Project Manager

Become the Face of Excellence as a Project Manager at Nsecure!As a pivotal member of our customer team, you will be the first point of contact for projects, embodying the Nsecure brand! You will oversee large, complex projects for leading clients within the top 500 companies in the Netherlands. Your contributions will significantly bolster our position as a …

As a Project Manager at Nsecure, you will collaborate with project leaders to oversee large-scale, complex projects for top clients within the Netherlands' top 500. Your contributions will be vital in strengthening our leadership position in access and identity management, ensuring our customers receive the security and reliability they expect.Your RoleIn this role, you will manage the operational and tactical aspects of project execution and maintenance activities, ensuring adherence to time, budget, and quality standards. You will provide hierarchical leadership to Project Leaders, Technical Leaders, Work Preparers, and Field Engineers. Reporting directly to the Team Manager, you will serve as the primary point of contact for escalations and issue resolution, fostering a collaborative environment with engaged colleagues who value a positive workplace culture.Your Responsibilities:Ensure thorough preparation, planning, execution, and delivery of projects and maintenance activities by the team.Contribute to monitoring project workload, assess incoming purchase orders for accuracy, and assign them to Project Leaders.Participate in client meetings during the initiation of major projects.Oversee the transition from Business Developer to Project Leader and from Project Leader to Service Level Manager post-delivery.Monitor and enhance customer satisfaction levels.Support the development of substantial proposal processes in collaboration with the Business Developer.

Are you technically savvy, an exceptional organizer, and excited about projects where technology and experience come together? At BIS|Econocom, we may have your dream job.As a project professional, you are the vital link that ensures everything runs smoothly. You will integrate audiovisual technology, intelligent ICT solutions, and sleek interior design into impressive projects for a diverse and remarkable clientele.You will encounter various innovative technologies: from LED screens (both indoor and outdoor), building management systems, and discussion systems to smart communication and presentation solutions, narrowcasting, and workplace management tools.Your role is to ensure that all these systems work seamlessly together, providing solid technical solutions and impressive audio-visual experiences, whether it’s in an office, hospital, school, control room, or public space like an airport. You will align everything according to the client's needs and the environment.What will you do?Thanks to your organizational talent and technical insight, projects will proceed smoothly and systematically. You will monitor progress, make adjustments where necessary, and ensure that each project is delivered on time, within scope, and budget, fully satisfying the client. At the same time, you will maintain a sharp focus on our organization’s interests, balancing client orientation with internal objectives.You will work closely with a motivated team and have the space to actively contribute ideas, improve processes, and realize your concepts.If you have experience as a Project Manager in the electrical installation sector, you will quickly feel at home in our projects, where technology, infrastructure, and coordination with various stakeholders are central.Your tasks will include:Translating customer requirements into clear project plans.Simultaneously preparing multiple projects and ensuring the schedule is always accurate.Carefully monitoring budget, progress, and scope from start to finish.Being the primary contact for clients, suppliers, and colleagues.Making necessary adjustments, including handling additional or reduced work.Maintaining well-organized and complete documentation.Establishing clear agreements and maintaining close communication with all stakeholders.Actively thinking about how to continuously improve our processes and approach.

Location: Remote (Barendrecht, Randstad region)Company: vdkgroep (ITIS) Role Overview ITIS, part of vdkgroep, is looking for an IT Project Manager to lead a range of IT projects in cloud and infrastructure environments. This role focuses on migrations, network upgrades, and managed services for a varied client base. Projects span from initial planning to full delivery. Main Responsibilities Manage IT projects from start to finish, ensuring successful outcomes Coordinate with internal teams, clients, and external partners Oversee project timelines, budgets, and quality standards Translate client needs into practical IT solutions Spot opportunities for improvement and help optimize processes Maintain clear communication with all stakeholders Key Qualifications HBO work and thinking level At least 2 years of experience as an IT project manager in infrastructure Familiarity with Modern Workplace and Azure environments Hands-on experience with Microsoft products (M365, Azure, Intune) Strong organizational and communication abilities Experience managing stakeholders Certifications such as Prince2, ITIL, or Microsoft are an advantage If some requirements are missing but there is ambition to grow, applications are still welcome. What ITIS Offers Gross monthly salary: €4,500 to €5,500 (based on 40 hours per week) Company car, laptop, and mobile phone 26 vacation days, with options to buy or sell extra days Flexible working hours Pension scheme Training budget and professional development opportunities Informal workplace with social gatherings and team events Attractive discounts at well-known stores and brands Work Environment Based in Barendrecht, serving the Randstad region Collaborate with project managers, engineers, service desk, and service managers Projects include cloud migrations, network upgrades, and managed services Team culture values professionalism, collaboration, and a relaxed atmosphere About ITIS and VDK Groep ITIS specializes in IT infrastructure and managed services as part of VDK Groep. The team in Barendrecht handles projects for a diverse client portfolio, from full cloud migrations to complex network solutions. Job satisfaction and personal development are central. Team members are encouraged to take ownership, collaborate, and grow both professionally and personally.

