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Ciandt

[Job - 25240] Mid/Senior Fullstack Developer (.NET/Javascript/Typescript), Colombia

Ciandt Colombia 19 days ago
engineering
We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.
With over 7,400 CI&Ters around the world, we’ve built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality. 


At CI&T, we are seeking a highly skilled and motivated Mid/Senior Fullstack Developer (.NET/Javascript/Typescript) to join our team in Colombia. You will contribute to an innovative project in a collaborative, innovative, transforming, and multicultural environment.

Position Overview:
As a Mid/Senior Fullstack Developer, you will drive the design and development of robust applications by leveraging the Microsoft .NET stack alongside modern JavaScript frameworks. You’ll collaborate closely with product owners, QA engineers, and fellow developers, ensuring that our solutions not only meet but exceed client expectations. Your expertise will help shape the future of our platform in an agile and transformative setting.

Key Responsibilities

  • Design, build, and maintain robust applications using the Microsoft .NET stack (C#, ASP.NET).
  • Develop dynamic, modern front-end interfaces using JavaScript and associated frameworks/libraries.
  • Write efficient, scalable SQL Server queries, functions, and stored procedures supporting both on-prem and Azure PaaS.
  • Leverage OpenSearch as part of our backend architecture for search and data analytics.
  • Optimize and troubleshoot full-stack performance, scalability, and system reliability issues.
  • Conduct and participate in code reviews, ensuring adherence to clean code practices.
  • Collaborate with QA and product teams to understand requirements and deliver complete, tested features.

    • Must-Have Skills

  • 5+ years of professional experience as a software developer.
  • Strong expertise in:
  • C#, ASP.NET, and .NET Core
  • Modern JavaScript (e.g., Angular, React, or Vue)
  • SQL Server (including query optimization and performance tuning)
  • OpenSearch/Elasticsearch
  • Git (branching, pull requests, merge conflict resolution)
  • Technical SEO knowledge covering canonical URLs, dynamic content rendering, and structured data optimization.
  • Deep understanding of full-stack applications and troubleshooting production issues.
  • Proven experience optimizing performance and identifying system bottlenecks.
  • Excellent communication skills—both verbal and written.
  • Ability to work autonomously and collaboratively in a fast-paced, agile environment.

    • Nice-to-have Skills

  • Familiarity with Azure PaaS services such as App Services, Azure Functions, and Storage Accounts.
  • Experience with Azure DevOps (pipelines, repositories).
  • Working knowledge of geospatial data in PostgreSQL/PostGIS or similar.
    • Join CI&T, where we are driven by Collaboration, Innovation & Transformation. In our fast-evolving landscape, your contributions will not only enhance our projects but also pave the way for breakthroughs powered by Artificial Intelligence. Together, let’s shape a bright future.

    #LI-MJ1

    Our benefits include:

    - Premium Healthcare
    - Meal voucher
    - Maternity and Parental leaves
    - Mobile services subsidy
    - Sick pay-Life insurance
    - CI&T University   
    - Colombian Holidays
    - Paid Vacations
    And many others. 


    Collaboration is our superpower, diversity unites us, and excellence is our standard. 
    We value diverse identities and life experiences, fostering a diverse, inclusive, and safe work environment. We encourage applications from diverse and underrepresented groups to our job positions.

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    Skills in this job

    Typescript Javascript Fullstack Agile

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