Role Description - Own OCS vendor engagement: technical lead on all vendor integration discussions. - Configure OCS data model: Plan ID, Account ID, Quota, Balance, Credit, Expiry lifecycle. - Integrate OCS with Entitlement Server (profile update API — Diameter Ro/Gy). - Build account provisioning flow: create OCS account on SIM activation event. - Configure product catalogue: plans, bundles, add-ons, data passes. - Implement quota management APIs: top-up, deduction, balance query. - Implement credit balance and start/end (expiry) lifecycle management. - Collaborate with other team members to integrate OCS as workflow activities. - OCS ↔ PCRF integration: quota threshold → policy trigger via Diameter Gx. - Billing reconciliation and reporting APIs. - OCS production deploy, failover configuration, and load testing. - Post go-live: OCS operations, new plan launches, quota adjustments, billing investigations. Qualifications - 4–6 years of telecom charging / billing engineering experience — a must. - OCS platform hands-on experience — a must. - Configuration, administration, and troubleshooting of an OCS — any vendor: Ericsson, Huawei, Nokia, Netcracker, Alepo, PortaOne, Aradial, opensource, etc. - Understanding of online charging architecture: CTF, OCF, Rating, Account Balance Management. - Diameter protocol — must be able to read and debug Diameter messages independently — a must. - Ro interface (online charging) — credit control, used for OCS ↔ network element. - Gy interface — for OCS ↔ PGW/GGSN data charging. - Gx interface — for OCS/PCRF policy and charging rules. - Product catalogue management: plans, bundles, quota pools, validity rules — a must. - Balance management: top-up, consumption, threshold triggers, expiry — a must. - REST API integration — consuming and building APIs for billing and account management — a must. - SQL — querying and understanding OCS data models, billing databases — a must. - Fluent English — a must. Requirements - Experience with 3GPP charging standards (TS 32.240, 32.251, 32.299) — strong advantage. - MVNO or telecom operator experience — understanding of MVNO billing models. - Entitlement Server / PCRF integration experience. - Webbing server / OCS middleware configuration. - Experience connecting OCS to a workflow engine or orchestration platform. Benefits - Fully remote. - An exciting and challenging greenfield platform with great skill and knowledge development opportunities. - The opportunity to join a team of highly professional specialists in an international environment. - The opportunity for professional development within a reputable international innovative and growing company.

Role Description The Bikeleasing Group has grown into a leading corporate group for employer benefits and mobility solutions. We’re looking for you as a Senior QA Engineer (gn). In this role, you actively help shape and drive our technology ecosystem forward. We work according to Clean Code & Clean Architecture principles, give you room to experiment, and offer flexible working hours and remote work. - You are responsible for all aspects of the testing process in an agile feature team — of course never alone, but always together with your colleagues. - You implement best practices in test case creation, test automation, as well as test documentation and test case management. - You automate test cases using Kotlin, and in most cases with the Serenity BDD framework. - You contribute to architectural decisions regarding our test automation setup. - You take part in code reviews and technical discussions. Qualifications - You have at least 5 years of experience in software testing with a focus on test automation, and ideally have ISTQB knowledge/certification. - You are proficient in object-oriented approaches to test automation and have experience with Kotlin or Java, plus the willingness to learn Kotlin. - You have hands-on experience with frontend and backend testing (web and REST). Ideally, you’ve worked with Serenity BDD or other Selenium-based frameworks, and you’re also familiar with Rest Assured. - You can independently carry out manual testing, including test management, and you understand the basics of CI/CD pipelines and Infrastructure as Code (IaC). - You have strong English skills (working language) and speak German at least at B2 level for communication with stakeholders. Benefits - We live team spirit: you matter to us. Every day, our constantly growing, dynamic team achieves great things — and we want you by our side. - A modern tech environment: Kotlin and TypeScript; frameworks such as Spring Boot, Vue.js, React, NestJS, Symfony; AWS cloud infrastructure fully provisioned with Terraform; and AI tooling like Claude and Copilot. - Solid technical equipment: you can choose your operating system (Windows or macOS). - Learning & development: with our shared Udemy account, you can take trainings — and you’ll also get dedicated time to focus on your development. We also regularly attend tech conferences. - Internal tech talks: take part in our in-house sessions to stay up to date and keep learning. - Maximum flexibility: flexible working hours, remote work, and workations. - Probonio benefit: via Probonio, you’ll receive a €50 voucher every month which you can choose freely. On your birthday, you’ll receive an additional €60 once per year. - Great insurance conditions: especially for your company pension scheme, plus capital-forming benefits. - Bikeleasing: of course, you can lease up to two bikes or pedelecs through us as your employer — with a price range from €649 to €15,000. Company Description Als Dienstrad-Anbieter fördert der Bikeleasing-Service nachhaltige und sozial gerechte Mobilität und ist damit seit 2015 auf steilem Erfolgskurs. Als Arbeitgeber beschäftigen wir mittlerweile rund 430 Mitarbeiter:innen – vor Ort an unseren drei Standorten (Uslar, Vellmar, Innsbruck) ebenso wie remote im Homeoffice. - Wir setzen auf faire Arbeitsbedingungen, abwechslungsreiche Aufgaben und Entwicklungsperspektiven sowie ein familienfreundliches Arbeitsumfeld, das beste Voraussetzungen für die Vereinbarkeit von Arbeit und Privatleben bietet. - Als Team verbindet uns das Engagement für nachhaltige Mobilität und ein Miteinander, das von Wertschätzung und Toleranz geprägt ist. - Du möchtest Teil der Bikeleasing-Welt werden? Dann freuen wir uns auf Deine aussagekräftige Bewerbung – mit der wir selbstverständlich vertraulich umgehen.

