Senior Platform Engineer

Remote from: Europe
Annual salary: Undisclosed
Salary information is not provided for this position. Check our Salary Directory to estimate the average compensation for similar roles.
Department: Software Engineering
Employment type: Full Time,
Job posted: 1 Jul 2026
Apply before: 1 Aug 2026
Experience level: Senior
Views / Applies: 17 / 3

About company

About Zartis

Your Compass for AI Transformation.

Computer Software
2009

Actively Hiring

AI Summary

Zartis is seeking a Senior Platform Engineer to work on a fashion industry project, leading the evaluation and implementation of an API gateway solution. The role involves consolidating pipelines, building shared platform capabilities, and collaborating with distributed teams. The ideal candidate has a broad technical background in platform engineering, API gateways (e.g., Kong, Envoy), Java/Kotlin, cloud platforms (AWS, Azure, GCP), and Kubernetes. This fully remote position offers a career development program, training allowance, and mentoring opportunities. The company values proactive, communicative engineers who can take end-to-end ownership and work with incomplete requirements.

Role DNA

Job Complexity

Easy Hard

Pace & Pressure

Relaxed Fast-paced

Autonomy Level

Guided Full Ownership

Communication Load

Independent Highly Collaborative

AI Insight The role requires a senior-level engineer with a broad and deep technical skill set, including platform engineering, API gateways, cloud infrastructure, and strong coding abilities, making it challenging. However, the responsibilities are well-defined and the company provides support, so it is not at the maximum difficulty level.

Salary Analysis

AI Insight The salary is not specified in the job listing. Based on US market data for a Senior Platform Engineer, the typical salary range is $100,000 to $200,000, with a median of approximately $150,000. The offered compensation package, which includes remote work, WFH allowance, training, and mentoring, may offset a lower base salary.

Core Skills Required

API Gateway Kong Java Kotlin Kubernetes AWS Azure Platform Engineering CI/CD Cloud Infrastructure

Cover Letter Sample

Dear Hiring Manager,

I am writing to express my strong interest in the Senior Platform Engineer position at Zartis. With over 8 years of experience in platform engineering and a proven track record of designing and scaling API gateways, I am confident in my ability to lead the implementation of a robust API gateway solution for your fashion industry project. My hands-on expertise with Kong, Envoy, and cloud-native technologies aligns perfectly with the requirements outlined in the job description.

In my previous role at a fintech company, I successfully consolidated CI/CD pipelines, introduced security standards, and built shared platform capabilities that improved developer productivity by 30%. I thrive in autonomous, cross-functional teams and am adept at translating business objectives into technical solutions while maintaining clear communication with stakeholders.

I am particularly drawn to Zartis's commitment to innovation and career growth, and I would welcome the opportunity to contribute to your team. Thank you for considering my application. I look forward to discussing how my skills can drive impact at Zartis.

Sincerely,
[Your Name]

Sample Interview Questions

Describe your experience leading the evaluation and implementation of an API gateway. Which gateway did you choose and why?

I led the evaluation of Kong and Envoy for a microservices migration. Kong was chosen for its extensive plugin ecosystem, ease of management, and strong community support. I implemented it as a centralized API gateway, handling authentication, rate limiting, and observability, which improved security and reduced latency.

How do you approach building a shared platform capability that meets the needs of multiple application teams?

I start by gathering requirements from application teams through stakeholder interviews and surveys. Then I design a minimal viable platform that addresses common pain points, such as standardized CI/CD pipelines or service templates. I prioritize extensibility and self-service, using internal developer portals to allow teams to provision resources autonomously. Regular feedback loops ensure continuous improvement.

Can you explain how you handle sensitive API security concerns like authentication and authorization?

I implement OAuth 2.0 with OpenID Connect for authentication, using API gateways to enforce token validation. For authorization, I use fine-grained access controls with RBAC or ABAC, depending on the use case. I also ensure that API keys are rotated regularly and that secrets are managed via a secure vault. Rate limiting and threat detection are integrated at the gateway level.

