Full Stack Developer

DATAGROUP

. Develop and operate customer portals for sovereign cloud services .

Posted 9/15/2026full-timeRemote • LithuaniaMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in developing and operating customer portals for cloud services, with a strong focus on RESTful APIs, database architecture, and CI/CD pipeline optimization. Proficient in stakeholder collaboration and agile methodologies to deliver scalable technical solutions.

Highest-signal resume keywords

JavaScript/TypeScript DevelopmentRESTful API DevelopmentCI/CD Pipeline ManagementKubernetes Production ExperienceMySQL/MariaDB Database Design

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Web Application DevelopmentRESTful API DevelopmentShell ScriptingDatabase DesignData ModelingCI/CD PipelinesContainerizationAgile DevelopmentIdentity and Access ManagementCloud Technologies

Soft Skills

Independent WorkStakeholder CollaborationTeam Sharing

Tools & Technologies

GitLabAzure DevOpsKubernetesOpenStackProxmoxVMwareKeycloakOIDCSAMLHelm

Certifications & Qualifications

ISO 27001BSI C5NIS2

Industry Keywords

Sovereign Cloud ServicesDigital SovereigntyContainerized ApplicationsAudit TrailsGraphical User Interfaces

Tech Stack

Tools & technologies

AzureCloudJavaScriptKubernetesLinuxMariaDBMySQLOpenStackPHPReactShell ScriptingSOAPTypeScriptVMwareVue.js

About the role

Key responsibilities & impact

Develop and operate customer portals for sovereign cloud services
Build self-service ordering and tenant-management functionality
Provide transparency over resources, costs, and permissions
Design, develop, and maintain REST and SOAP web services and APIs
Integrate portals with cloud platforms, CMDB, identity management, and billing systems
Develop and operate a central data platform
Collect, harmonize, and enrich inventory, monitoring, usage, and contract data
Deploy and operate containerized applications in certified company data centers
Maintain and optimize CI/CD pipelines for automated, reproducible, and auditable deployments
Implement data residency, GDPR, role and permission models, and audit trails
Shape database architecture and data models for performance, quality, and maintainability
Translate stakeholder requirements into scalable technical solutions
Improve the platform, development processes, and technical standards
Participate in architectural decisions and review code
Share experience with other team members

Requirements

What you’ll need

Experience developing web applications and RESTful APIs with modern frameworks and technologies
Confident with JavaScript/TypeScript and PHP
Shell scripting in a Linux environment
Solid knowledge of MySQL/MariaDB, database design, and data modeling
Familiarity with modern web technologies and graphical user interfaces
Experience with CI/CD pipelines and DevOps tooling such as GitLab or Azure DevOps, or willingness to learn
Interest in containers, Kubernetes, cloud technologies, and digital sovereignty
Comfortable in Linux and Windows environments
Ability to work independently with stakeholders and an agile development team
Business-fluent English, written and spoken
German language skills are an advantage
Kubernetes production experience, Helm, GitOps, or service meshes are advantageous
Experience with identity and access management, including Keycloak, OIDC, or SAML, is advantageous
Experience with cloud and virtualization platforms such as OpenStack, Proxmox, or VMware is advantageous
Experience with SOAP and legacy interfaces is advantageous
Familiarity with ISO 27001, BSI C5, or NIS2 is advantageous
Experience with Vue or React is advantageous

Benefits

Comp & perks

Individual training opportunities
Diverse development opportunities
Personal mentor
Flat hierarchies
Strong feedback culture
Regular performance reviews
Flexible working hours
Option to work remotely
Height-adjustable desks
At least 2 monitors per workstation
Space to meet and retreat in the office
Company-sponsored participation in sporting events
Necessary sporting equipment through the company's own DATAGROUP store
Special leave days
Company health insurance