Role Description The QA Engineer is responsible for designing, implementing, and maintaining manual and automated testing solutions that ensure the quality, reliability, and performance of software products in Core Banking. The role combines strong technical expertise with a quality-driven mindset and supports the development teams in integrating automated tests early and continuously into the software development lifecycle. Key Responsibilities - Test Design & Implementation - Plan test phases, design test concepts - Design and execute manual tests - Develop and maintain automated test scripts for UI, API, and SAP GUI testing - Select appropriate automation frameworks and tools based on product needs - Ensure test automation code follows clean coding, maintainability, and reusability principles - Quality Assurance & Validation - Collaborate with developers and product owners to define test strategies and acceptance criteria - Analyze requirements and identify automation opportunities across the test pyramid - Defect Analysis & Reporting - Provide clear and actionable defect reports Qualifications - Proficiency in at least one programming language like Python, TypeScript, JavaScript - Hands-on experience with automation framework playwright - Strong understanding of API testing and tools such as Bruno - Experience with version control systems (Git) and CI/CD tools - Basic understanding of DevOps concepts and containerization (Docker) - Solid understanding of software testing methodologies (ISTQB), the test pyramid, and test design techniques - Ability to define automation strategies aligned with business priorities - Analytical thinking and attention to detail - Strong communication and collaboration across cross-functional teams - Proficiency in English language, both verbal and written - German language verbal and written skills (nice to have) Requirements - Professional experience in software testing, quality engineering, or software development - Experience with test automation in agile product development environments - ISTQB certification or similar credentials are beneficial Benefits - Clear development path toward SAP Banking / ABAP expertise - Early exposure to international banking projects - Remote working model - Competitive compensation with strong growth trajectory - A scale-up environment with real ownership and fast learning curves

• Conduct deep technical discovery in selected strategic accounts to assess platform readiness, evaluate constraints, and identify high-value adoption opportunities across GitLab and GitLab Duo Agent Platform. • Lead architecture and delivery design for complex enterprise environments where platform migration, regulated requirements, and product boundaries intersect. • Partner with customer stakeholders and GitLab account teams to prioritize use cases based on business impact, technical feasibility, repeatability, and long-term platform value. • Design and build bounded proofs, prototypes, deployment patterns, and reusable accelerators across source code management, CI/CD, security, compliance, and AI-enabled workflows. • Architect self-managed and enterprise deployments, including runners, access controls, network boundaries, observability, AI Gateway, model connectivity, and governance controls. • Turn recurring field patterns into reusable assets such as runbooks, templates, design notes, technical guidance, product briefs, and reference architectures that can be used across accounts. • Contribute code, technical designs, or architecture changes when strategically necessary, in partnership with product and engineering, to address blockers that should be solved upstream. • Travel as needed for strategic customer engagements, architecture workshops, and team coordination, with expected travel up to 50%.