Full Stack Developer

Omega CRM is a Merkle & Dentsu company, leader in development of Customer Experience services, with +20 years of experience in the use of Technology applied to Marketing and providing a unique Customer Relationship with mainly focus on Innovation is looking for a Full Stack Developer**.**

Key Responsibilities

• Design, develop, and maintain scalable web applications using modern frameworks and technologies (React, Node.js, Python, Java, etc.).
• Collaborate with digital, data, and CRM teams to integrate solutions with Salesforce Marketing Cloud, Veeva Vault PromoMats, and Veeva CRM environments. Experience with WordPress or WordPress VIP environments is a plus.
• Develop and maintain APIs and microservices for omnichannel content delivery and automation workflows.
• Ensure code quality through unit testing, peer reviews, and continuous integration pipelines.
• Optimize application performance, security, and scalability across multiple environments (cloud and on-premise).
• Participate in architectural decisions, defining best practices and coding standards.
• Troubleshoot complex issues and propose innovative, efficient technical solutions.
• Support product owners and business stakeholders in translating requirements into technical specifications.
• Mentor junior developers and contribute to the continuous improvement of development processes.

Required Qualifications and Skills:

• Strong proficiency in JavaScript (React, Node.js, TypeScript) and one or more back-end languages (Python, Java, or .NET).
• Solid understanding of RESTful APIs, GraphQL, and microservices architecture.
• Experience with database management (SQL, PostgreSQL, MongoDB).
• Expertise in CI/CD pipelines, Git, Docker, and cloud environments (AWS, Azure, or GCP).
• Knowledge of integration with enterprise systems such as Salesforce Marketing Cloud and Veeva Vault / Veeva CRM.
• Familiarity with HTML5, CSS3, SASS, responsive design, and UI/UX optimization principles.
• Understanding of data security, GDPR compliance, and code versioning best practices.
• Strong analytical and problem-solving mindset.
• Excellent communication skills in multicultural environments.
• Capacity to work independently and manage priorities in agile frameworks (Scrum/Kanban).
• Leadership and mentoring attitude within multidisciplinary teams.
• Adaptability and continuous learning mindset toward new technologies.

Required Experience

• 5+ years of experience as a Full Stack Developer or Software Engineer in digital or enterprise environments.
• Proven track record developing front-end and back-end solutions for large-scale platforms.
• Previous experience with WP Vip, Salesforce Marketing Cloud, Veeva Vault PromoMats, or Veeva CRM is highly valued.
• Experience in the healthcare, pharma, or regulated industries is a plus.
• Strong portfolio demonstrating technical achievements and integration projects.
• Bachelor's or Master’s degree in Computer Science, Engineering, or related field.

What do We offer

• Permanent contract.
• Flexible Schedule. We make it easy. Balance your professional and personal life.
• Trainings & Certifications. Improve your skills and get the official certificate from our main partners.
• Home Office.
• Flexible retribution (public transport ticket, Ticket restaurant, …).
• Health insurance.
• OMEGA in action. Our commitment to a better society is not just an intention.

About us

Omega CRM, a Merkle Company, is a global digital company specialising in accelerating the Business Experience (BX) of our clients through customer-centric solutions, technology, and data – all enhanced by AI.

Together with Merkle, we form the largest Customer Experience Management (CXM) agency in Spain, and as part of the dentsu group, we offer end-to-end solutions that integrate media, creativity, content, technology, and strategy to deliver real business impact.

With over 23 years of experience, a team of 580+ professionals from 24 nationalities, and 2,500+ certifications, Omega CRM is a recognised leader in the Salesforce ecosystem in Spain.

We operate across key industries including Retail, Healthcare, Pharma, Real Estate, Education, and Non-Profit, delivering omnichannel experiences in Customer Service, eCommerce, Marketing, and Analytics.

Client satisfaction is at our core (rating: 4.9/5), and we’ve been recognised with awards such as Salesforce Partner of the Year FY23 and Most Innovative Project (Iberia).

At Omega CRM, we believe in growth through people – guided by our values: #Talent, #Flexibility, #Commitment, and #Innovation. We grow #Together.