Senior Back End Developer Node Js At Salonkee Luxembourg jobs in Luxembourg – Browse 371 openings on RoboApply Jobs

Senior Back End Developer Node Js At Salonkee Luxembourg jobs in Luxembourg

Open roles matching “Senior Back End Developer Node Js At Salonkee Luxembourg” with location signals for Luxembourg. 371 active listings on RoboApply Jobs.

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salonkee logo
Full-time|On-site|Luxembourg

Salonkee is a leading name in the beauty-tech sector, rapidly emerging as one of Europe’s most dynamic companies. We empower salons with innovative solutions that simplify operations and enhance client experiences.Our comprehensive software streamlines appointment scheduling, payment processing, and client management, enabling salons to prioritize what truly…

Jul 10, 2025
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salonkee logo
Full-time|On-site|Luxembourg

Are you a talented and innovative Senior Fullstack Developer with a passion for creating robust applications? At salonkee, we are looking for an experienced developer who thrives in a collaborative environment and is eager to tackle challenging projects using Node.js and Angular. Join us in our mission to enhance the salon experience for professionals and clients alike!

Apr 8, 2026
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Salonkee logo
Full-time|On-site|Luxembourg

Salonkee develops digital solutions for the beauty and wellness industry, helping salons across Europe streamline their operations and deliver better experiences to their clients. As a Senior Customer Support Specialist (German Speaking) based in Luxembourg, join the Customer Success team to support salon partners in their local language. This role focuses on helping clients make the most of Salonkee’s software, ensuring their businesses run smoothly day to day. Experience in resolving issues quickly, handling technical questions, and building strong relationships will be essential. What You’ll Do Provide fast, effective support: Respond to customer inquiries mainly by phone, with additional support over chat and email. Aim to resolve all requests within 24 hours. Troubleshoot technical issues: Diagnose and fix problems related to login, system access, and hardware. Guide salons through setup and configuration to keep their operations running without interruption. Manage billing and subscriptions: Address questions about billing, process payments, and update subscriptions, ensuring all financial support is clear and accurate. Build and maintain relationships: Conduct regular check-ins with salon partners, proactively address their needs, and help reduce churn by strengthening loyalty. Educate on platform features: Train partners on how to use Salonkee’s tools, share best practices, and help them get the most value from the platform. Document and improve: Record all customer interactions in the CRM, track common issues, and contribute to FAQs, support documentation, and product feedback for ongoing improvement. This position suits someone with a strong background in customer support, especially in technical troubleshooting and relationship management. Fluency in German is required, and experience in the beauty or wellness sector is a plus.

Apr 17, 2026
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Talan logo
Full-time|On-site|Luxembourg

Join our innovative team at Talan as a Senior Java Developer in Luxembourg. You will be responsible for developing high-quality software solutions, collaborating with cross-functional teams, and ensuring the best practices in software development. We value creativity, enthusiasm, and a strong commitment to delivering exceptional results.

Apr 10, 2026
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Talan logo
Full-time|On-site|Luxembourg

Join Talan, a leading consultancy known for its innovative approach and commitment to excellence, as a Senior .NET Developer. In this role, you will have the opportunity to work on cutting-edge projects, leveraging your expertise in .NET technologies to create impactful solutions.We're looking for a dynamic individual who thrives in a collaborative environment and possesses a passion for technology. You will be responsible for designing, developing, and maintaining high-quality software applications, ensuring optimal performance and user experience.

Apr 9, 2026
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Salonkee logo
Full-time|On-site|Luxembourg

At Salonkee, we are revolutionizing the beauty and wellness sector with innovative digital solutions that enhance operations and improve client experiences for hair and beauty businesses throughout Europe.As a Customer Support Specialist within our Customer Success team, you will provide outstanding support in our clients' native language, assisting them in fully leveraging our software tools. Your commitment and proficiency will ensure that salons operate seamlessly and effectively, furthering our goal of digital transformation in the industry.This position is tailored for a seasoned support professional adept at quickly resolving issues, troubleshooting technical challenges, and managing client relationships to ensure a superior support experience for salon partners. The Customer Support Specialist will be pivotal in enhancing salon satisfaction and loyalty through expert knowledge, timely responses, and a proactive support approach.Key Responsibilities:Rapid Support & Resolution: Offer swift assistance primarily via phone, with additional support through chat and email, aiming to resolve all inquiries within 24 hours.Technical Support & Setup: Diagnose login, system, and hardware issues, guiding salons in setup and configurations for uninterrupted operations.Billing & Subscription Management: Address inquiries related to billing, payments, and subscription updates, ensuring precise and transparent financial assistance.Relationship Management & Retention: Conduct regular follow-ups, proactively manage partner needs, and mitigate churn risks to bolster client loyalty.Platform Education & Knowledge Sharing: Instruct partners on platform features to enhance usage, sharing best practices and insights.Documentation & Continuous Improvement: Log interactions in CRM, monitor inquiry patterns, and assist in developing FAQs, support resources, and product feedback for ongoing enhancements.Requirements:Prior Experience in Client Support: Proven track record of assisting clients over the phone, efficiently managing and resolving their inquiries or problems.Customer-Centric Attitude: Exhibit patience and empathy during interactions, including managing challenging or distressed clients.Quick Problem-Solving Abilities: Capacity to think swiftly to address issues effectively and efficiently.

