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Salary
≈ $43k – $119k per year (Estimated)
Location
Remote (Argentina)
Seniority
Senior · 5+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 30, 2026. First seen by Alion on Sep 29, 2026. Blend360 scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Blend360 is an American data and artificial intelligence services company founded in 2016 that combines consulting with the supply of specialist data talent to large enterprises. It builds machine learning models, marketing measurement and customer analytics for banking, insurance, retail, telecommunications and healthcare clients, and staffs those programmes with data scientists and engineers recruited through its own talent business rather than a generic staffing channel. Headquartered in Columbia, Maryland, the company operates delivery centres in the United States, Europe, Latin America and India and has grown through acquisitions of analytics and marketing science firms.

Blend is a premier AI services provider, committed to co-creating meaningful impact for its clients through the power of data science, AI, technology, and people. With a mission to fuel bold visions, Blend tackles significant challenges by seamlessly aligning human expertise with artificial intelligence. The company is dedicated to unlocking value and fostering innovation for its clients by harnessing world-class people and data-driven strategy. We believe that the power of people and AI can have a meaningful impact on your world, creating more fulfilling work and projects for our people and clients. For more information, visit www.blend360.com

We are looking for a Senior Full Stack Developer to join our engineering team and contribute to the design, development, and delivery of scalable software solutions. This role requires strong backend development experience combined with solid front-end capabilities, with a particular emphasis on asynchronous programming, messaging, and event-driven architectures.

Responsibilities

  • Design, develop, and maintain scalable full-stack applications across backend and front-end layers.
  • Build and maintain backend services using Python or C#, leveraging existing frameworks and libraries.
  • Develop responsive and user-friendly front-end applications using React.js.
  • Design and implement asynchronous processes, messaging patterns, and event-driven workflows.
  • Integrate services and systems through APIs, messaging platforms, and other integration mechanisms.
  • Work with existing codebases and libraries, particularly within C#/.NET ecosystems, and contribute to their evolution and modernization.
  • Collaborate with engineers, product managers, and other stakeholders to translate requirements into technical solutions.
  • Participate in architectural discussions and contribute to decisions around scalability, reliability, performance, and maintainability.
  • Write clean, well-tested, and maintainable code following software engineering best practices.
  • Troubleshoot and resolve technical issues across both backend and front-end components.
  • Participate in code reviews and contribute to engineering standards and documentation.
  • Strong backend development experience with Python or C#/.NET.
  • Experience building front-end applications with React/js.
  • Hands-on experience with asynchronous programming, messaging systems, or event-driven architectures.
  • Experience with messaging technologies such as Azure Service Bus, RabbitMQ, Kafka, or similar platforms.
  • Experience with cloud platforms such as Azure or AWS.
  • Strong understanding of REST APIs and service-to-service integrations.
  • Experience working with existing libraries, frameworks, and enterprise codebases.
  • Solid understanding of software design principles, data structures, and object-oriented programming.
  • Experience with automated testing and software development best practices.
  • Ability to troubleshoot complex technical issues and work independently.
  • Strong communication and collaboration skills.

Nice to Have

  • Strong experience with C#/.NET and existing .NET libraries
  • Experience working with event-driven or distributed systems.
  • Familiarity with CI/CD and modern DevOps practices.
  • Experience working in Agile software development environments.

What about languages?

English: Advanced (required for effective communication with global teams)

How much experience must I have?

5+ years of professional software development experience, with strong full-stack development experience.

Our Perks and Benefits:

Learning Opportunities:

  • Certifications in AWS (we are AWS Partners), Databricks, and Snowflake.

  • Access to AI learning paths to stay up to date with the latest technologies.

  • Study plans, courses, and additional certifications tailored to your role.

  • Access to Udemy Business, offering thousands of courses to boost your technical and soft skills.

  • English lessons to support your professional communication.

Travel opportunities to attend industry conferences and meet clients.

Mentoring and Development:

  • Career development plans and mentorship programs to help shape your path.

Celebrations & Support:

  • Special day rewards to celebrate birthdays, work anniversaries, and other personal milestones.

  • Company-provided equipment.

Flexible working options to help you strike the right balance.

Other benefits may vary according to your location in LATAM. For detailed information regarding the benefits applicable to your specific location, please consult with one of our recruiters.

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