Staff Fullstack Engineer (React / AWS / Python)

Responsibilities

• Design, build, and maintain fullstack applications using React and Next.js .
• Develop scalable backend services using Python and AWS cloud services .
• Architect and implement serverless solutions leveraging:
• API Gateway
• AWS Lambda
• Step Functions
• Design and evolve microservices architectures and event-driven systems .
• Define technical architecture, ensuring scalability, reliability, and performance .
• Implement monitoring and observability using CloudWatch and CloudTrail .
• Collaborate with product, design, and engineering teams to deliver end-to-end solutions.
• Mentor engineers and promote engineering best practices and code quality .
• Participate in code reviews, system design discussions, and technical decision-making.
• Must-have Skills
• Bachelor's Degree in Computer Science, Engineering, or a related field.
• 8+ years of experience in software engineering, including fullstack development.
• Advanced English level (written and spoken).
• Strong experience with React and Next.js .
• Solid backend development experience using Python .
• Proven expertise working with AWS cloud services , including:
• API Gateway
• AWS Lambda
• Step Functions
• Experience designing and implementing microservices architectures .
• Strong knowledge of event-driven architecture patterns .
• Hands-on experience with CloudWatch and CloudTrail for monitoring and logging.
• Strong understanding of distributed systems and scalable architecture design .

Requirements

• AI Tooling Proficiency: Leverage one or more AI tools to optimize and augment day-to-day work, including drafting, analysis, research, or process automation. Provide recommendations on effective AI use and identify opportunities to streamline workflows.
• Experience in technical leadership roles (Staff/Principal level) .
• Familiarity with CI/CD pipelines and DevOps practices .
• Experience working in Agile environments .
• Exposure to modern frontend patterns (SSR, SSG, performance optimization).
• Experience working with distributed or global teams .

Benefits

Additional Information

Staff Fullstack Engineer (React / AWS / Python) We are: Wizeline is a global AI-native technology solutions provider that develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact. With the right people and the right ideas, there's no limit to what we can achieve. Are you a fit? Sounds awesome, right? Now, let's make sure you're a good fit for the role. We are looking for a Staff Fullstack Engineer to lead the design and development of scalable, high-performance applications across the frontend and backend. This role combines hands-on technical leadership with strong expertise in modern frontend frameworks and cloud-native architectures on AWS . You will play a key role in defining system architecture, mentoring engineers, and driving best practices, while collaborating closely with cross-functional teams to deliver impactful digital products. This is a hybrid position based in Medellín or Bogotá , offering a balance between onsite collaboration and remote flexibility.

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