Senior Software Engineer – JavaScript & Testing Automation

Description

Job Summary: We are seeking candidates with solid frontend development experience, advanced testing expertise, and proficiency in modern JavaScript and frameworks to design testing strategies and build CI/CD pipelines. Key Highlights: 1. Design and implement advanced testing strategies 2. Develop and maintain frontend components with JavaScript and frameworks 3. Collaborate within teams to deliver robust and scalable solutions We are knowmad mood! We are a leading digital transformation company, continuously evolving and at the forefront of technology. Founded to drive real change through innovation and sustainable development, our mission is to deliver value to clients and empower our talent. Comprising over 3\.000 creative, digital, and innovative individuals connected by purpose and capable of building connections with people worldwide. A responsible, flexible team with high adaptability to our clients’ and the market’s needs—while consistently delivering value, vision, creativity, expertise, professionalism, and passion for technology in every project. Our core values—collaboration, innovation, commitment, fun, and trust—guide us toward excellence. **What do we value?** We value candidates with strong frontend development and advanced testing experience, especially in: * **JavaScript (ES5/ES6\), HTML, and CSS** * **Comprehensive testing**: unit, component, integration, E2E, visual, and accessibility * **Contract testing** * **Frontend frameworks** (Angular, React, Vue, Polymer, or Lit) * **Frontend architectures and microfrontends** * **CI/CD tools**: Yarn, NPM, Bower * **Version control (Git)** * **Build tools**: Webpack, Rollup, and Node-based CLIs * **JSON, REST, and Web Services** * **TDD and quality-focused development** * **TypeScript** * **Backend integration (Java \+ Spring)** * **Docker and secure service exposure** * **Azure DevOps** * **High level of English proficiency** **What would your responsibilities be?** * **Design and execute testing strategies**: unit, integration, E2E, visual, accessibility, and contract testing. * **Develop and maintain frontend components and functionalities**, using modern JavaScript and advanced frameworks. * **Build and optimize CI/CD pipelines**, leveraging tools such as Yarn, NPM, or Azure DevOps. * **Apply frontend patterns and architectures**, including microfrontends. * **Collaborate with development, QA, and architecture teams** to ensure robust, scalable, and maintainable solutions. * **Work with Docker and Java/Spring** for necessary integrations and services throughout the development lifecycle. * **Apply TDD and quality best practices**, ensuring reliable deliverables from day one. **And with us, you’ll enjoy:** Permanent Contract **100% REMOTE** Internal training and access to certifications. Check our calendar here: https://www.knowmadmood.com/es/talento/formacion Flexible compensation plan (health insurance, transportation, childcare vouchers, meal vouchers) Become a brand ambassador through our referral program Refer your friends and earn a bonus! Events, meetups, tech days, talks… and much more! 26 days of leave (22 vacation days, 2 flexible days, and December 24th and 31st as default holidays) Working hours: 8\.30–18:00 (flexible) Monday–Thursday; Friday 8:00–15:00; Summer intensive schedule (July and August): 8:00–15:00 *At* ***knowmad mood*** *we are committed to equal opportunities and respect for diversity. We apply our Equality Plan and the principle of non-discrimination across all recruitment processes.* Stay updated on our latest news by following us here \-\> knowmad mood