Canary Islands 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

Senior Infrastructure Engineer(Remote)65070932990723122

Indeed

Senior Infrastructure Engineer(Remote)

At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a Senior Infrastructure Engineer who is responsible for leading complex, high\-impact projects from initiation through delivery. The ideal candidate is a proactive leader with exceptional communication, organizational, and stakeholder management skills. **CORE RESPONSIBILITIES** * Lead the redesign and migration of locally hosted edit workstations and infrastructure to a cloud\-native model, ensuring a seamless experience for global staff. * Design the architectural shift of the current ingest pipeline to AWS, optimising for scalability and cost\-efficiency. * Act as the primary technical liaison for the business and our partner 7fivefive, ensuring project milestones align with strategic business needs. Drive a DevOps culture within Tech Ops, and collaborate closely with Data, Tech \& Product to implement deployment, monitoring and compliance protocols that align with the client’s policy. * Oversee and maintain the security posture of both GCP and AWS environments, implementing rigorous access controls and monitoring. Manage the full technology lifecycle of the cloud migration, from conceptualisation and partner briefing to implementation, and transition to service delivery. * Create and maintain detailed architectural records of the new cloud infrastructure and ingest workflows. **SKILLS REQUIRED** * Advanced proficiency in configuring and managing AWS environments, specifically for compute\-heavy and media\-centric workloads. * Deep understanding of professional content editing, ingest pipelines, and storage tiering in a global content agency. * Proven experience working in a DevOps model, including CI/CD principles and automated infrastructure management * Working knowledge of GCP security and administration. * Strong foundation in network engineering (LAN/WAN), TCP/IP principles, and storage systems. * Proficiency with SSO integrations and IAM (Okta preferred). **SKILLS REQUIRED \- GENERAL** * The ability to translate complex cloud architecture into non\-technical language for business stakeholders. * Must be a strong communicator and proactive in bridging the gap between Tech Ops and DTP. * This is a remote role, so the ability to work without direct supervision while maintaining rigorous attention to detail under pressure is key. * Capacity to thrive in a dynamic media environment with evolving requirements.

799V+CQ Las Cañadas del Teide, Spain

Senior Software Engineer (Go)64151475027202123

Indeed

Senior Software Engineer (Go)

At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a Software Engineer (Go) to join one of our **clients**' Engineering Department. If you're looking for an exciting opportunity to grow in a innovative environment, this could be the perfect fit for you. **About the Role** We are looking for an experienced Software Engineer (Go) with a strong background in cloud computing, DevOps practices, and financial systems. The ideal candidate will transform complex business and system requirements into scalable, maintainable, and high\-performance code. You will be part of a collaborative engineering team building next\-generation services for data warehousing, big data, and financial market infrastructure. **Key Responsibilities** * Validate and translate business and system requirements from Product Managers and Architects into code. * Design and develop services in Go, leveraging best practices for scalability and performance. * Build and manage infrastructure through DevOps, CI/CD, and automation frameworks (e.g., Ansible, Azure Pipelines, Terraform, CloudFormation). * Implement and maintain microservices\-based architectures and distributed systems. * Participate in deployment automation and configuration management. * Write and maintain documentation for processes, architecture, and source code. * Perform expert\-level troubleshooting, root cause analysis, and bug resolution. * Collaborate cross\-functionally with product, architecture, and DevOps teams to ensure smooth delivery. * 4\+ years of professional Go (Golang) development experience, with a strong grasp of idiomatic Go and concurrency principles. * Deep understanding of synchronization mechanisms, profiling, and debugging in Go. * Proficiency in Linux systems and command\-line tools. * Strong understanding of microservices architecture and distributed system design. * Experience with SQL databases, Protobuf, and gRPC. * Familiarity with message brokers and external caching servers. * Strong understanding of CI/CD pipelines, DevOps workflows, and related automation tools. * Knowledge of SOLID principles, design patterns, and clean code practices. * Experience writing unit and integration tests. * Familiarity with Docker and Kubernetes (or other container orchestration tools) is a plus. **Preferred Qualifications** * Experience in financial services, brokerage, or trading systems. * Understanding of financial instruments, execution principles, and market structure * Prior experience with data warehousing or big data technologies. **What We Offer** Opportunity to work on innovative financial technology projects. Collaborative, engineering\-driven environment. Competitive salary and professional growth opportunities. Flexible or remote working arrangement.