Feb 24, 2026
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Salonkee logo
Full-time|On-site|Luxembourg

Salonkee seeks a (Junior) Accountant to support its finance department in Luxembourg. This role focuses on handling daily accounting tasks and maintaining accurate financial records. Key responsibilities Manage accounts and record financial transactions Prepare financial statements Assist with budget preparation Help ensure compliance with financial regulations What will help you succeed Strong attention to detail Analytical mindset Comfort working accurately with numbers This position offers the opportunity to contribute to Salonkee’s finance team and play a part in the company’s growth within the beauty industry.

Apr 23, 2026
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Jobgether logo
Full-time|On-site|Luxembourg

Role overview Jobgether seeks a Senior PHP Developer to join its Technology & AI Labs team in Luxembourg. The role centers on designing, developing, and deploying advanced software solutions that drive ongoing technology projects. What you will do Collaborate with developers and technical staff to build and maintain PHP-based applications Support projects that enhance AI and technology initiatives within the company Use advanced PHP expertise to address complex technical problems Requirements Significant experience in PHP development Strong interest in building software with meaningful impact Enjoys working with a talented, driven team Location This position is based in Luxembourg.

Apr 27, 2026
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ARHS Group logo
Full-time|On-site|Luxembourg

ARHS Group, a member of Accenture, is seeking a Senior Java JEE Developer to contribute to significant EU projects in Luxembourg. This full-time role allows you to engage with large-scale initiatives that make a genuine difference in the public sector.KEY RESPONSIBILITIES:Conducting both backend and frontend development tasks.Analyzing client requirements to create comprehensive specifications.Developing and maintaining robust applications.Executing change requests efficiently.Creating detailed technical documentation.Onsite Engagement: This position necessitates an onsite presence at client locations to facilitate project delivery and enhance client relations. We value collaboration, learning, and relationship building, and will strive to support your work/life balance needs.

Oct 13, 2025
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ARHS Group, Part of Accenture logo
Full-time|On-site|Luxembourg

ARHS Group, a proud member of Accenture, is seeking a talented Medior/Senior IT Business Developer to enhance our sales team. In this pivotal role, you will drive business growth by acquiring new clients and nurturing existing relationships. Your focus will be on discovering new business opportunities, establishing client accounts, and showcasing ARHS Group's comprehensive IT services and technical expertise to elevate client projects.Key ResponsibilitiesScout and cultivate new business opportunities by engaging with potential clients in the IT sector;Foster relationships with existing clients, ensuring sustained collaboration and their utmost satisfaction;Analyze client requirements and propose customized IT services and solutions, including sourcing developers and technical profiles for IT projects;Work collaboratively with internal teams (Sales, Recruitment, Delivery, and Marketing) to align client needs with our expertise;Assist in the preparation and creation of commercial proposals, presentations, and bids;Stay abreast of market trends, competitor insights, and client needs to pinpoint growth avenues;Ensure accurate and updated information in the CRM system.

