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0Staff React Engineer (TypeScript + AI)
3 de febr.WIZELINE
Staff React Engineer (TypeScript + AI)
WIZELINE · Barcelona, ES
Teletreball React Javascript Agile Azure Cloud Coumputing GraphQL TypeScript AWS DevOps Redux Terraform Micro Frontends
Staff React Engineer (TypeScript + AI Experience)
We are:
Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact.
With the right people and the right ideas, there´s no limit to what we can achieve.
Are you a fit?
Sounds awesome, right? Now, let´s make sure you´re a good fit for the role:
Key Responsibilities
- Lead the architecture, design, and development of scalable, high-performance web applications using React and TypeScript.
- Define and execute the front-end technical strategy, ensuring scalability, performance, and alignment with product and AI goals.
- Collaborate closely with AI engineers, data scientists, designers, and product managers to deliver intelligent, data-driven user experiences.
- Integrate AI-powered components (e.g., chatbots, assistants, content generators, predictive UI) into modern web applications.
- Mentor other engineers, promoting excellence in coding practices, architecture decisions, and technical problem-solving.
- Establish and enforce standards for code quality, accessibility, performance optimization, and testing.
- Partner with backend and DevOps teams to optimize CI/CD pipelines and deployment processes.
- Continuously identify opportunities to use AI and automation to enhance both development workflows and end-user experiences.
Must-have Skills
- 8+ years of professional software development experience, with at least 5+ years specializing in React and TypeScript.
- Proven experience architecting and scaling enterprise-grade front-end applications.
- Knowledge of AI technologies and hands-on experience integrating AI/ML models or APIs (e.g., OpenAI, Hugging Face, Vertex AI, Anthropic, or similar).
- Demonstrated ability to design and implement AI-enhanced interfaces that improve usability, personalization, or automation.
- Deep understanding of JavaScript (ES6+), React Hooks, and state management patterns (Redux, Zustand, or Recoil).
- Proficiency with testing frameworks (Jest, React Testing Library, Cypress) and performance profiling tools.
- Experience integrating RESTful and GraphQL APIs.
- Bachelor´s degree in Computer Science, Software Engineering, or related field.
- Advanced English level, both written and verbal.
- Excellent communication, leadership, and mentoring skills.
Nice-to-have
- Familiarity with Next.js, Micro Frontends, and Server-Side Rendering (SSR).
- Experience with cloud platforms (AWS, GCP, Azure) and infrastructure-as-code tools such as Terraform.
- Background in data visualization or AI-driven UX design.
- Contributions to open-source projects or active participation in tech communities.
- Experience leading distributed teams in agile environments.
What we offer
- A High-Impact Environment - lead initiatives that shape AI-driven digital platforms.
- Commitment to Professional Development - access to WizeAcademy programs and industry-recognized certifications.
- Flexible and Collaborative Culture - hybrid and remote-friendly work options.
- Global Opportunities - collaborate with experts across multiple regions.
- Vibrant Community - hackathons, knowledge-sharing sessions, and innovation events.
- Total Rewards - competitive compensation, wellness benefits, and savings plans.
Specific benefits are determined by employment type and location.
Senior Node.js Developer (RIKI)
29 de gen.BrainRocket
València, ES
Senior Node.js Developer (RIKI)
BrainRocket · València, ES
Javascript API Node.js MySQL MongoDB TSQL Kubernetes GraphQL Git REST TDD TypeScript RabbitMQ Redis Fintech ECMAScript Office Microservices
BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we´ve already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don´t follow formats. We shape them. We build what works, launch it fast, and make sure it hits.
Please note that this role is office based for Spain.
If you need to be relocated, we take care of the process.
Requirements:
• Strong knowledge of JavaScript and the ECMAScript 6 standards;
• 5+ years of commercial experience with Node.js and Nest.js;
• 5+ years of commercial experience in web development;
• Commercial experience of working with high loaded SQL or NO SQL databases;
• Commercial experience of implementing the REST, GraphQL and WebSockets;
• Understanding of the TDD principles and experience of writing tests;
• Understanding of microservice architecture principles;
• Experience of GIT version control system;
• Experience with RabbitMQ;
• Experience with Redis;
• Experience with databases MongoDB, MySQL;
• At least Intermediate lvl of English.
Will be a plus
• 2+ years of hands-on experience developing over CI/CD/Micro Services architecture/Containers;
• Experience with Kubernetes;
• Experience with Nats;
• Experience with TypeScript.
Duties and opportunities
• In-house platform development;
• 3rd party API integrations;
• Actively participate in developing new features from scratch.
We offer excellent benefits, including but not limited to:
- Learning and development opportunities and interesting, challenging tasks.
- Relocation package (tickets, staying in a hotel for up to 2 weeks, and visa relocation support for our employees and their family members)
- Opportunity to develop language skills, with partial compensation for the cost of English.
