Ryz labs

Sr. Software Engineer (Elixir)

Argentina Full Time
RYZ Labs is looking for a Senior Software Engineer to join one of our client’s teams, from the sports merchandising industry!

We’re looking for a Senior Software Engineer who’s passionate about building high-quality, event-driven web applications that scale. In this role, you’ll be a key contributor to the platforms that power their collectibles ecosystem. You’ll work hands-on with modern web technologies, contribute to architectural decisions, and help shape the engineering culture of a fast-growing team.

Basic Qualifications:
- 5+ years of experience developing and supporting production-grade, event-driven web applications.
- Strong proficiency in Elixir and the Phoenix framework (experience with LiveView is a significant plus).
- Solid understanding of distributed systems, message-driven architectures, and data consistency models.
- Familiarity with AWS services (e.g., Lambda, S3, RDS, ECS/EKS) and modern CI/CD pipelines.
- Experience designing and maintaining RESTful or GraphQL APIs.
- Strong problem-solving skills and a passion for delivering clean, well-tested software.
- Self-starter with the ability to drive technical initiatives with minimal direction.

What makes you stand out:
- Experience with RabbitMQ, PostgreSQL, and Kubernetes (EKS).
- Familiarity with infrastructure as code (Terraform, CloudFormation).
- Knowledge of frontend performance tuning and LiveView optimization.
- Interest in sports, collectibles, or fan engagement platforms.

Key Responsibilities:
- Design, develop, and maintain event-driven services and real-time web applications using Elixir and Phoenix LiveView.
- Build scalable, fault-tolerant systems leveraging asynchronous communication patterns (e.g., RabbitMQ, Kafka, SNS/SQS).
- Partner with product managers, designers, and fellow engineers to deliver impactful features from concept to production.
- Write clean, maintainable, and testable code with a focus on performance and reliability.
- Contribute to architecture discussions and help evolve our event-driven and microservices ecosystem.
- Mentor engineers through code reviews, pair programming, and knowledge sharing.

About RYZ Labs:
RYZ Labs is a startup studio built in 2021 by two lifelong entrepreneurs. The founders of RYZ have worked at some of the world's largest tech companies and some of the most iconic consumer brands. They have lived and worked in Argentina for many years and have decades of experience in Latam. What brought them together is the passion for the early phases of company creation and the idea of attracting the brightest talents in order to build industry-defining companies in a post-pandemic world.

Our teams are remote and distributed throughout the US and Latam. They use the latest cutting-edge technologies in cloud computing to create applications that are scalable and resilient. We aim to provide diverse product solutions for different industries, planning to build a large number of startups in the upcoming years.

At RYZ, you will find yourself working with autonomy and efficiency, owning every step of your development. We provide an environment of opportunities, learning, growth, expansion and challenging projects. You will deepen your experience while sharing and learning from a team of great professionals and specialists.

Our values and what to expect:
- Customer First Mentality - every decision we make should be made through the lens of the customer.
- Bias for Action - urgency is critical, expect that the timeline to get something done is accelerated.
- Ownership -  step up if you see an opportunity to help, even if not your core responsibility. 
- Humility and Respect - be willing to learn, be vulnerable, and treat everyone that interacts with RYZ with respect.
- Frugality - being frugal and cost-conscious helps us do more with less.
- Deliver Impact - get things done in the most efficient way. 
- Raise our Standards - always be looking to improve our processes, our team, our expectations. Status quo is not good enough and never should be.