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Senior Fullstack/AI Developer

CompanyWIZELINE
LocationColombia
TypeOnsite
Sub
Fullstack Developer
Software Engineer

We are:


Wizeline, a global AI-native technology solutions provider, 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:

Key Responsibilities


  • Architecture & Technical Leadership: Designed scalable backend architectures for AI-assisted content workflows, optimizing LLM integration layers, stateful data models, and real-time technical decisions in collaboration with the Technical Principal.
  • AI & LLM Development: Built and optimized LLM-powered systems using OpenAI and AWS Bedrock, developing advanced prompt architectures, context-window strategies, cost-tracking mechanisms, and versioned state management for long-form content generation.
  • Backend & Infrastructure: Developed secure, scalable backend services and RESTful APIs on AWS, integrating with client platforms, implementing robust auth and data models, and setting up CI/CD, monitoring, and logging pipelines.
  • Agile Collaboration & Delivery: Led and collaborated in agile workflows through daily pair programming, sprint ceremonies, client demos, rapid task-switching, and mentoring junior developers to ensure consistent delivery.

Must-have Skills


  • 7+ years of software engineering experience building production web applications
  • Deep expertise in AI/LLM development - hands-on experience building applications with OpenAI, Anthropic, or AWS Bedrock APIs
  • Proven experience with prompt engineering, context window management, RAG systems, and AI cost optimization
  • Strong backend development skills – Python, API design, database architecture, distributed systems
  • Deep expertise in designing and building systems on AWS - Lambda, ECS, RDS, S3, CloudWatch, etc.
  • Experience with Agile/Scrum methodologies and iterative development practices
  • Pair programming experience - comfortable working synchronously with other developers
  • Ability to task-switch rapidly and reprioritize in fast-moving, high-stakes environments
  • Excellent communication skills - can explain complex technical concepts to non-technical stakeholders

Nice-to-have:


  • 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 building generative AI applications at production scale
  • Background in content management systems, publishing platforms, or creative tools
  • Experience with complex state management for long-form, versioned content
  • Familiarity with mobile backend development (iOS/Android)
  • Knowledge of e-commerce and subscription platform integrations (Shopify, Recurly, Stripe)
  • Prior work with publishing, media, or RPG
  • Experience with real-time collaboration features (multiplayer editing, conflict resolution

What we offer:


  • A High-Impact Environment
  • Commitment to Professional Development
  • Flexible and Collaborative Culture
  • Global Opportunities
  • Vibrant Community
  • Total Rewards

*Specific benefits are determined by the employment type and location.Find out more about our culture here

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