vdkgroep seeks an IT Project Planner to join the ITIS Managed Services team in Barendrecht, Zuid-Holland. This role centers on organizing and coordinating IT projects for clients, ensuring the right specialists are scheduled at the right times. The planner plays a key part in keeping projects on track from initiation through completion and assists with securing necessary resources and services. Key Responsibilities Create and maintain project and resource schedules, adjusting priorities as needed Assign IT specialists based on their skills, availability, and project requirements Coordinate timelines with project teams and clients Monitor progress, deadlines, and team workload Identify potential bottlenecks early and revise plans when necessary Support project managers throughout each project phase Procurement Support Coordinate the procurement of resources required for projects Request and review supplier quotes Place orders and track their status Ensure delivery schedules align with project timelines Collaboration and Reporting This position works closely with project managers, administrators, and account managers. The planner serves as a connector among internal teams, suppliers, and clients, and reports to the Manager of Operations. Requirements Strong communication and organizational abilities Capacity to remain calm and effective under pressure Interest in solving complex and shifting challenges MBO+ or HBO level of education or thinking, preferably with a relevant qualification Experience in a planning role, ideally within IT or engineering

As a crucial link within a client team, you will support project leaders in the successful execution of projects. Collaborating as part of a team, you will handle the engineering aspects of various projects and manage all associated activities. Additionally, you will provide technical support during sales processes. Your contributions will be vital in reinforcing our position as a market leader in access and identity management, ensuring safety and security for our clients, and striving to be the best together!Your Role as a WerkvoorbereiderAs a Werkvoorbereider, you will join a client-focused team that includes Project Leaders. Together, you will be responsible for executing challenging projects for leading clients. This role offers significant independence, allowing you ample freedom to shape your work within a supportive team environment filled with enthusiastic colleagues. You will collaborate not only with project leaders but also with our innovative IT and Research & Development departments. A positive work atmosphere is key at Nsecure.Key Responsibilities:Engineering technical solutions for projects;Placing orders and managing purchases in collaboration with project leaders;Supporting and monitoring project schedules;Coordinating with subcontractors;Calculating additional works and adjustments;Maintaining communication with stakeholders;Collaborating with the drawing department.About NsecureNsecure masters the art of balanced access control and security management, leading the industry with innovative solutions. As an employer, we are at the forefront of providing opportunities for our talented and entrepreneurial specialists, who are dedicated to relieving clients of their challenges. Together, we create the perfect balance between safety and hospitality, ensuring our clients achieve better control over their operations' continuity and compliance. Our solutions are tailored, unique masterpieces that seamlessly fit our clients' needs. We aim to exceed expectations - that's the art of control.Nsecure is a rapidly growing market leader in access provision and safety, employing around 170 professionals. We are recognized as one of the best employers in our field, emphasizing the continuous development of our team's knowledge and skills. We serve top-tier companies, including banks, airports, insurers, and large industrial complexes, addressing complex accessibility and safety challenges.

