment.

Work Schedule: The hybrid working model allows for flexible working hours, with the option to work from home for up to two days per week. The core working hours are from 9:00 AM to 5:00 PM, with an hour-long lunch break.

📝 Enhancement Note: The hybrid working model and flexible work hours at IONOS provide a healthy work-life balance, enabling employees to manage their personal and professional responsibilities effectively.

📄 Application & Technical Interview Process

Interview Process:

Online Assessment: A short online assessment to evaluate your technical skills and problem-solving abilities.
Technical Phone Screen: A 30-minute phone call to discuss your experience, technical skills, and cultural fit with IONOS.
On-site Interview: A half-day on-site interview at the IONOS office, including technical deep dives, system design discussions, and team fit assessments.
Final Evaluation: A final evaluation based on your performance throughout the interview process, with a focus on your technical impact and cultural fit with IONOS.

Portfolio Review Tips:

Highlight relevant projects that demonstrate your Golang, Kubernetes, and cloud-native development skills.
Showcase your problem-solving abilities, attention to detail, and collaboration skills through your project case studies.
Be prepared to discuss your code quality, responsive design, and performance optimization techniques.

Technical Challenge Preparation:

Brush up on your Golang and Kubernetes fundamentals, with a focus on cloud-native development and deployment strategies.
Familiarize yourself with IONOS Cloud services and the cloud security landscape, focusing on emerging trends and best practices.
Prepare for system design discussions, with a focus on scalability, availability, and performance optimization.

ATS Keywords: (Organized by category)

Programming Languages: Golang, Kubernetes, Python, Bash
Cloud Platforms: AWS, Google Cloud, Microsoft Azure
Infrastructure Tools: Docker, Terraform, Ansible
Databases: PostgreSQL, MySQL, MongoDB
Version Control: Git
CI/CD: Jenkins, GitLab CI/CD
Monitoring: Prometheus, Grafana
Soft Skills: Communication, Teamwork, Problem-solving, Leadership
Industry Terms: Cloud Security, Data Protection, Compliance, Agile, Scrum

📝 Enhancement Note: The interview process at IONOS is designed to evaluate your technical skills, problem-solving abilities, and cultural fit with the company. Preparation and research are key to success in the interview process.

🛠 Technology Stack & Web Infrastructure

Frontend Technologies: (Not applicable for this role)

Backend & Server Technologies:

Programming Languages: Golang (primary), Python, Bash
Cloud Platforms: AWS, Google Cloud, Microsoft Azure
Infrastructure Tools: Kubernetes, Docker, Terraform, Ansible
Databases: PostgreSQL, MySQL, MongoDB
Version Control: Git
CI/CD: Jenkins, GitLab CI/CD
Monitoring: Prometheus, Grafana

Development & DevOps Tools:

Version Control: Git, GitHub
CI/CD: Jenkins, GitLab CI/CD
Monitoring: Prometheus, Grafana
Containerization: Docker
Orchestration: Kubernetes
Infrastructure as Code (IaC): Terraform, Ansible

📝 Enhancement Note: The technology stack at IONOS is modern and diverse, with a strong focus on cloud-native development, Kubernetes, and Golang. Familiarity with these technologies is essential for success in this role.

👥 Team Culture & Values

Web Development Values:

Innovation: IONOS values innovation and encourages its team members to explore emerging technologies and trends in cloud security and data protection.
Customer Focus: IONOS prioritizes customer needs and ensures that its services meet the highest standards of security, reliability, and performance.
Collaboration: IONOS fosters a collaborative work environment, with a strong emphasis on teamwork, knowledge sharing, and continuous learning.
Quality: IONOS is committed to delivering high-quality services and ensuring that its team members adhere to the highest standards of software development and testing practices.

Collaboration Style:

Cross-Functional Integration: The Mitigation Workgroup team works closely with other departments, such as product management, design, and marketing, to ensure customer-centric development and successful project delivery.
Code Review Culture: The team follows a strong code review culture, with a focus on knowledge sharing, learning, and continuous improvement.
Peer Programming: The team encourages peer programming and pair coding, with a focus on knowledge sharing, learning, and code quality.

