Remote Source

    Senior FullStack Software Engineer - .NET/Angular/AWS

    Costa Rica
    Full-Time
    Senior (7+ yrs)
    Engineering & Development
    Posted on February 16, 2026
    🌟 Accomplished Tech Visionary:

    Elevate your expertise to new heights at 3Pillar, the premier destination for trailblazing senior software engineers like yourself. Picture collaborating with industry leaders, spearheading transformative projects that redefine urban living, establishing new media channels for enterprise companies, or driving innovation in healthcare. Our mission is to revolutionize the tech landscape, and your skills are integral to achieving this ambitious goal.

    Your role extends beyond the realm of code composition; you will architect transformative solutions that reshape entire industries. Join us and spearhead the charge toward a tech future that transcends the ordinary. 🔮🌐
    Key Responsibilities
  1. Facilitate effective communication with client project stakeholders regarding project status and recommendations.
  2. Craft client code that is not just efficient but also performant, testable, scalable, secure, and of the highest quality.
  3. Actively participate in accurate planning and estimation efforts, utilizing project methods and tools.
  4. Proficiently gather requirements and organize/present developed features for clients.
  5. Execute complex activities within the current methodology and quality standards, showcasing success across diverse engagements.
  6. Promote client success across the team by collaborating with engineers, designers, and managers to understand user pain points, anticipate potential problems, and iterate on solutions that drive client success.
  7. Engage in agile software development, including daily stand-ups, sprint planning, team retrospectives, and other governance activities.
  8. Actively participate in the Engineering Practice community, mentoring others through Communities of Practice (CoPs) or on project teams and supporting the growth of technical capabilities.
  9. Independently drive project delivery within defined architecture, demonstrating autonomy and accountability in all stages from conceptualization to deployment.
  10. Minimum Qualifications:
  11. A minimum of 5+ years of experience/expertise in the following areas specified below:
  12. -Angular( Unit Testing, UX design, Figma, MonoRepo, state management using ngRx)
  13. -.NET Core
  14. -AWS services(Lambda, DynamoDB, SQS, Cognito, step functions, etc)
  15. -Containerization, CI/CD pipelines
  16. Proficient in all components of the development process, including Code repository (GitHub) and branching strategy, Code review, Coding standards, and Code deployment.
  17. Expected to evaluate and make recommendations based on complex Proof of Concepts.
  18. Lead the design and implementation of scalable, high-performance web applications using .NET Core and Angular.
  19. Collaborate with cross-functional teams (Product Management, QA, Design) to define, design, and ship new features and functionality.
  20. Ensure code integrity and organization, including code reviews and mentoring junior developers.
  21. Lead by example in writing clean, maintainable, and testable code.
  22. Additional Experience Desired:
  23. Python, Salesforce Integration with .net/Python
  24. Benefits:
  25. Medical Insurance benefits as per company policy
  26. Life Insurance as per company policy
  27. 12 days of paid vacation, and paid holidays as per local law
  28. Paternity and maternity leave as per as per local law
  29. Marriage, bereavement and graduation leaves as per company policy
  30. Christmas bonus as per local law
  31. Saving Fund “Asociacion Solidarista”
  32. Beach house (Managed by the Asociacion Solidarista)
  33. Discounts in local shops
  34. Direct deposit of payroll

  35. #LI-Remote
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    Company:  3Pillar

    Product development and digital transformation services firm.
    1001-5000 employees
    Software & IT Services
    HQ: United States