Senior Software Engineer (Node.js / AWS) - EdTech

ZartisEuropean Union

On-site Full-time

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Experience Level

Senior

Qualifications

6+ years of experience with Node.js and its frameworks (Express, NestJS, Koa, etc.). Hands-on experience with AWS, particularly Lambda (serverless) and infrastructure-as-code with Terraform. Strong proficiency in TypeScript. Experience with message brokers and asynchronous communication in distributed systems. Proficient with Git and best practices in version control. Familiarity with Agile/Scrum development methodologies.

About the job

Role overview

This Senior Software Engineer (Node.js / AWS) position centers on a project in the education technology sector. The distributed team includes people from a range of backgrounds, all brought together by a culture of trust and innovation. The work aims to build solutions that improve university programs, student services, exam preparation, and corporate training worldwide. Candidates who are proactive, communicate clearly, make thoughtful decisions, and enjoy building software from the ground up with attention to detail will thrive in this role.

What you will do

Develop RESTful services using AWS API Gateway and Lambda with Node.js and NestJS.
Design and implement scalable, event-driven microservice architectures with Amazon EventBridge, SNS, SQS, RabbitMQ, and AmazonMQ.
Lead engineering initiatives and collaborate with cross-functional teams and stakeholders.
Integrate external APIs into core systems.
Use GitHub Copilot in daily development, including AI-assisted code reviews within CI/CD pipelines.

Requirements

Minimum 6 years of experience with Node.js and frameworks such as Express, NestJS, or Koa.
Hands-on experience with AWS, particularly Lambda (serverless) and infrastructure-as-code using Terraform.
Strong skills in TypeScript.
Experience working with message brokers and asynchronous communication in distributed systems.
Proficiency with Git and established version control practices.
Familiarity with Agile or Scrum methodologies.

Location

This position is open to candidates based in the European Union.

About Zartis

Zartis is a global leader in AI transformation and technology consulting, dedicated to partnering with ambitious organizations to create innovative technology solutions that deliver significant impacts. Our teams specialize in AI-driven platforms, secure API architectures, and cloud-native engineering, working across various sectors including financial services, healthcare, and education.

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Senior .NET Software Engineer - E-Commerce Innovation

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Full-time|Hybrid|European Union

Zartis is a technology consulting partner specializing in AI transformation. Teams at Zartis support clients across industries such as financial services, healthcare, life sciences, and energy. The company’s work covers areas like AI-driven platforms, secure API architectures, and cloud-native engineering. Projects often involve moving from strategic planning to full product delivery, addressing complex technical challenges and producing measurable results. With engineering centers throughout EMEA and LATAM, Zartis brings together colleagues who value innovation and business impact. The company offers the chance to contribute to projects that matter, working in a collaborative environment. Role overview The Senior .NET Software Engineer – E-Commerce Innovation position centers on a project within the e-commerce sector. The team partners with a major platform trusted by global brands, aiming to enhance digital shopping experiences. The main objective is to deliver scalable solutions that make online shopping safer, simpler, and faster for consumers worldwide. What you will do Work as part of a distributed engineering team developing new technologies to address real business needs. Contribute to designing and building scalable systems for e-commerce applications. Collaborate with colleagues from varied backgrounds in a culture built on trust and inclusion. Participate in all stages of product development, from planning to delivery. Requirements Experience building scalable systems, ideally in e-commerce or related domains. Strong communication skills and a proactive problem-solving approach. Demonstrated ownership mentality and attention to detail. Comfort working in a distributed, production-focused setting. Location This position is open to candidates based in the European Union.

Apr 24, 2026

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Full-time|On-site|European Union

Join Zartis as a Senior Software Engineer focused on green energy solutions:At Zartis, we are dedicated to delivering cutting-edge digital solutions across various sectors, including financial services, MedTech, media, logistics, renewable energy, EdTech, and e-commerce.As a part of our dynamic engineering teams located in EMEA and LATAM, you will collaborate with talented professionals to enhance application development, software architecture, CI/CD, business intelligence, QA automation, and technology integrations.In this role, you will join the API Platform team, where you will develop and maintain crucial components of a retail energy platform. Your responsibilities will include creating a high-performance GraphQL API and an event gateway to ensure efficient, low-latency data access for our global clients in the energy sector.We value collaboration and encourage an inclusive culture where teamwork thrives. You will engage in agile practices, address complex challenges, and utilize Infrastructure as Code (IaC) for managing Kubernetes deployments.

Feb 13, 2026

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Senior Software Engineer (Node.js/React) - Digital Mental Health

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Full-time|On-site|European Union

About Us:Zartis is a leading digital solutions provider specializing in technology strategy, software engineering, and product development. We collaborate with companies across various sectors including financial services, MedTech, media, logistics technology, renewable energy, EdTech, and e-commerce. Our engineering hubs in EMEA and LATAM are populated by skilled professionals dedicated to driving business success and enhancing digital capabilities through application development, software architecture, CI/CD, business intelligence, QA automation, and technology integrations. Role Overview: We are seeking a passionate Senior Software Engineer to join our team and contribute to a transformative project in the digital mental health sector. This role involves working with a diverse group of talented individuals committed to fostering an inclusive culture rooted in trust and innovation. As part of a distributed team, you will help revolutionize mental health care by developing the UK’s largest platform designed to support and empower young people in managing their mental well-being. You will play a key role in determining the technical direction and building robust, scalable systems that guide users to the assistance they need. Key Responsibilities: - Design, implement, and manage a range of Node.js backend services, React-based web applications, and React Native mobile experiences that form the foundation of our platform.- Take complete ownership of features from conception to deployment, demonstrating accountability and a customer-focused impact.- Ensure the longevity of a legacy platform through proactive maintenance, strategic enhancements, and high-quality technical support.- Engage in system design and architectural improvements.- Champion best practices in trunk-based development, automated testing, CI/CD, and infrastructure as code.- Take charge of system performance, resilience, observability, maintainability, security, and accessibility.- Collaborate across disciplines and mentor peers through pair programming, code reviews, and knowledge sharing.

Apr 7, 2026

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