Join the Team at BIS | EconocomAt BIS | Econocom, we champion digital transformation by providing innovative solutions for businesses and government entities. We deliver sustainable, circular, and user-friendly digital solutions by integrating financing, services, design, and AV equipment. Our approach combines technological expertise with financial innovation throughout the entire lifecycle of digital solutions.With a robust international presence backed by our parent company, Econocom, we specialize in audiovisual and IT solutions supported by a global network of over 8,200 professionals. In the Benelux region, we employ approximately 220 individuals across various locations, including Utrecht, Almere, Barendrecht, Mechelen, and Den Bosch, along with remote work options.Our organization is continually evolving. We proactively adapt our sales strategies, service propositions, target markets, and employee competencies in alignment with future needs, which are already unfolding today.To enhance development within our company and across our affiliates in the Netherlands and Europe, we regularly host quarterly meetings, kick-off events, and even festive gatherings. We align closely with the strategic direction of our parent company, Econocom, all while enjoying good food and entertainment. Our team enthusiastically participates in various activities, including a Christmas pub quiz in the canteen, fostering a relaxed and informal workplace culture.Would you enjoy coordinating projects and ensuring seamless execution? In this role, you will be the central figure connecting various stakeholders, ensuring efficient project delivery in accordance with timelines. You will engage with clients, project teams, and internal departments to maintain a comprehensive overview.One moment, you will be focused on planning and aligning project components, and the next, you will ensure that all parties are well-informed and equipped with the necessary resources. You will play a vital role in ensuring that everything comes together for successful project execution.Your MissionAs a Project Planner, your responsibilities include preparing projects meticulously and executing them efficiently. You will maintain control over the planning process, monitor progress, and ensure that all involved parties are well-coordinated. Simultaneously, you will contribute to a safe and enjoyable work environment.

Join Eurofins Scientific as an Account Manager specializing in Maritime Services. In this dynamic role, you will be responsible for managing client relationships, ensuring exceptional service delivery, and driving business growth within the maritime sector. You will collaborate with cross-functional teams to develop tailored solutions that meet client needs and contribute to their success.

Join Eurofins, a global leader in bioanalytical testing, as an Account Manager. In this dynamic role, you will be responsible for managing client relationships and ensuring customer satisfaction. Your expertise will drive our commercial success and enhance our service delivery.

Join Eurofins as a General Management Trainee and embark on an exciting journey in the food industry. This program is designed for dynamic and ambitious individuals eager to develop their management skills in a fast-paced environment. You will gain hands-on experience across various departments, including operations, quality assurance, and business development.As a trainee, you will work closely with experienced professionals, participate in strategic projects, and contribute to the growth of our organization. Ideal candidates are those with a passion for food science, strong analytical abilities, and excellent communication skills.

Econocom Nederland is op zoek naar een gedreven Medior Account Manager met ervaring in de AV- of IT-sector. Je krijgt energie van het uitbouwen van klantrelaties en beschikt over een sterke commerciële mindset. Samen tillen we onze organisatie naar nieuwe hoogten.Wat ga je doen?In de rol van Medior Account Manager ben jij verantwoordelijk voor het onderhouden van bestaande klantrelaties en het uitbreiden van onze klantenkring. Je voert koude acquisitie uit en ontwikkelt bestaande klantrelaties verder. Met jouw enthousiasme en doorzettingsvermogen weet je deuren te openen en duurzame samenwerkingen op te bouwen.Concreet betekent dit dat je:De markt analyseert, accounts in kaart brengt en een strategisch accountplan opstelt;Actieve acquisitie verzorgt door potentiële klanten te benaderen en presentaties te geven;Relaties met bestaande klanten onderhoudt door hen tijdig te informeren over producten en diensten en voorstellen te doen voor nieuwe mogelijkheden;Klantbehoeften signaleert en hierover passend advies geeft;Marktontwikkelingen volgt en hier tijdig op anticipeert;Communicatielijnen onderhoudt tussen de organisatie en de klant rondom onze innovatieve AV- en IT-oplossingen;Offertes en contracten opstelt en de opvolging daarvan verzorgt;Werkt aan lange termijn klantrelaties en duurzame strategische samenwerkingen.Je bent gemiddeld 2 - 3 dagen per week op kantoor aanwezig voor analyses, voorbereidingen en opvolging van klantvragen en offertes. De overige dagen ben je op de weg om zowel nieuwe als bestaande relaties te onderhouden.

