Senior Back End Software Engineer

We are seeking a skilled and dedicated developer to join our Engineering team. As a software engineer at Epistemix, you show a clear passion for quality and love to bring software to life. You are energized by the idea of building something new and want to work on problems that matter.

In order to do this job well, you must be a curious and eager problem solver with a hunger for building well-designed, high-quality solutions. You have a passion for great work and strive to produce simple solutions to complex problems. Knowing there are always multiple answers to a problem, you know how to engage in a constructive dialogue to find the best path forward.

About Epistemix

Epistemix empowers organizations to make smarter decisions by simulating real-world outcomes using synthetic populations. Our platform enables clients in healthcare, insurance, and government to analyze complex systems and human behavior, delivering actionable insights for critical challenges.

Our mission is to revolutionize decision-making through the use of synthetic populations and simulation, creating a positive impact on industry, government, and academia. Having secured Series A funding, we’re entering an exciting phase of growth and innovation. Join us to combine cutting-edge technology with a purpose-driven mission to make the world a better place.

Key Responsibilities

As a Senior Back-End Software Engineer, you will be at the forefront of our product's evolution. Your key responsibilities will include:

• Craft Robust Code: Design, develop, and maintain clean, testable, and highly maintainable code, ensuring top-tier performance and reliability.

• Deliver: From initial requirements gathering to deployment and ongoing maintenance, take full ownership of the software development lifecycle, ensuring seamless delivery and operation.

• Architectural Vision: Design, build, test and deploy a highly scalable and resilient system architecture that supports current needs and future growth.

• Strategic Alignment: Define the technical direction for engineering solutions, actively collaborating with internal teams to ensure technological advancements are perfectly aligned with the company's strategic goals.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or related field, or equivalent work experience

• 7+ years of back-end software development experience,with a significant portion in a senior role.

• Expert proficiency in Python, particularly with FastAPI.

• Strong experience with TypeScript for backend development (Node.js/NestJS experience is a plus).

• Deep hands-on experience with AWS cloud services, including but not limited to EC2, EKS, Lambda, S3, RDS, DynamoDB, SQS, SNS, CloudWatch, and IAM.

• Proven experience designing, building, and operating microservices architectures.

• Extensive experience with Kubernetes for container orchestration.

• Expertise in Infrastructure as Code (IaC) using Terraform.

• Hands-on experience with Atlantis for Terraform pull request automation.

• Demonstrated experience or strong understanding of data science orchestration platforms, such as Prefect.io.

• Solid understanding of relational and NoSQL databases, including advanced querying, optimization, and data modeling.

• Experience with API design principles (RESTful, GraphQL) and security best practices (OAuth2, JWT).

• Strong understanding of distributed systems concepts, asynchronous processing, and message queues.

• Experience with CI/CD pipelines and tools (e.g., GitHub Actions, Jenkins).

• Strong communication and interpersonal skills, with the ability to articulate complex technical concepts clearly.

• Ability to work effectively in a fast-paced, agile environment.

• Must be legally authorized to work in the United States and not require employer sponsorship now or in the future.

Why Join Epistemix?

By joining Epistemix, you will become part of a collaborative and quickly growing team that values curiosity and creativity. We are fully remote, with team members in both the United States and Europe. Benefits include incentives such as our stock option program, flexible time off, eligibility for participating in the Epistemix Health and Welfare Program for employees in the United States, and the opportunity to apply your skill set to make an impact.