Senior Backend Developer to maintain and evolve enterprise applications using .NET and SQL Server. The role offers 100% remote work and involves managing master data modules.
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- Work mode
- Hybrid, A Coruña
- Hours
- Jornada intensiva on Fridays and in summer
- English
- Required
- Experience
- 3+ years
Visa options
The ad doesn’t mention sponsorship
Not a refusal, but not a yes. Worth asking in your first message.
Skills
This job advert was originally written in Spanish.
Requirements
What we're looking for
- Minimum 3 years of experience as a frontend or full stack web developer in digital products.
- Proficiency in modern HTML and CSS (Flexbox, Grid, responsive design, container queries) and experience with Tailwind CSS or similar tools.
- Solid knowledge of JavaScript and TypeScript (union types, narrowing, generics, utility types).
- Experience developing with React/VUE or an equivalent framework: components, hooks, forms, state management, and composition.
- Experience consuming REST APIs and integrating external services.
- Knowledge of frontend testing (Testing Library, Jest, or Vitest) and development best practices: Git, code review, CI/CD.
- Familiarity with modern build tools (Vite) and with large-scale project organization.
- Regular use of AI tools applied to development (code assistants, agents), with judgment regarding the quality and security of the generated code.
- Experience working with agile methodologies (Scrum, Kanban) and collaborating with product and design teams.
- Good communication and teamwork skills.
- Level of upper-intermediate English (B2).
Pay & benefits
What you'll get
Hybrid model of work: 50% on-site and 50% remote. (A Coruña)
Flexible hours.
Intensive working day on Fridays and for more than 2 months during summer.
Corporate campus with gym, parking, collaborative spaces, cafeteria, and restaurant with 70% of meals subsidized.
Real opportunities for professional growth and career development.
- If necessary, participate in weekly level 2 support on-call shifts for the team you are part of (on-call ratio 1/5-6 weeks). These would be remunerated.
The role
We are looking for a Web Development Engineer to join the channels development team to build and evolve our web channel.
Your mission will be to design, develop, and maintain modern, fast, and accessible web interfaces, guaranteeing code quality and an excellent customer experience. You will join a multidisciplinary team (design, technology, data, product) where you will work with a stack based on modern JavaScript frameworks and with AI tools integrated into the daily development process.
This is a position with a direct impact on the product our customers use, integrated into the Channels team and reporting to the Channels Tech Leader.
We are looking for someone with a strong technical foundation, curiosity about new ways of building software, and a desire to grow in a company that truly invests in training.
What you'll do
- Develop and evolve the web channel by building solid, accessible, and responsive interfaces with semantic HTML, modern CSS, and Tailwind CSS.
- Implement new functionalities with modern frameworks, applying robust typing, immutability, and component design best practices.
- Work with different rendering strategies (SPA, SSR, SSG) according to performance and SEO needs.
- Integrate the frontend with REST APIs and external services (identity, payments, transactional platforms), correctly managing loading states, errors, and security.
- Contribute to the library of reusable components and the design system, collaborating with Product designers to ensure visual consistency and usability.
- Participate in the technical organization and evolution of the project: build tools such as Vite.
- Write tests for components, hooks, and integrations (Testing Library, API mocking) and actively participate in code reviews and CI/CD pipelines.
- Use generative AI tools and code agents in the day-to-day to accelerate development, improve quality, and solve complex problems, with judgment and responsibly.
- Ensure performance (Core Web Vitals), accessibility, and correct analytics instrumentation, in collaboration with Product, CRO, and Data.
- Collaborate in resolving incidents on the web channel and propose continuous improvement actions.
About SG Tech
sg tech is a technology services company with a strong presence at both national and international level, dedicated to providing specialized services that facilitate the digital transformation of businesses. Its catalogue includes various information technology (IT) service lines designed to address the needs of a wide range of sectors, including IT consulting and strategic consulting and process improvement.
The company states that each client has unique needs on its digital transformation journey, so it offers different modalities for carrying out projects and commits to adapting to the particularities of each project and client. It describes a dynamic work environment that promotes professional development and the acquisition of new knowledge, with a focus on quality, excellence and innovation.
- Industry
- BPO
- Website
- serviguidetech.com
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