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Principal Software Engineer

2 hours, 50 minutes ago
Colombia
Full-time
Lead
Software Engineer
Software Development
AWS CI/CD Datadog Docker Elasticsearch Git GitLab Go Grafana Hugging Face Kubernetes Microservices MySQL New Relic PostgreSQL Prometheus Python React React Native REST API SQL TypeScript
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Sezzle

Sezzle

Sezzle is a payments company revolutionizing the buy now, pay later experience with interest-free installment plans, empowering consumers and merchants alike.

Diversified Financial Services
251-1K
Founded 2016
View All Jobs 147

Description

  • Architect, design, and build scalable backend services and APIs in Golang.
  • Lead AI enablement efforts to improve developer productivity, internal tooling, and customer experiences.
  • Partner with teams across the organization to integrate modern AI capabilities and productivity tools.
  • Drive consistency and scalability across a distributed microservices architecture.
  • Establish and evolve engineering best practices for observability, security, and CI/CD.
  • Mentor engineers and promote a culture of learning, innovation, and operational excellence.
  • Collaborate cross-functionally to translate business goals into technical roadmaps.
  • Design, develop, and deliver new features while unblocking teammates and supporting lower-level optimizations.

Requirements

  • 12+ years of professional software engineering experience, including significant backend experience.
  • Recent production delivery experience, with significant changes deployed to a production application in the past 30 days.
  • Strong proficiency in Golang and experience building and maintaining RESTful APIs.
  • Experience with SQL-based RDBMS such as MySQL or PostgreSQL, including schema and query optimization for performance at scale.
  • Solid understanding of distributed systems design patterns such as transactional outbox, event-driven architecture, and queues.
  • Ability to bring new ideas forward, influence decisions, and lead complex technical initiatives.
  • Bachelor’s degree in Computer Science or equivalent practical experience.
  • Preferred: proficiency with observability tools such as Prometheus, Grafana, Datadog, or New Relic.
  • Preferred: experience with AWS cloud infrastructure, especially AWS Aurora RDS for MySQL and Postgres.
  • Preferred: experience in fintech, payments, BNPL, or consumer lending, including familiarity with financial compliance, credit decisioning, or transaction processing systems.
  • Preferred: experience with CI/CD pipelines and containerized microservices using Docker and Kubernetes.
  • Preferred: working knowledge of TypeScript, React, or React Native.
  • Preferred: familiarity with AI/ML tooling such as OpenAI API, LangChain, Hugging Face, or custom LLM integrations.
  • Preferred: track record of shipping commercial APIs and data-driven applications in high-growth environments.
  • Preferred: proven leadership in guiding technical direction, improving system reliability, and scaling engineering organizations.

Benefits

  • Salary range of $6,000 - $12,500 per month gross in USD.
  • Remote, full-time role.
  • Opportunity to work on a rapidly growing team with strong career advancement potential.
  • Transparent interview process with regular feedback and clear expectations.
  • Chance to work on impactful fintech products that improve shopping and payment experiences.
  • Opportunity to contribute to AI enablement and cutting-edge internal tooling.

Interested in this position?

Apply directly on the company website

Apply Now

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