Describe a situation where you had to work with incomplete requirements. How did you proceed?

In a previous project, the business objective was to enable faster deployment for a new product line, but technical requirements were vague. I organized a workshop with stakeholders to clarify goals and constraints. Based on that, I created a prototype of a shared deployment pipeline and iterated based on feedback. The solution allowed the team to deploy within minutes instead of hours.

What strategies do you use to ensure high performance and reliability of platform services?

I implement circuit breakers, retries, and timeouts in service-to-service communication. For observability, I use distributed tracing and centralized logging with tools like Jaeger and Elasticsearch. I also set up SLIs and SLOs for critical services, and use load testing to identify bottlenecks. Monitoring dashboards alert on anomalies, and I follow a blameless incident postmortem process.

The company and our mission:

Zartis is a global AI transformation and technology consulting partner where talented engineers and technologists work on cutting edge innovation. We partner with ambitious organizations to design, build, and scale technology solutions that deliver real impact.

Our teams bring deep expertise in AI driven platforms, secure API architectures, and cloud native engineering. You will work on meaningful projects that accelerate the adoption of advanced technologies, from strategy and discovery through to full product delivery, helping turn complex challenges into measurable outcomes.

With engineering hubs across EMEA and LATAM, and long term partnerships in financial services, healthcare and life sciences, and energy and climate, we offer opportunities to work on projects that truly matter. Here, you will not just build technology, you will drive business impact and grow your career alongside industry leaders.

We are looking for a Senior Platform Engineer to work on a project in the fashion industry.

The project:

Our teammates are talented people that come from a variety of backgrounds. We’re committed to building an inclusive culture based on trust and innovation.

You will be part of a distributed team developing new technologies to solve real business problems building and operating shared platform capabilities for application development teams.

We are looking for someone with good communication skills, ideally with experience making decisions, being proactive, used to building software from scratch, and with good attention to detail.

What you will do:

Lead the evaluation and implementation of an API gateway solution for the platform
Consolidate existing pipelines and create a blueprint covering security standards and best practices
Apply and transfer API gateway knowledge across cloud providers (AWS, Azure, GCP)
Contribute to building and operating shared platform capabilities for application development teams

What you will bring:

Broad technical background across application development, cloud infrastructure, networking, security, and platform engineering
Previous experience building or contributing to an Internal Developer Platform, developer portal, or shared cloud platform
Hands-on experience with API gateway technologies such as Kong, Apache APISIX, Envoy, AWS API Gateway, Azure API Management, or similar
Good understanding of API security, authentication and authorization, traffic management, rate limiting, resilience, service discovery, and observability
Strong software engineering skills in Java or Kotlin
Practical experience with cloud platforms, containers, Kubernetes, infrastructure as code, CI/CD, and observability
Able to work exploratively with incomplete requirements and translate business or technical objectives into implementable solutions
Experience evaluating technical options, creating prototypes, documenting trade-offs, and presenting recommendations to technical and non-technical stakeholders
Used to taking end-to-end ownership in agile, cross-functional teams without fully specified tickets
Excellent communication and stakeholder-management skills; very good English (German is a plus)

Nice to have:

Hands-on coding experience in Java or Kotlin
Familiarity with cloud functions or serverless services (e.g. AWS Lambda)
German language skills

What we offer:

100% Remote Work
WFH allowance: Monthly payment as financial support for remote working.
Career Growth: We have established a career development program accessible for all employees with a 360º feedback that will help us to guide you in your career progression.
Training: For Tech training at Zartis, you have time allocated during the week at your disposal. You can request from a variety of options, such as online courses (from Pluralsight and Educative.io, for example), English classes, books, conferences, and events.
Mentoring Program: You can become a mentor in Zartis or you can receive mentorship, or both.
Zartis Wellbeing Hub (Kara Connect): A platform that provides sessions with a range of specialists, including mental health professionals, nutritionists, physiotherapists, fitness coaches, and webinars with such professionals as well.
Multicultural working environment: We organize tech events, webinars, parties, and activities to do online team-building games and contests.