799V+CQ Las Cañadas del Teide, Spain

Indeed

Computer Engineer

**Location:** Tenerife **Experience Level:** 3\-5 years **Work mode:** Hybrid\- 6 days per month remote work **Contract type:** Full\-time About Wooptix Wooptix is a semiconductor wafer metrology innovator that provides the fastest, most accurate in\-line measurements with the highest lateral resolution. Through its use of wavefront phase imaging (WFPI), a proprietary technique derived from research in adaptive optics, its systems measure the shape, uniformity, nanotopography and roughness of the entire silicon wafer in a single image. It is actively deploying solutions at various customer sites across Asia, Europe and North America. Together with their resistance to vibrations and ease of adapting to the user’s needs, they are valuable systems for measuring the wafer shape and nanotopography in a single image. Our Mission We design and develop disruptive metrology equipment for the semiconductor industry, delivering unmatched resolution and precision with the highest throughput. About the role This role is focused on refactoring, designing \& building scalable Python apps using OOP, design patterns, NumPy, and OpenCV. Focus on best practices, teamwork, and performance. **Key Responsibilities:** * Design, implement, and maintain software solutions using object\-oriented programming principles. * Apply software engineering best practices and design patterns to ensure scalable and maintainable systems. * Develop applications and prototypes using Python, leveraging libraries such as NumPy for data manipulation and OpenCV for computer vision tasks. * Manage dependencies and packages with pip to support development workflows. * Collaborate with team members to review code, share knowledge, and contribute to continuous improvement. * Troubleshoot, debug, and optimize code for performance and reliability. **What we are looking for:** * Bachelor’s degree in Computer Science, Computer Engineering, or related field (or equivalent practical experience). * Solid understanding of object\-oriented programming (OOP) concepts. * Basic knowledge of software design patterns and software engineering principles. * Hands\-on experience with Python programming and its ecosystem. * Familiarity with NumPy for data processing and OpenCV for image and video analysis. * Knowledge of pip and Python package management. * Strong problem\-solving skills and willingness to learn new technologies. * Good communication skills and ability to work in a team environment. **What we offer:** * Indefinite full\-time contract. * 23 working days of holiday. * Competitive salary range. * Private medical insurance after one year with the company. * We are a fast\-growing scale\-up with a startup spirit, where collaboration, innovation, and professional growth are part of our everyday culture. You’ll be surrounded by highly talented professionals in a dynamic and motivating environment, with plenty of opportunities to develop your career. * Our core values are the foundation that unites us and drives everything we do: Trustworthy, Resilient, Committed to Excellence, and Innovators by Instinct. * Development and growth: We offer continuous development and training opportunities within a rapidly expanding company. * Flexible working hours to support a healthy work\-life balance — you can start your day anytime between 7:00 and 10:00 a.m. and finish between 4:00 and 7:00 p.m. We also enjoy intensive working hours every Friday and during the summer months (July and August).

