Calahorra 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

Intern - Data Analytics63839196746499122

Indeed

Intern - Data Analytics

### **Über die Aufgabe** **Standort** Spanien Navarra/Nafarroa Sarriguren SpanienAragonZaragoza **Unternehmen**Siemens Gamesa Renewable Energy Innovation \& Technology, S.L.U **Organisation**Wind Power **Geschäftsbereich**Technology **Vollzeit / Teilzeit**Vollzeit **Erfahrungsniveau**Studierende **A Snapshot of Your Day** Are you passionate about AI, data visualization, and giving to the green energy transition? Join our Product Integrity (PPA) team within Siemens Gamesa’s Technology organization. In this role, you will help develop and maintain intelligent tools that support Design for Reliability (DfR) initiatives across our wind turbine platforms. You will supply to the creation of AI\-driven solutions that capture and connect data from multiple sources, power interactive dashboards, and automate reporting to support data\-driven decisions. Working closely with engineers, data scientists, and other cross\-functional experts, you will play a significant role in improving the way our team analyzes and communicates reliability performance. **How You’ll Make an Impact*** Support the development and maintenance of AI\-powered tools that integrate data from multiple sources, visualize insights through interactive applications (e.g., Power BI, Shiny), and automate presentation generation to supervise reliability\-related changes and decisions. * Use Python and relevant libraries to build, test, and improve these tools, focusing on usability, automation, and value to engineering teams. * Assist in data preparation tasks, including cleaning, transformation, and feature extraction, to ensure data is structured and ready for analysis and visualization. * Document workflows, design choices, and outputs to ensure clarity, reproducibility, and effective knowledge sharing across partners. * Collaborate with experts across data analytics and digitalization functions within and beyond the Design for Reliability (DfR) program. **What You Bring*** Enrollment in a Master’s or final\-year Bachelor’s program in Engineering, Data Science, Computer Science, or another relevant technical field. * Knowledge in Python, with a focus on building data\-driven tools or applications. Familiarity with common Python libraries for data handling, analysis, or automation (e.g., pandas, NumPy, or equivalent). * Advanced english is a must * Basic understanding of machine learning concepts and their application in real\-world tools (e.g., classification, clustering, anomaly detection). * Curiosity about developing dashboards or web\-based interfaces (e.g., Power BI, Shiny, or lightweight web apps). **About the Team** The SE WP TE PI PPA team is part of Siemens Gamesa’s Technology organization and plays a relevant role in improving the reliability and performance of our wind turbine platforms. We work multi\-functionally on problem\-solving, root cause analysis, and digital innovation initiatives, all passionate about improving turbine integrity and lifecycle performance. **Who is Siemens Gamesa?** Siemens Gamesa is part of Siemens Energy, a global leader in energy technology with a rich legacy of innovation spanning over 150 years. Together, we are committed to making sustainable, reliable, and affordable energy a reality by pushing the boundaries of what is possible. As a leading player in the wind industry and manufacturer of wind turbines, we are passionate about driving the energy transition and providing innovative solutions that meet the growing energy demand of the global community. At Siemens Gamesa, we are constantly seeking talented individuals to join our team and support our focus on energy transformation. Find out how you can make a difference at Siemens Gamesa: **https://www.siemensenergy.com/global/en/home/careers/working\-with\-us.html** **Our Commitment to Diversity** Lucky for us, we are not all the same. Through diversity, we generate power. We run on inclusion, and our combined creative energy is fueled by over 130 nationalities. Siemens Energy celebrates character—no matter what ethnic background, gender, age, religion, identity, or disability. We energize society, all of society, and we do not discriminate based on our differences. **Rewards/Benefits** Here are examples of the rewards and benefits Siemens Energy offers: * Opportunities to work with a global team * Opportunities to work on and lead a variety of innovative projects * Remote/Flexible work * Help with food * Continual learning \#LI\-RA1

Navarre, Spain