Jan 20, 2026
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Goodman Group logo
Full-time|On-site|Luxembourg

Goodman Group seeks a Senior Accountant to support its Continental European business from Luxembourg. This role manages accounting and tax activities for Luxembourg-based holding and financing entities. Key responsibilities Complete regular financial closings under IFRS for assigned companies. Review transactional entries, including invoices, prepared by the shared services team. Reconcile monthly and quarterly balance sheet and profit & loss accounts. Submit direct and indirect tax returns within required deadlines. Prepare financial statements and balances in accordance with Luxembourg GAAP. Maintain tax compliance, including tax filings, transfer pricing calculations, and keeping up with direct and indirect tax requirements. Monitor new tax developments and coordinate with colleagues or external consultants to address changes. Oversee intercompany transactions and reconciliations, ensuring accuracy and compliance with transfer pricing policies. Compile supporting documentation for the Board of Directors and other stakeholders. Collaborate with auditors and external consultants as needed. Requirements Minimum 5 years of relevant accounting experience, with strong knowledge of Luxembourg financial, tax, and accounting rules. Solid financial, tax, and analytical skills. Solution-focused, hands-on, and proactive approach. Fluency in English. Strong communication skills for engaging with a range of stakeholders. Keen attention to detail and ability to meet deadlines. Goodman welcomes conversations with candidates who may not meet every requirement but are interested in exploring whether this role could be the right fit.

Apr 22, 2026
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Sia logo
Full-time|On-site|Luxembourg

Join Sia as a Senior Consultant, where we seek motivated, innovative individuals eager to foster relationships and drive impactful results. We value candidates with a solid educational background and relevant professional experience in areas such as Digitalization, Marketing & Customer Experience, Operational Excellence, Pricing and Revenue Management, or Procurement & Sourcing within retail or service sectors. At Sia, we believe in empowering our team, encouraging you to embrace responsibilities swiftly as we prioritize your personal growth.As a Senior Consultant, you will engage in various projects focusing on strategic positioning, new business directions, organizational redesign, business re-engineering, and operational excellence. Your contributions will extend to collaborative efforts on Sia’s internal initiatives, including:Enhancing our service offerings through insights into innovations and challenges within specific sectors.Supporting business development by defining needs and participating in commercial endeavors.In return, Sia offers:An international work environment that prioritizes diversity, inclusion, employee well-being, and corporate social responsibility.A vibrant workplace with friendly, professional colleagues who embrace innovation and entrepreneurship.A structured personal development plan with regular assessments and training opportunities.A competitive compensation package including a mobility budget, health insurance, and performance-related bonuses.

May 4, 2026
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ABL Diagnostics S.A. logo
Full-time|On-site|Luxembourg

Join our team as a WinDev Developer where you will have the opportunity to analyze and develop new features for projects deployed both in France and internationally. Your daily responsibilities will include managing maintenance issues of existing applications and providing application support via helpdesk. You will also be responsible for writing procedures and maintaining up-to-date documentation.

May 22, 2025
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arhs logo
Full-time|On-site|Luxembourg

We are seeking a talented Java Software Engineer to join our dynamic team, working on-site at a prestigious European Institution located in Luxembourg.Key Responsibilities:Engage in both backend and frontend development.Analyze requirements and create comprehensive specifications.Develop and maintain robust applications.Implement change requests efficiently.Produce detailed technical documentation.

Oct 1, 2024
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ARHS Group, Part of Accenture logo
Full-time|On-site|Luxembourg

Join our expanding internal development teams as a Mid-level or Senior Java Developer at ARHS Group, part of Accenture. This role provides a unique chance to engage in hands-on development of microservice-based platforms utilizing Java and Spring Boot in a collaborative, international setting.Your Role:Design, develop, test, and manage backend applications using Java and Spring / Spring Boot.Create scalable microservices and REST APIs that adhere to contemporary architectural standards.Engage in technical design discussions and participate in code reviews to uphold high coding standards.Integrate systems with databases, messaging platforms, and authentication services while adhering to security and compliance protocols.Collaborate with developers, architects, business analysts, QA, and DevOps teams to deliver comprehensive features.Address production issues and contribute to enhancements in performance, reliability, and observability.Assist in CI/CD processes and automation efforts with the DevOps team.Maintain clear technical documentation and disseminate knowledge within the team.We emphasize in-person collaboration to foster teamwork, learning, and relationship-building with colleagues and partners. As an employer, we aim to be flexible to accommodate your work-life balance.

Dec 5, 2025
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ARHS Group logo
Full-time|On-site|Luxembourg

Join ARHS Group as a skilled Java Fullstack Developer and contribute to exciting projects in a hands-on role. You will collaborate with a talented, cross-functional team to enhance systems, implement improvements, and ensure seamless operations for our esteemed clients.YOUR ROLE INCLUDES:Enhancing and optimizing tools and system architecture for better performance.Working closely with the team to ensure exceptional quality and customer satisfaction.Driving global improvements and innovations within the company.Leading change in development processes and technologies to foster innovation.ON-SITE REQUIREMENT: This position requires an on-site presence at the client’s location to facilitate project delivery and strengthen client relationships. We encourage collaboration and personal connections among clients, colleagues, and the community. As an employer, we aim to be flexible to support your individual work/life balance.