- Private medical coverage, including inpatient, outpatient, dental care, annual check-ups, and maternity support.
- Competitive remuneration level with annual review.
Bold moves start here. Make yours. Apply today!
Growth Engineer
25 de gen.Canonical
Growth Engineer
Canonical · Barcelona, ES
Teletreball . React Javascript API Python TSQL OOP Docker Cloud Coumputing Kubernetes GraphQL Git REST IoT Redis Machine Learning
The role of a Growth Engineer at Canonical
Canonical has provided developers with open source since 2004, helping them build innovations such as public cloud, machine learning, robotics or blockchain. Marketing at Canonical means being at the forefront of technology adoption, for our customers and for our own martech stack. We are looking for an experienced Growth Engineer to join our team and take ownership of our marketing technology stack, data architecture, and infrastructure. This role is critical for designing and scaling the systems that power marketing automation, lifecycle marketing, and data-driven growth initiatives.
The ideal candidate will be passionate about technology, data, and the use of technology in marketing. You will thrive in an environment that emphasizes ownership, collaboration, learning, and a drive to continually improve. If you love to solve complex problems, get hands-on with cutting-edge tools, and build the automated systems that fuel a global business, we want to talk with you.
This role sits in the Marketing team reporting to the Growth Engineering Manager.
Location: This role will be based remotely in the EMEA region.
What your day will look like
- Design, build, and maintain our core data infrastructure and martech stack to support marketing and sales goals.
- Develop and optimize robust data pipelines, automations, and integrations between our CRM, marketing platforms, and data warehouse.
- Architect and manage APIs for seamless system integration and data flow across the entire stack.
- Collaborate with marketing, sales, and product teams to understand their needs and architect technical solutions.
- Implement and champion software engineering best practices, including clean code, CI/CD, automated testing, and version control.
- Explore and integrate cutting-edge tools to enhance our data capabilities and operational efficiency.
- Support marketing team members with strategic expertise, setting up and monitoring automations
- Build on automation and AI to improve lead management
- Develop Canonical's martech stack to industry leading standard
- System Design: Expertise in system design, particularly in the data world, with a strong understanding of networking, proxies, and data ingress/egress patterns.
- Cloud & Databases: Proficiency with cloud data warehousing (e.g., BigQuery), relational databases (e.g., Postgres), and object stores (e.g., S3). Knowledge of Docker, Kubernetes, and data stores like Redis is a plus.
- API Architecture: Deep knowledge of API architecture and design, with a primary focus on REST. Experience with GraphQL is beneficial.
- Programming: Senior-level knowledge of Python (OOP, APIs, asyncio, scientific libraries) and SQL (experience with tools like Trino and dbt is highly valued).
- Web Technologies: A solid understanding of web application backend-frontend processes. Working knowledge of JavaScript is required; experience with React is a nice-to-have.
- Engineering Best Practices: A commitment to writing clean, maintainable code, with experience in CI/CD, automated testing, and version control (Git).
- Mindset: A curious and collaborative problem-solver with a growth mindset and a keen interest in the commercial domains of marketing and sales. Plus, exceptional interpersonal skills and aptitude for forging trusting relationships across diverse, cross-functional teams
Your base pay will depend on various factors including your geographical location, level of experience, knowledge and skills. In addition to the benefits above, certain roles are also eligible for additional benefits and rewards including annual bonuses and sales incentives based on revenue or utilisation. Our compensation philosophy is to ensure equity right across our global workforce.
In addition to a competitive base pay, we provide all team members with additional benefits, which reflect our values and ideals. Please note that additional benefits may apply depending on the work location and, for more information on these, you can ask in the later stages of the recruitment process.
🏠Fully remote working environment - we've been working remotely since 2004!
📚Personal learning and development budget of 2,000USD per annum
💰Annual compensation review
🏆Recognition rewards
🏝 Annual holiday leave
👶Parental Leave
🧑💼Employee Assistance Programme
🧳Opportunity to travel to new locations to meet colleagues at 'sprints'
✈️Priority Pass for travel and travel upgrades for long haul company events
About Canonical
Canonical is a pioneering tech firm that is at the forefront of the global move to open source. As the company that publishes Ubuntu, one of the most important open source projects and the platform for AI, IoT and the cloud, we are changing the world on a daily basis. We recruit on a global basis and set a very high standard for people joining the company. We expect excellence - in order to succeed, we need to be the best at what we do.
Canonical has been a remote-first company since its inception in 2004. Work at Canonical is a step into the future, and will challenge you to think differently, work smarter, learn new skills, and raise your game. Canonical provides a unique window into the world of 21st-century digital business.
Canonical is an equal opportunity employer
We are proud to foster a workplace free from discrimination. Diversity of experience, perspectives, and background create a better work environment and better products. Whatever your identity, we will give your application fair consideration.