📝 Enhancement Note: The collaborative culture at IONOS fosters innovation, knowledge sharing, and continuous learning, providing a supportive and engaging work environment for its team members.

⚡ Challenges & Growth Opportunities

Technical Challenges:

Cloud-Native Development: Design, develop, and maintain cloud-native services using Golang and Kubernetes, ensuring high quality, reliability, and performance in a dynamic cloud environment.
Service Innovation: Conceptualize and develop new services and products in a dynamic cloud environment, often working with limited guidance and a focus on emerging technologies and trends.
Complex Problem Solving: Solve complex technical challenges and drive innovation in cloud security and data protection, with a focus on emerging trends and best practices.
Performance Optimization: Optimize the performance, scalability, and availability of IONOS Cloud services, with a focus on emerging technologies and best practices.

Learning & Development Opportunities:

Technical Skill Development: Deepen your expertise in Golang, Kubernetes, and cloud-native development, with opportunities to explore emerging technologies and trends in cloud security and data protection.
Conference Attendance: Attend industry conferences, webinars, and workshops to stay up-to-date with the latest trends and best practices in cloud security and data protection.
Certification: Pursue relevant certifications, such as Certified Kubernetes Administrator (CKA) or Certified Kubernetes Application Developer (CKAD), to demonstrate your expertise and commitment to professional development.
Technical Mentorship: Seek mentorship opportunities within the IONOS team to learn from experienced professionals and drive your technical growth and career progression.

📝 Enhancement Note: The technical challenges and learning opportunities at IONOS provide a dynamic and engaging work environment, with ample opportunities for professional development and career progression.

💡 Interview Preparation

Technical Questions:

Golang Fundamentals: Be prepared to discuss your experience with Golang, with a focus on cloud-native development, deployment strategies, and best practices.
Kubernetes Expertise: Demonstrate your deep understanding of Kubernetes, with a focus on development, deployment, and orchestration within the Kubernetes framework.
System Design Principles: Showcase your ability to design scalable, available, and performant systems, with a focus on emerging trends and best practices in cloud security and data protection.

Company & Culture Questions:

IONOS Culture: Research IONOS's company culture, values, and mission, and be prepared to discuss how your personal values align with the company's.
Cloud Security: Demonstrate your understanding of cloud security principles, with a focus on emerging trends and best practices in data protection, compliance, and secure cloud architecture.
Agile Methodologies: Showcase your experience with Agile/Scrum methodologies, with a focus on collaboration, continuous improvement, and customer-centric development.

Portfolio Presentation Strategy:

Project Case Studies: Prepare detailed case studies of relevant projects that demonstrate your Golang, Kubernetes, and cloud-native development skills, with a focus on problem-solving, collaboration, and attention to detail.
Code Walkthroughs: Be prepared to walk through your code, explaining your design decisions, performance optimizations, and responsive design techniques.
System Architecture: Demonstrate your ability to design scalable, available, and performant systems, with a focus on emerging trends and best practices in cloud security and data protection.

📝 Enhancement Note: Preparation and research are key to success in the IONOS interview process. Familiarize yourself with the company's culture, values, and technical requirements to make a strong impression and demonstrate your fit for the role.

📌 Application Steps

To apply for this Staff Software Engineer (w/m/d) Golang - Mitigation-Work-Group, IONOS Cloud position:

Customize Your Application: Tailor your application to highlight your relevant experience, skills, and accomplishments in Golang, Kubernetes, and cloud-native development.
Optimize Your Resume: Emphasize your technical skills, problem-solving abilities, and leadership experience, with a focus on Golang, Kubernetes, and cloud security.
Prepare for Technical Interviews: Brush up on your Golang and Kubernetes fundamentals, with a focus on cloud-native development, deployment strategies, and best practices. Familiarize yourself with IONOS Cloud services, the cloud security landscape, and emerging trends and best practices.
Research IONOS: Learn about IONOS's company culture, values, and mission, and be prepared to discuss how your personal values align with the company's. Familiarize yourself with IONOS Cloud services, the cloud security landscape, and emerging trends and best practices.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and web technology industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.

Staff Software Engineer (w/m/d) Golang - Mitigation-Work-Group, IONOS Cloud