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 Full Stack Engineer (Backend focused) to work on a project in the retail 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 and add some specific context here.

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:

Own, develop and maintain backend services
Implement API integrations, support frontend development tasks, and contribute to infrastructure automation
Write clean, tested code and actively participate in code reviews
Collaborate closely in agile processes (Jira, Kanban)
Participate in on-call rotations, respond to incidents, and drive proactive problem resolution.

What you will bring:

Several years of professional software development experience
Strong backend expertise: Kotlin, Spring Boot, and MongoDB or other NoSQL databases
Proven cloud infrastructure skills: Implementing Infrastructure as Code using Terraform, designing CI/CD pipelines, and ensuring high availability and reliability of production services (Kubernetes, AWS/EKS).
Open and collaborative mindset with demonstrated flexibility in adapting to evolving requirements
Excellent English communication skills (CEFR C1 level) – both technical and interpersonal

Nice to have:

Data engineering experience: Bringing ML models and data science solutions to production
E-commerce domain knowledge: Experience with recommender systems, ranking, or information retrieval
Experience with SOLR or other search engines (e.g., Elasticsearch)

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 https://jobeax.com/link/jMNsIB5PdvfUWZyH, 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.

Senior Full Stack Engineer

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