Oct 13, 2025
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Coinbase, Inc. logo
Full-time|Hybrid|Hybrid - Luxembourg

Are you ready to push the boundaries of your potential?At Coinbase, our mission is to enhance economic freedom across the globe. This ambitious vision requires our utmost dedication as we develop the next-generation on-chain platform, which will redefine the global financial landscape.We are searching for a unique individual who is not only passionate about our mission but also believes in the transformative power of cryptocurrency and blockchain technology to revolutionize the financial system. We want someone who strives to make a significant impact, thrives under pressure, and actively seeks constructive feedback for continuous improvement. Join us in tackling some of the toughest challenges in the industry.Our work culture is intense and may not suit everyone. However, if you're eager to build the future alongside exceptional colleagues who hold high standards, this is the right place for you.While many positions at Coinbase are remote-first, we embrace a hybrid approach. In-person participation is essential throughout the year, with multiple team and company-wide offsites to promote collaboration and alignment. Attendance is both expected and fully supported.The Senior Compliance Associate will play a key role in executing the Compliance framework for Coinbase Luxembourg S.A., ensuring alignment with relevant laws and regulations (e.g., MiCA, PSD2, AMLD). This position serves as a second line of defense, focusing on the execution of operational compliance tasks.

Feb 27, 2026
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Global Jet Luxembourg logo
Full-time|On-site|Luxembourg, Luxembourg, Luxembourg

The Accounting department is vital to our operations, delivering essential financial reports and synthesis documents in alignment with the relevant accounting standards. Our mission is to manage accurate bookkeeping and facilitate the posting of financial transactions, including invoices, expense reports, and client billing. The department is strategically positioned to analyze and resolve any data-analytics challenges that may arise during operations.Verify, record, and process supplier invoices and payments.Utilize Microsoft Power Query for data preparation and analysis.Support the accounting manager in various bookkeeping tasks, including the preparation of annual financial statements.Handle administrative responsibilities efficiently.

Apr 1, 2026
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ARHS Group logo
Full-time|On-site|Luxembourg

Join the ARHS Group, a proud part of Accenture, as a Mid-Level ETL Developer. In this pivotal role, you will be stationed on-site at one of the premier EU institutions, driving large-scale data integration and data warehousing projects.This position is perfect for a data professional with substantial ETL experience who is eager to take greater ownership of design, implementation, and optimization processes while collaborating with seasoned experts and stakeholders.YOUR ROLE INCLUDES:Engaging in all phases of the data warehouse lifecycle, from analysis through implementation and maintenance.Designing and developing data models, data marts, and data warehouses that meet business requirements.Assuming responsibility for ETL design, development, and enhancement projects.Conducting capacity planning, performance tuning, and troubleshooting of ETL workflows.Performing extensive data analysis to guarantee data quality, consistency, and optimal data modeling.Reviewing, improving, and documenting existing and future ETL components.Participating in architectural discussions and the ongoing enhancement of ETL and data warehousing solutions.Championing best practices for ETL development, documentation, and versioning.ON-SITE REQUIREMENT: This role necessitates in-person engagement with clients and partners to support project delivery and foster client relationships. On-site presence enhances collaboration, learning, and relationship-building with clients, colleagues, and communities.

Feb 3, 2026
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ARHS Group logo
Full-time|On-site|Luxembourg

Join ARHS Group, a part of Accenture, as a talented Power BI Developer. We are seeking individuals who excel in data visualization and are enthusiastic about empowering businesses to harness data for growth. Become an integral member of our dynamic team!YOUR RESPONSIBILITIES:Create and develop engaging Power BI dashboards and reports that effectively visualize data.Work closely with business stakeholders to understand their data visualization needs and ensure precise reporting.Enhance Power BI solutions for optimal performance and data accuracy.Uphold data governance standards and best practices in data visualization.Offer training and continuous support for Power BI users.Collaborate with data engineers to access and transform data for reporting purposes.Maintain version control and documentation for all Power BI reports.Diagnose and resolve any issues related to data visualization and reporting.ONSITE REQUIREMENT: This position necessitates an onsite presence at client locations to facilitate project delivery and enhance client relationships. We value in-person interactions to foster collaboration, learning, and community engagement. We strive to provide flexibility to accommodate your work-life balance needs.

Jan 30, 2026

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