At BIS|Econocom, we firmly believe that real value arises through partnerships. We are not just looking for any Account Manager; we seek a client-focused sparring partner who dives deep into the true needs of our clients. Someone who dares to ask the right questions and collaborates with clients to build sustainable successes. In the role of Account Manager AV & IT, you will be that crucial link. You will ask open, incisive questions, listen actively, and effortlessly translate client desires into customized solutions. Your strength lies in building and strengthening long-lasting relationships as a trusted advisor. What will you do?As an Account Manager, you are responsible for further expanding our client network and deepening existing relationships. You stand alongside your clients, collaborating to help them achieve their objectives. This concretely means you will:Analyze the market, map accounts, and develop a strategic account plan;Approach potential clients and deliver presentations centered on their challenges and goals;Deepen relationships with existing clients by proactively brainstorming and identifying new opportunities;Uncover the actual needs of clients and advise them accordingly;Translate trends and market developments into valuable advice and solutions;Maintain communication lines between clients and the organization regarding our innovative AV and IT solutions;Prepare and follow up on offers and contracts, ensuring a process based on trust and transparency;Work on sustainable collaborations and strategic partnerships.

Are you ready to take charge of your own client relationships, close deals, and directly influence revenue growth? As an IT Account Manager at ITIS Projects, you will have the autonomy to build your own sales pipeline and convert successes into tangible results and bonuses.Job HighlightsA commercial role with direct impact on revenue and growth.Active pursuit of new business opportunities within IT consultancy and secondment.Significant freedom to develop your own sales pipeline.Work within an ambitious and entrepreneurial team.Do You Want to Be an Entrepreneur in IT Consultancy?In your role as an IT Account Manager, you will be responsible for acquiring new clients and contracts. You will open doors, cultivate relationships, and translate opportunities into concrete deals.In this position, you will collaborate closely with recruitment and field management. You generate assignments while they provide the right professionals. Together, you will build lasting client relationships and drive growth.What We Offer YouCompetitive base salary with uncapped bonuses.Company car, laptop, and phone.26 vacation days with buy/sell options.Plenty of freedom and room for initiative.Training budget and coaching opportunities.Daily fresh lunch at the office.Team outings and family days.Attractive employee discounts at renowned stores and brands.Your ResponsibilitiesAs an IT Account Manager, you will actively build client relationships and projects within IT consultancy.Engage in active cold acquisition with new clients.Develop and manage your own sales pipeline.Bring in new assignments and expand accounts.Match IT professionals to assignments.Oversee processes from intake to placement.Maintain client relationships and manage renewals.Collaborate with recruitment and field management.Focus on revenue, margin, and results.What You BringHigher vocational education (HBO) work and thinking level.Strong commercial drive and target-oriented mindset.Entrepreneurial and independent work attitude.Excellent communication and negotiation skills.Relationship-oriented and genuine working style.Fluency in Dutch.Valid driver’s license B.If you don’t meet all the criteria but have the ambition, we would still love to hear from you.Where You Will WorkLocation: BarendrechtRegion: RandstadTeam: Account Management, Field Management, and RecruitmentProject Type: IT Consultancy and SecondmentWork Environment: Commercial, entrepreneurial, and results-driven.About the CompanyITIS supports organizations with modern IT solutions and is dedicated to driving innovation in the industry.

Join Eurofins Scientific, a global leader in laboratory services, as a Customer Service Manager. In this pivotal role, you will oversee our customer service team, ensuring exceptional service delivery and fostering a customer-centric culture within the organization. You will be responsible for developing strategies to enhance customer satisfaction, resolving complex inquiries, and driving continuous improvement initiatives.

Role Overview Unica is seeking an HR Business Partner to join the Access & Security cluster in Barendrecht, Zuid-Holland. This role suits HR professionals with 3 to 5 years of experience who want to broaden their advisory skills and take initiative in a hands-on setting. The position covers two companies within the cluster, with primary responsibility for one. Regular travel to the Apeldoorn site is part of the job. Main Responsibilities Serve as the main HR contact at both tactical and operational levels for one company within the cluster. Support and advise management on a range of HR topics. Remain approachable and visible to employees, fostering a supportive environment. Report to the HR Manager of the cluster and work closely with three other HR Business Partners and the central HR services team. HR Advice & Support Act as a sparring partner for management, contributing to personnel matters and team development. Advise and support leaders on absenteeism, onboarding, career progression, development, and performance. Safeguard the quality of HR processes and coordinate with the central HR Services organization when needed. Recruitment Oversee the complete recruitment and selection process. Gather vacancy requirements from management and craft clear, appealing job profiles. Develop and execute targeted recruitment activities tailored to a competitive labor market. Recruit for specialized technical roles, focusing on both quality and cultural fit. Conduct interviews and manage onboarding through to successful integration. HR Projects & Development Take part in cluster-wide HR projects, including: Annual employee survey and related follow-up actions. Process improvement and optimization within HR. Initiatives aimed at boosting employee satisfaction, engagement, and growth.