Calle Heraclio Sánchez, 56, 38204 La Laguna, Santa Cruz de Tenerife, Spain

Indeed

Application Engineer

**Location:** Tenerife /Madrid **Experience Level:** \+5 years **Work mode:** Hybrid\- 6 days per month remote work **Contract type:** Full\-time About Wooptix Wooptix is a semiconductor wafer metrology innovator that provides the fastest, most accurate in\-line measurements with the highest lateral resolution. Through its use of wavefront phase imaging (WFPI), a proprietary technique derived from research in adaptive optics, its systems measure the shape, uniformity, nanotopography and roughness of the entire silicon wafer in a single image. It is actively deploying solutions at various customer sites across Asia, Europe and North America. Together with their resistance to vibrations and ease of adapting to the user’s needs, they are valuable systems for measuring the wafer shape and nanotopography in a single image. Our Mission We design and develop disruptive metrology equipment for the semiconductor industry, delivering unmatched resolution and precision with the highest throughput. About the role We are looking for a motivated Application Engineer to join our team and support our customers in the deployment, use, and optimization of Wooptix metrology tools. As an Application Engineer, you will act as the technical interface between our customers and internal teams, including R\\\&D, Field Service, and Product Development. You will ensure successful tool integration and high customer satisfaction throughout the product lifecycle including pre\-sales work for strategic projects (product applications, demonstrations, technical support of evaluations) as well as 2nd line post\-sales and internal support (training, resolving advanced issues, customer meetings). In addition, you will provide application support by working closely with customers to help them maximize the performance and capabilities of our systems. This role requires a combination of hands\-on technical expertise, strong customer engagement, project management skills, and the ability to translate user feedback into product performance improvements. **Key Responsibilities:** * Assist and collaborate with customers (e.g. R\\\&D and engineering teams) and provide technical support to enhance system performance, perform wafer measurements, and data processing for their specific applications. * The Application Engineer may have the opportunity to act as Project Leader, managing internal or external collaborative projects (e.g., joint development programs) from initial definition through to final milestone reporting. A comprehensive follow\-up of each project will be required, ensuring coordination with all relevant contributors. Regular reporting and internal meetings will be implemented to identify potential risks or delays and define mitigation actions, when necessary, for top management. * Conduct demonstrations and evaluate tool performance against customer specifications. * Deliver customer training sessions and technical documentation, reports. * The Application Engineer will have the opportunity to co\-author technical publications and represent the company at leading industry conferences. * Establish and maintain strong relationships with customers to ensure satisfaction and long\-term success. * Excellent oral and written communication skills to effectively interact with customers during critical situations, such as unexpected equipment issues, complex troubleshooting, and escalation procedures. * Ability to build and maintain trusted relationships with customers in high\-pressure situations by delivering comprehensive reports, ensuring clear and transparent communication, and providing detailed action plans and solutions to support the customers as quickly as possible. * Support field service and troubleshooting activities remotely or in person. * Provide on\-site support for system installation, testing, qualification, debug issues, and support developments. * Manage and perform Fab Acceptance Tests (FAT), Site Acceptance Tests (SAT) and conduct data measurement processing and analysis. * Collaborate closely with the Wooptix R\\\&D and Product Development Teams to tailor solutions to customer needs and deliver comprehensive application reports. * Understand customer use cases and translate them into feedback for product improvement. * Gather and analyze customer feedback to drive continuous service process improvements. * Establish safety procedures and related training programs, and ensure their implementation and compliance. **What we are looking for:** * Bachelor’s or Master’s degree in Physics, Optics, Electrical Engineering, or related field. * Ability to travel internationally (up to 30\-50%), including Asia, North America, and Europe. * 5\+ years of experience in technical and application support, metrology, device fabrication, or process development within semiconductor R\\\&D or industry. * Experience in 3D integration, hybrid bonding, wafer\-to\-wafer bonding, die\-to\-wafer, die\-to\-die, or heterogeneous integration, as well as related metrology, is a plus. * Experience with semiconductor fabs and cleanroom protocols. * Excellent communication, training, and customer support skills. * Proficiency in speaking, reading, and writing English is mandatory. Knowledge of Spanish, French, or another language would be a plus. * Ability to work both independently and collaboratively within a team. * Knowledge of wafer processing, process control, or optical inspection. * Experience in semiconductor metrology, optics, or related fields is a plus. * Familiarity with software tools (Python, LabView, MATLAB, etc.). * Wooptix equipments are installed in a cleanroom environment, requiring the continuous use of protective and lightweight clothing and Personal Protective Equipments (e.g., bunny suit, hood, booties, safety glasses, gloves, earplugs or earmuffs, and safety boots). * Cleanrooms are controlled environments with regulated temperature and humidity and can be extremely noisy. During installation, maintenance, and repair, the Application Engineer may be required to work in awkward or elevated positions to support Field Service Engineer, as well as stoop, bend, or crawl while wearing protective and cleanroom clothing and Personal Protective Equipment (PPE). This requires excellent physical condition and strict adherence to safety procedures. The application Engineer must have no medical contraindications or restrictions preventing them from working in such conditions. * Ability to lift and carry objects up to 12 kg, without medical contraindications or restrictions, while wearing protective and cleanroom clothing and Personal Protective Equipment (PPE). * In critical and exceptional situations involving a customer issue, Application Engineers may be required to work in shifts or during the weekend at the customer site on a voluntary basis, with a special compensation package. **What we offer:** * Indefinite full\-time contract. * 23 working days of holiday. * Competitive salary range. * We are a fast\-growing scale\-up with a startup spirit, where collaboration, innovation, and professional growth are part of our everyday culture. You’ll be surrounded by highly talented professionals in a dynamic and motivating environment, with plenty of opportunities to develop your career. * Our core values are the foundation that unites us and drives everything we do: Trustworthy, Resilient, Committed to Excellence, and Innovators by Instinct. * Development and growth: We offer continuous development and training opportunities within a rapidly expanding company. * Flexible working hours to support a healthy work\-life balance — you can start your day anytime between 7:00 and 10:00 a.m. and finish between 4:00 and 7:00 p.m. We also enjoy intensive working hours every Friday and during the summer months (July and August). * Private medical insurance after one year with the company.

Calle Heraclio Sánchez, 56, 38204 La Laguna, Santa Cruz de Tenerife, Spain