Consultant, Software Engineering (Ruby on Rails)

MojoTech is an innovative technology consulting firm that integrates strategy design data and software engineering to create results-driven AI-enabled digital products and experiences.

We partner with our clients to discover define design and build tomorrows innovations empowering organizations to unlock future market potential maximize returns on innovation and drive transformational change.

MojoTech is seeking a Ruby Engineer to join our growing engineering team in Argentina.

As a consultant at MojoTech you will work across a variety of client engagements partnering with product managers designers engineers and business stakeholders to solve complex challenges and deliver impactful software solutions. Unlike traditional product companies our engineers have the opportunity to work across multiple industries technologies and teams gaining exposure to a diverse range of technical and business problems. Demonstrated experience with AI-native software engineering practices is required for this role.

Success in this role requires strong technical skills excellent English communication and the ability to collaborate effectively with distributed teams and U.S.-based clients. You should be comfortable participating in technical discussions contributing ideas and helping clients make informed technology decisions.

• Design build test and maintain modern web applications using Ruby on Rails
• Collaborate with cross-functional teams including product managers designers and fellow engineers
• Participate in technical discovery architecture discussions and solution design
• Develop scalable APIs and backend services
• Write clean maintainable well-tested code
• Contribute to code reviews and engineering best practices
• Help identify and resolve technical risks and challenges
• Communicate effectively with clients and internal stakeholders
• Continuously learn and contribute to the growth of the engineering team

• 3 years of professional software engineering experience
• Experience building and maintaining production applications using Ruby on Rails
• Strong understanding of object-oriented programming principles and software design patterns
• Experience with AI-enabled applications machine learning integrations LLMs or RAG architectures
• AI-accelerated code reviews and debugging
• AI-assisted software design and implementation
• Agentic development workflows (parallelized coding autonomous task execution orchestration)
• Prompt engineering for software development and system generation
• Using AI to generate documentation architecture artifacts and delivery assets
• Building systems where humans remain accountable for quality and decisions
• Rapid prototyping with structured production hardening
• Experience working with relational databases and API development
• Familiarity with Git and collaborative development workflows
• Strong problem-solving and analytical skills
• Professional working proficiency in English (written and verbal)
• Ability to work effectively in a remote distributed environment
• Must be located in Buenos Aires Argentina

• Experience designing and implementing RESTful APIs and microservices
• Experience with cloud platforms such as AWS Azure or Google Cloud
• Familiarity with containerization technologies such as Docker and Kubernetes
• Experience with Python JavaScript React or modern front-end frameworks
• Experience working in consulting agency or client-service environments
• Exposure to mentoring junior engineers or technical leadership responsibilities
• Familiarity with mobile application development (iOS or Android)
• Experience building and deploying cloud-native or 12-factor applications
• Contributions to open-source projects technical blogs or conference presentations

Within your first year you will:

• Build strong relationships with clients and teammates
• Deliver high-quality maintainable software solutions
• Demonstrate technical ownership and accountability
• Contribute to MojoTechs culture of engineering excellence
• Continue expanding your technical and consulting capabilities

We hire employees in Argentina through Deel our Employer of Record (EOR) partner. Deel serves as your legal employer for payroll benefits administration and local compliance purposes while your day-to-day work manager performance reviews career development and team experience will be with MojoTech.

This is a full-time employee position not a contractor role.

• Competitive salary based on experience
• Full-time employment through Deel
• Flexible remote work environment
• Professional development and training opportunities
• Paid conference attendance and annual education stipend
• Exposure to modern technologies and diverse client engagements
• Opportunity to collaborate directly with U.S.-based clients and teams
• Dedicated time for continuous learning and professional growth
• Opportunity to contribute to and help shape MojoTechs growing presence in Latin America