Role Overview As Account Manager Software Solutions at ITIS (part of vdkgroep), the focus is on delivering tailored software and consultancy that directly support safety and compliance for clients. This is not a standard software sales role. The position centers on building new client relationships and making a concrete impact within organizations. Key Highlights Salary up to €4,000 gross per month, including performance-based bonus Lease car, company laptop, and business phone Emphasis on new business in software and consultancy Sales work that directly affects HSE (Health, Safety, Environment) and compliance outcomes What ITIS Offers Gross monthly salary between €3,000 and €4,000 Performance-based bonus plan Company lease car, laptop, and phone 26 vacation days, with options to buy or sell days Flexible working hours and a strong work-life balance Pension plan and budget for professional development Coaching and clear paths for growth within sales Informal atmosphere with short lines of communication Employee discounts at well-known stores and brands What You Will Do The role centers on acquiring new clients and maintaining long-term relationships. Key tasks include: Proactively approaching and acquiring new business Advising clients on HSE software and applications Conducting commercial and content-driven conversations Preparing and following up on quotations Delivering product demos and substantive presentations Developing sustainable client relationships Collaborating with development, inside sales, and partners Recording opportunities and progress in CRM systems What You Bring Higher professional education (HBO) level of thinking and working Experience in a commercial or client-facing role is a plus Interest in software and IT solutions Commercial drive and a proactive approach Strong communication skills Motivation to build long-term relationships Willingness to do cold acquisition Excellent command of Dutch, both spoken and written Not every box needs to be checked. Ambition counts too, ITIS welcomes motivated applicants. Work Location and Team Base: Barendrecht, Zuid-Holland (Randstad region) Teams: Sales, development, and support Product focus: HSE software for hazardous materials and compliance Culture: Entrepreneurial, content-driven, and professional About ITIS ITIS is a specialized IT service provider and software partner, delivering solutions in HSE, IT infrastructure, and managed services. The company stands out by combining software with deep consultancy expertise, always aiming to improve safety and compliance. Employees enjoy plenty of room for initiative and entrepreneurship, with short lines between sales, technical support, and management.

Are you eager to take part in groundbreaking infrastructure projects and enhance mobility across the Netherlands? As a Technical Manager at SWARCO, you will leverage your engineering expertise to ensure the success of challenging contracts, including maintenance for the Van Brienenoord Bridge and the Merwedebruggen. Based in Barendrecht, you will develop innovative, sustainable, and safe solutions that optimize traffic flows. Collaborating with your core team, you will guarantee seamless project execution from start to finish.Your Responsibilities:In your role as Technical Manager, you will maintain oversight and guide technical strategies. You will ensure workplace safety and timely, correct maintenance operations. Additionally, you will:Lead the execution team daily and coordinate all project activities;Ensure compliance with contractual agreements and specifications;Monitor schedules and adjust as necessary;Assess progress, quality, and costs, providing detailed reports;Maintain direct communication with clients, suppliers, and subcontractors;Identify risks and challenges, proposing effective solutions and ensuring timely reporting of deviations;Contribute to the preparation of contractual pricing proposals, such as VTWs;Organize safety and health coordination, conducting toolbox talks and workplace inspections.What We Offer You:At SWARCO Netherlands, you have the opportunity to elevate your career while making a meaningful impact. We value honesty and transparency, even in challenging times. Together, we will tackle these challenges and work toward a brighter future. Here’s what you can expect from us:A competitive salary ranging from €3,876 to €6,377.67 (depending on education and experience);25 vacation days plus 13 additional leave days for a full-time position. We prioritize work-life balance;All necessary tools for your job, including a mobile phone, laptop, and vehicle;Pension scheme through the Metal and Technology Pension Fund (PMT), with approximately two-thirds paid by us;Possibility of a permanent contract.

