Senior Software Engineer, FullStack

Merlin Digital Partner: Your Strategic Talent Partner in the Digital Ecosystem At Merlin, we are a leading talent acquisition consultancy with over 20 years of experience in the digital world. We proudly support startups, scaleups, and corporates in more than 10 countries, helping them find the talent they need to thrive across 15+ areas of specialization. What sets us apart? Our strategic analysis of each company, combined with a powerful network of professionals. We dive deep into understanding your business, enabling organizational transformation that aligns with your goals and maximizes growth. But that’s not all We also work closely with talented professionals looking to advance their careers. Whether it’s optimizing LinkedIn profiles, updating job titles, or creating the right keywords to boost visibility, we ensure that your online presence truly reflects your potential. Shake up your CV with us Let’s work together to achieve your next big milestone We are Merlin Digital Partner, a leading IT and digital headhunting company with over a decade of experience. We’ve successfully collaborated with and played a pivotal role in the growth of industry heavyweights such as Wallapop, Glovo, Banc Sabadell, and Factorial, among others. Our emphasis lies in people-centric approaches and optimizing selection processes. Our mission is to revolutionize companies by seamlessly integrating top-tier talent. What sets us apart is our in-depth understanding of each partner, addressing their needs and capturing their essence. We are currently looking for a Senior Software Engineer, Full Stack (React / Python) . Our partner is a growth & marketing startup focusing on a highly scalable niche. The product is a growth and marketing-oriented SaaS with automation created using software + AI for businesses. With exponential growth, it has attracted many customers and is expanding into the international market. The role: Design and lead the implementation of complex full-stack architectures. Ensure seamless integration between frontend and backend, optimizing performance and user experience. Take technical ownership of critical projects and coordinate efforts with other technical leaders. Evaluate, select, and integrate new technologies, frameworks, and tools to drive innovation. Work closely with multidisciplinary teams (design, product, QA, DevOps) to meet business and technical objectives. Implement automated testing strategies (unit, integration, and end-to-end) to ensure code quality and system reliability. Manage and optimize containerized environments (Docker, Kubernetes). Must haves: Proven experience in full-stack development using Node.js, Python, React, and TypeScript. Strong knowledge of relational databases (SQL) and NoSQL databases (MongoDB, DynamoDB, etc.). Experience designing, consuming, and maintaining RESTful APIs and GraphQL. Hands-on experience with version control systems (Git) and continuous integration tools. Experience in CI/CD pipelines and agile methodologies (Scrum, Kanban). Soft Skills: Strong problem-solving mindset, with the ability to take ownership of technical challenges. Excellent communication and leadership skills, capable of guiding technical discussions and mentoring others. Ability to work in fast-paced environments (startups, scale-ups) and adapt to rapid growth. Passion for innovation and willingness to explore new technologies. We offer: Attractive packages based on skills and experience (F+V). An environment with significant challenges to be met every day. Be part of a young and dynamic environment with a high work pace, where you will grow and develop professionally. #J-18808-Ljbffr