Valls Database Development & Administration Job Listings

Indeed

CRO Manager

Summary: Ruby Labs is seeking a Conversion Rate Optimization Manager to optimize reverse lookup products by executing optimization cycles across multiple funnels and actively contributing to experiments. Highlights: 1. Support optimization of reverse lookup products 2. Deepen skills alongside experienced growth leaders 3. Actively contribute to experiments and drive measurable improvements **About us** ============ Ruby Labs is a leading tech company that creates and operates innovative consumer products. We offer a diverse range of opportunities across the health, education, and entertainment industries. Our innovative teams are driving the future of consumer\-led products, and we're always looking for passionate individuals to join us. Learn more about our story at: https://rubylabs.com/about\-us/ **About the role** ================== We are looking for a **Conversion Rate Optimization Manager (CRO)** to support the optimization of our reverse lookup products. This role is ideal for someone with a solid foundation in conversion rate optimization who wants to deepen their skills and grow alongside experienced growth leaders. In this role, you will work closely with the **Senior Growth Manager** to execute optimization cycles across multiple funnels. You’ll be involved in every stage of the CRO process \- from research and hypothesis development to testing, analysis, and rollout \- while focusing primarily on execution quality, organization, and learning. This is not a role for passive recommendations. You will actively contribute to experiments, ensure they are implemented correctly, and help turn insights into measurable improvements. **Key Responsibilities** ======================== * **Rollout**, in collaboration with the Senior Growth Manager. * Assist with funnel analysis to identify friction points and optimization opportunities across multiple reverse lookup funnels. * Help translate hypotheses into clear experiment requirements and briefs for engineers. * Work closely with engineering teams to ensure experiments are implemented accurately and meet quality standards. * Track experiment status, results, and learnings across multiple funnels. * Analyze test outcomes using basic statistical understanding to identify winners, losers, and follow\-up opportunities. * Maintain and regularly update the **experimentation backlog**, ensuring priorities, statuses, and documentation are always current. * Document learnings and contribute to building a structured experimentation knowledge base. * Communicate clearly with internal stakeholders on experiment progress, outcomes, and next steps. **Qualifications** ================== * **CRO Foundation:** 1\.5–3 years of hands\-on experience running CRO experiments, ideally on high\-traffic consumer or subscription funnels. * **Experiment Literacy:** Strong understanding of the CRO lifecycle and how experiments are designed, executed, and evaluated. * **Data Skills:** Ability to independently review experiment results and funnel metrics using tools such as Mixpane, GrowthBook or Tableau. * **Execution\-Focused:** Detail\-oriented and reliable when managing experiments from idea to production. * **Collaboration Skills:** Comfortable working with engineers and product teams to ensure high\-quality implementation. * **Organization \& Planning:** Strong ability to manage multiple experiments, timelines, and priorities without things falling through the cracks. * **Growth Mindset:** Curious, eager to learn, and motivated to expand CRO and experimentation skills over time. * **Fluent English:** Strong written and verbal communication skills. **Location** ============ Ruby Labs operates within the CET (Central European Time) zone. Applicants from any country are welcome to apply for the position as long as they are located within approximately ± 4 hours of CET. This ensures optimal collaboration and communication during working hours. **Benefits** ============ Discover the perks of being part of our vibrant team! We offer: * **Remote Work Environment:** Embrace the freedom to work from anywhere, anytime, promoting a healthy work\-life balance. * **Unlimited PTO:** Enjoy unlimited paid time off to recharge and prioritize your well\-being, without counting days. * **Paid National Holidays:** Celebrate and relax on national holidays with paid time off to unwind and recharge. * **Company\-provided MacBook:** Experience seamless productivity with top\-notch Apple MacBooks provided to all employees who need them. * **Flexible Independent Contractor Agreement:** Unlock the benefits of flexibility, autonomy, and entrepreneurial opportunities. Benefit from tax advantages, networking opportunities, reduced employment obligations, and the freedom to work from anywhere. Read more about it here: https://docs.google.com/document/d/1dHF4ctKlez75whdn\-ybUwP5d5Wr0BdwVrorrm\_fM40Q/preview Be part of our fast\-growing team and seize this excellent opportunity for personal and professional growth! **Interview Process** ===================== After submitting your application, we conduct a thorough review which typically takes 3 to 5 days, but may occasionally take longer due to the volume of applications received. If we see a potential fit, we proceed with the following steps: * Recruiter Screening (40 minutes) * Technical Interview (30 minutes) * Test Assignment * Final Interview (30 min) **Life at Ruby Labs** ===================== At Ruby Labs, we move fast, aim high, and expect the same from our team. We’re not here to play small \- we’re here to build, grow, and win. That means we look for people who are ambitious, driven, and ready to give their best every single day. This is a place for individuals who thrive under pressure, embrace challenges, and see opportunity in every obstacle. If you’re hungry to achieve, motivated by impact, and want to grow at the speed of your own ambition, Ruby Labs offers the platform to make it happen. Here, effort is matched with reward. We recognize those who go all in and deliver results, and we create space for people who want more—more responsibility, more growth, and more success. \#LI\-Remote

