Hybrid Tech Lead – Node, AWS

at Wizeline

• Job title: Tech Lead – Node, AWS
• Job type: Full Time
• Experience level: Senior
• Salary: Not specified
• Degree requirement: No Education Requirement
• Tech skills: AWS, Cloud, DynamoDB, EC2, JavaScript, Node.js, SDLC
• Location requirements: Hybrid, Barcelona, Spain

About the role

• Tech Lead managing engineering teams at Wizeline to deliver user-facing features and backend services. Overseeing messaging platform, cloud infrastructure, and team development in Barcelona hybrid.

Responsibilities

• Lead, mentor, and manage a team of software engineers, fostering a strong culture of technical excellence, collaboration, and accountability. Manage team performance, career development, and hiring efforts.
• Oversee the successful planning, development, and deployment of features and projects on our messaging delivery platforms. Ensure all systems are scalable, reliable, and meet business demands.
• Serve as a technical leader and subject matter expert for our Messaging Platform integrations and usage (e.g., Braze, Airship, or Sailthru). Optimize the platform for targeting, personalization, and deliverability.
• Own the engineering strategy and daily operations for services powering email, native app (push), and SMS delivery. Ensure high availability and performance across these critical channels.
• Guide the team in designing and building scalable backend services using Node.js and deploying, monitoring, and operating infrastructure within AWS cloud environments (e.g., Lambda, SQS, DynamoDB).
• Drive the effective application of Agile methodologies within the team and champion best practices across the Software Development Life Cycle (SDLC), including CI/CD and rigorous testing.
• Work closely with Product Managers, Designers, and other stakeholders to translate requirements into clear, executable technical plans.

Requirements

• 3+ years of experience managing an engineering team that has successfully delivered user-facing features and backend services.
• Proven hands-on experience or in-depth knowledge of major customer engagement/messaging platforms such as Braze, Airship, or Sailthru.
• Strong practical experience designing and building scalable applications using Node.js and deploying and managing services within AWS cloud infrastructure (e.g., EC2, Lambda, SQS, SNS, DynamoDB).
• Strong technical understanding of the underlying technology and challenges associated with high-volume email deliverability, native mobile app push notifications, and SMS delivery.
• Demonstrated experience applying Agile principles (Scrum) and managing all phases of the SDLC.
• Excellent English communication skills with the ability to articulate technical issues and project status clearly to both technical and non-technical audiences.

Benefits

• Competitive compensation & total rewards
• Health benefits & wellness programs
• Savings & retirement plans
• Global mobility opportunities
• Flexible work policy and remote-friendly approach
• Happy hours, gaming tournaments, sports activities & more
• Continuous learning & training programs with WizeAcademy
• Free certifications in cloud technologies and coding languages