Role overview Nsecure is hiring a Strategic Business Developer based in Barendrecht, Zuid-Holland. This role serves as the main point of contact for key clients, leading new projects and driving the growth of the service portfolio. The position focuses on complex business development initiatives, often in partnership with multinational organizations and a variety of professional stakeholders from different sectors. The primary goal is to reinforce Nsecure’s reputation in access and identity management, ensuring clients benefit from reliability, safety, and continuous operations. What you will do Manage relationships with major clients, understanding their needs and clearly communicating Nsecure’s strategic direction. Lead efforts to attract new clients and expand services within current accounts. Deliver tailored solutions that address specific client requirements, going beyond standard products. Oversee the full sales process, making timely adjustments to keep both client and internal operations running smoothly. Collaborate with a dedicated client team, including project leaders, technicians, service level managers, and the sales support center, to ensure high-quality service delivery. Contribute to the ongoing professionalization of client processes and procedures. Key focus areas Finance: Build and maintain relationships with leading banks and insurance companies in the Netherlands and potentially internationally. Understand their security needs and translate them into effective solutions. Healthcare: Work with large hospitals and care institutions in the Netherlands, identifying sector-specific challenges and shaping Nsecure’s services to meet those needs. Success in this position depends on quickly grasping the unique demands of each sector and applying technology to help clients achieve their objectives.

Are you passionate about working at the intersection of technology, customer service, and security? As a Functional Administrator at Nsecure, you will serve as the primary contact for our clients and play a vital role in our systems. Your contributions will help leading organizations thrive daily and will directly impact our standing as a market leader in access and identity management.At Nsecure, we prioritize security and safety — and together with you, we aim to enhance these aspects every day.As a Functional Administrator, you ensure that our safety and security applications function optimally and exceed expectations. You will implement functional changes, actively contribute to improvements, and translate client needs and processes into effective, practical solutions.You will work closely with clients and collaborate with developers and application specialists. Your efforts will keep our systems safe, efficient, and future-proof. You will witness the immediate impact of your work, which is incredibly rewarding.Your Role as a Functional AdministratorYou are more than just someone who “works with systems.” You genuinely assist clients: diving into their inquiries, guiding them through digital processes, and ensuring everything runs smoothly. From resolving complex issues to initiating smart optimizations, you handle it all. Moreover, you will contribute to new features and enhancements. You will continuously learn, work on groundbreaking solutions, and see the daily impact of your contributions. No two days are alike, making this role both exciting and fulfilling.Key Responsibilities:Configure, manage, and fine-tune applications to ensure smooth operation;Translate client processes into logical and effective solutions;Implement changes and updates, conduct testing, and document outcomes;Provide second-line support for incidents and contribute to resolution efforts;Identify opportunities for improvements in processes and systems;Enhance performance and service quality;Inform, assist, train, and advise users;Draft functional and technical documentation.

In de rol van Lead Developer bij Nsecure ben je essentieel voor het aansturen van ons technische team en het creëren van innovatieve functionaliteiten, evenals het verbeteren van ons platform YIM. Je neemt de verantwoordelijkheid voor de architectuur en technische koers van onze softwareproducten. Je maakt deel uit van een dynamisch en ondersteunend team met ervaren back-end en front-end ontwikkelaars, applicatiebeheerders en testers. Gedurende de dagelijkse iteraties bepaal je welke taken je die dag gaat aanpakken. Tevens fungeer je als mentor voor je teamleden, waarbij je hen helpt zich te ontwikkelen en te excelleren in hun werk.Wat ga je doen?Leidinggeven aan een team van softwareontwikkelaars en hen ondersteunen in hun professionele groei;Ontwerpen en implementeren van schaalbare en betrouwbare softwareoplossingen;Samenwerken met productmanagers en andere belanghebbenden om technische vereisten te verzamelen en om te zetten in praktische oplossingen;Beoordelen en verbeteren van bestaande codebases en architecturen;Waarborgen van de codekwaliteit via code reviews, testen en best practices;Op de hoogte blijven van de nieuwste technologische trends en deze binnen het team toepassen.Wat is YIM?YIM is ons innovatieve platform voor toegangs- en identiteitsbeheer, ontwikkeld om organisaties te helpen hun veiligheids- en toegangsprocessen te optimaliseren, ongeacht hun grootte of complexiteit. Het platform biedt geavanceerde mogelijkheden voor het beheer van identiteiten en toegangsrechten van medewerkers, aannemers en bezoekers, en is ontworpen om te functioneren in tientallen sectoren, van contractor management tot e-learning, met een focus op flexibiliteit en schaalbaarheid.