Spain

Ruby on Rails Developer - LLM65161370390913121

Indeed

Ruby on Rails Developer - LLM

Summary: This remote Ruby Engineer role involves reviewing and generating Ruby/Rails code for AI data training, evaluating AI reasoning, and providing expert feedback to improve AI models. Highlights: 1. Review and generate Ruby/Rails code for AI data training 2. Evaluate AI reasoning and provide expert feedback to improve models 3. Focus on readability, maintainability, and correctness of code Contract Remote ### **Role Description** As an hourly paid, fully remote Ruby Engineer for AI Data Training, you will review AI\-generated Ruby and Rails code or generate your own solutions, evaluate the reasoning quality and step\-by\-step problem\-solving, and provide expert feedback that helps models produce answers that are accurate, logical, and clearly explained. You will assess solutions for readability, maintainability, and correctness; identify errors in MVC structure, domain modeling, or control flow; fact\-check information; write high\-quality explanations and model solutions that demonstrate idiomatic Ruby patterns; and rate and compare multiple AI responses based on correctness and reasoning quality. This role is with, a fast\-growing AI Data Services company and subsidiary of that provides AI training data for many of the world’s largest AI companies and foundation model labs, and your work will directly help improve the world’s premier AI models while giving you the flexibility of impactful, detail\-oriented remote contract work. ### **Your Profile** * 1–2\+ years of professional Ruby programming experience in production environments. * Strong understanding of Ruby on Rails, MVC architecture, and idiomatic Ruby patterns for structuring application code. * Hands\-on software engineering experience building and maintaining Ruby or Rails applications, with exposure to real\-world production constraints. * Ability to evaluate readability, maintainability, and logical correctness in Ruby and Rails code, including model, controller, and service\-layer design. * Significant experience using LLMs or AI coding assistants while programming, combined with a disciplined approach to validating and reviewing their output. * Excellent English writing skills, capable of producing clear, structured, and pedagogical technical explanations and code reviews. * Minimum Bachelor’s degree in Computer Science or a closely related technical field. * Previous experience with AI data training, large\-scale code review, or evaluation of AI\-generated technical content is strongly preferred; Minimum C1 English proficiency and an extremely detail\-oriented working style are required. * Highly preferred: experience with frameworks and tools such as Ruby on Rails, Sinatra, and RSpec in real projects. * Preferred: merged PRs in Ruby open\-source projects, experience with metaprogramming or test\-heavy systems, and competitive programming exposure. ### **Key Responsibilities** * Develop AI Training Content: Create detailed prompts in various topics and responses to guide AI learning, ensuring the models reflect a comprehensive understanding of diverse subjects. * Optimize AI Performance: Evaluate and rank AI responses to enhance the model's accuracy, fluency, and contextual relevance. * Ensure Model Integrity: Test AI models for potential inaccuracies or biases, validating their reliability across use cases.

Spain

Manufacturing Systems Analyst - LPBS65137330741122122

Indeed

Manufacturing Systems Analyst - LPBS

**Lear For You** We work hard for the people who work for us. We champion our teams. We foster collaboration, inclusion, respect and excellence. What we are trying to say is **we want to be more for you.** We are your path to a better career, a better future, and a better you. Our teams have invented groundbreaking technologies, flawlessly manufactured millions of products and earned a long list of awards. Year after year, we are one of the World's Most Admired Companies. Our teams are the secret to our success. They are empowered, inventive and inclusive. Passionate about their craft. Driven to succeed. Because we all understand that we must work together to win. Are you ready for a better career? A better future? **We're Lear For You.** **Location:** UK, Spain, Czech Republic, Serbia **Employment Type:** Permanent Contract **About LPBS** LPBS (Lear Production Board System) is an in\-house application supporting manufacturing operations across Lear plants. The system helps standardize production processes, improve visibility, and ensure efficient deployment and operation across multiple locations. **Role Overview** As an LPBS Deployment Specialist, you support the implementation, rollout, and continuous improvement of the LPBS application across EMEA plants. You work closely with Plant IT, end users, and central IT teams to ensure successful deployments and stable system operation. **Key Responsibilities** • Support LPBS deployments and upgrades across assigned plants. * Coordinate with Plant IT to gather requirements and translate them into system solutions. * Assist with installation planning, testing, and validation activities. * Provide second\-level support for LPBS\-related system issues. * Support user training and onboarding activities. * Maintain system documentation and deployment standards. * Collaborate with LPBS development and IT teams to improve system processes and functionality. **Required Skills** * Strong IT background with experience in application support or deployment. * Knowledge of SQL / T\-SQL and basic data analysis. * Experience working with cross\-functional stakeholders. * Understanding of SDLC and IT service processes. * Good level of English, written and spoken. * Willingness to travel up to 20% across EMEA. **Preferred** * Experience with manufacturing or MES\-related systems. * Knowledge of Windows Server environments. * Experience with SQL Server procedures, views, or SSIS.

Carrer Sant Sebastià, 20, 43800 Valls, Tarragona, Spain

Indeed

Software Engineer

**NanoChronia is hiring: Software/Telecommunications Engineer** **Location:** Tarragona, Spain \| **Position:** Full\-time **About Us** NanoChronia is a deep\-tech company developing next\-generation gas sensor systems. Our mission is to bring advanced sensing technologies from the laboratory to certified commercial products, combining nanomaterials, electronics, and IoT integration. **The Role** We are seeking a **Software/Telecommunications Engineer** to strengthen our R\&D team. The role involves the development of embedded firmware, IoT architectures, and system integration to enable reliable deployment of our sensor platforms at scale. The position is ideally suited for candidates with a background in electronic or telecommunications engineering and a master’s degree in software or equivalent experience. **Key Responsibilities** Develop and maintain embedded software for microcontrollers (ESP32, STM32 or similar). Program in C/C\+\+ and Python with clean architecture and modular design principles. Design and implement IoT system architectures for sensor deployment at scale. Configure and optimize communication protocols, especially LoRaWAN (OTAA, uplink/downlink, payload optimization, gateway configuration). Integrate devices with LoRaWAN servers such as The Things Stack (TTN/TTI) or equivalent. Contribute to system\-level design decisions, including architecture, scalability, and deployment. Use version control (Git) and contribute to CI/CD pipelines. Collaborate with multidisciplinary teams (electronics, materials, data science). **Qualifications** Degree in Telecommunications, Electronics, or Software Engineering (Master in Software or equivalent is highly valued). Proven experience with embedded platforms such as ESP32, STM32, or similar. Strong programming skills in C/C\+\+ and Python. Experience with development environments (Arduino, PlatformIO, ESP\-IDF, or equivalent). Solid understanding of software design patterns and layered architectures. Experience with LoRaWAN protocols and IoT deployments. Familiarity with version control and collaborative development (Git, CI/CD). Strong analytical and problem\-solving skills. Fluent in English; Spanish is an asset. **What We Offer** · The opportunity to work in a multidisciplinary, international environment at the interface of nanotechnology, electronics, and data science. · A role with significant impact, contributing directly to the commercialization of deep\-tech sensor solutions. * Flexible working hours * 1\-Day remote work per week * Work in a highly innovative environment, bridging research and product development. · A full\-time position based in **Tarragona**, with opportunities to contribute to European projects and innovation networks. Submit the CV at: software\_engineer@nanochronia.com Tipo de puesto: Jornada completa, Contrato indefinido Sueldo: 30\.000,00€\-35\.000,00€ al año Beneficios: * Flexibilidad horaria * Teletrabajo opcional Ubicación del trabajo: Empleo presencial

Savinosa, 43007 Tarragona, Spain

€ 30,000-35,000/year

Senior SAP Basis Engineer63840005353347124

Indeed

Senior SAP Basis Engineer

Are you a forward\-thinking professional with expertise in SAP Basis and an interest in financial services? Join EPAM in Madrid as a **SAP Basis Engineer** within the private banking sector and elevate your career in financial services technology. We're seeking a collaborative team member with exceptional communication skills, engineering expertise, and a B2\+/C1 English level to facilitate effective stakeholder engagement. This hybrid role, based in the heart of Madrid, is perfect for individuals ready to thrive in a dynamic setting and contribute meaningfully to private banking technology advancements. Join EPAM and help shape the future of financial services in Spain! **Responsibilities** * Install, configure, and maintain SAP systems, including ERP R3 \& S/4HANA, BW, and HCM * Plan and implement SAP system upgrades, patches, and enhancements * Monitor system performance and optimize for efficient operations * Troubleshoot and solve SAP Basis\-related issues * Develop and implement backup and disaster recovery plans * Configure and oversee system monitoring tools to identify and resolve issues promptly * Document system configurations, processes, and procedures comprehensively * Collaborate with functional and technical teams to support SAP projects and changes * Ensure adherence to corporate policies and industry standards **Requirements** * BSc/MSc in Computer Science, Engineering, or a related field * Background in SAP System Administration with a minimum of 5 years of experience * Expertise in SAP NetWeaver, SAP HANA, and other SAP products * Proficiency in administering Unix/Linux and Windows environments * Familiarity with SAP tools such as SAP Solution Manager * Knowledge of database administration, including Oracle, HANA, and SQL Server * Understanding of networking, security protocols, and performance tuning * Competency in troubleshooting and problem\-solving * Knowledge of SAP S/4HANA and Fiori * Understanding of SAP Security concepts and authorizations * Qualifications in SAP System Administration * Excellent communication and interpersonal skills * Flexibility to manage multiple tasks and projects effectively * Capability to work independently as well as within a team **We offer** * Private health insurance * EPAM Employees Stock Purchase Plan * 100% paid sick leave * Referral Program * Professional certification * Language courses EPAM is a leading digital transformation services and product engineering company with 61,700\+ EPAMers in 55\+ countries and regions. Since 1993, our multidisciplinary teams have been helping make the future real for our clients and communities around the world. In 2018, we opened an office in Spain that quickly grew to over 1,450 EPAMers distributed between the offices in Málaga, Madrid and Cáceres as well as remotely across the country. Here you will collaborate with multinational teams, contribute to numerous innovative projects, and have an opportunity to learn and grow continuously. * **Why Join EPAM** * **WORK AND LIFE BALANCE.** Enjoy more of your personal time with flexible work options, 24 working days of annual leave and paid time off for numerous public holidays. * **CONTINUOUS LEARNING CULTURE.** Craft your personal Career Development Plan to align with your learning objectives. Take advantage of internal training, mentorship, sponsored certifications and LinkedIn courses. * **CLEAR AND DIFFERENT CAREER PATHS.** Grow in engineering or managerial direction to become a People Manager, in\-depth technical specialist, Solution Architect, or Project/Delivery Manager. * **STRONG PROFESSIONAL COMMUNITY.** Join a global EPAM community of highly skilled experts and connect with them to solve challenges, exchange ideas, share expertise and make friends.

Plaça de Prim, 16P, 43201 Reus, Tarragona, Spain

Indeed

DevOps Technician

**Company Description** ***Shaping the Future of Automotive Engineering*** Applus\+ IDIADA is a global leader in automotive engineering, offering a dynamic and rewarding career opportunity for professionals passionate about shaping the future of mobility. As a TOP Employer certified company with over 3500 professionals from more than 24 countries, we provide a diverse and inclusive work environment that fosters innovation and growth with colleagues from over 55 nationalities contributing to a safer, more efficient, and sustainable vehicles. **Why join us?** Enjoy a highly flexible hybrid work model in a company that takes care of the employees’ wellbeing, offering work\-life balance benefits such as subsidized canteen, free language courses, transport and coaching services. Join a company that has a deep commitment to sustainability and push yourself to reach your full potential in a dynamic and challenging setting that values innovation and expertise. ***Come \& join us on the road to success.*** \#LI\-Hybrid **Job Description** Into our devops team we are looking for a new member to performe the following tasks: * Work closely with the Dev team, to ensure the timely release of applications, updates \& patches * Revise existing automations for enhancement and opportunities to leverage new integrations * Responsible for the sustainment, improvement, and upkeep of the overall compliance posture of the end user computer environment integrating SecDevOps into CI / CD pipelines for rapid application delivery * Ensure regulations and policies align to organizational expectations * Design, test and integrate new security products. * Solid background in UNIX/Linux systems administration * Solid scripting knowledge in any of these languages: Python / Bash / Yaml **Qualifications** **Education:** * Bacheloor or Master's degree in Computer Science (or equivalent experience). **Experience:** * 2\+ years' System Administration / DevOps * Familiarity with web application server and load balancer deployment and administration such as: Tomcat, nginx, HAProxy * Experience administering cloud infrastructure: AWS, GCP * Experience with containers: Docker, Kubernetes, * Familiarity with IaaC: Ansible, Terraform, CloudFormation * Experience with CI/CD tools – Jenkins, Gitlab CI/CD * Experience in database administration: PostgreSQL, SQL Server, MongoDB, Redis * Version control experience: Git \+ Gitlab * Experience with monitoring tools: Nagios, Op5, prometheus Desirable skills: * Familiarity with distributed systems is a plus * Experience in applying application and security patches to servers / endpoints using DevSecOps **Languages:** * English level: B1–B2 (CEFR), both written and spoken **Additional Information** Applus IDIADA is committed to **equality,** **diversity** and **inclusion**. We don’t put limits on you, so don’t put limits on yourself either. There is a place for everyone.

7FMM+88 La Bisbal del Penedès, Spain