2 months ago
Remote, BrazilSenior
Responsibilities
- Build and maintain shared database platform components, libraries, migration tooling, safety checks, standards, and developer-facing abstractions.
- Establish scalable patterns for database connectivity, transactions, pooling, retries, timeouts, query usage, and migrations.
- Build automation and internal tooling for safer, more repeatable database operations and developer self-service.
- Architect and improve AWS RDS/Aurora MySQL and PostgreSQL infrastructure, including replicas, backups, failover, monitoring, and capacity planning.
- Investigate and resolve systemic database issues such as inefficient queries, connection storms, lock contention, replication lag, and capacity bottlenecks.
- Create dashboards, alerts, SLOs, SLIs, runbooks, and operational readiness checks for database-backed services.
- Improve backup validation, restore testing, disaster recovery, failover readiness, access controls, auditability, encryption, secrets management, and least-privilege controls.
- Partner with application, infrastructure, security, compliance, and engineering teams; conduct design reviews and mentor engineers on database reliability and operations.
- Use automation and AI tooling to improve migration reviews, query analysis, incident investigation, documentation, and developer productivity.
Requirements
- At least 6 years of professional software engineering, infrastructure engineering, database engineering, SRE, or platform engineering experience.
- Strong production software engineering ability in Go, Python, or TypeScript.
- Demonstrated ability to build production-quality internal tools, libraries, frameworks, services, or platform components.
- Deep hands-on experience with MySQL and/or PostgreSQL in high-availability production environments.
- Strong knowledge of connection pooling, transactions, isolation levels, retries, timeouts, deadlocks, locking, migrations, and query execution.
- Experience with shared database access patterns, ORM wrappers, migration frameworks, or developer-facing database tooling.
- Hands-on AWS RDS/Aurora experience covering provisioning, upgrades, replicas, backups, failover, monitoring, parameter tuning, and troubleshooting.
- Experience with RDS Proxy, PgBouncer, ProxySQL, or application-level pooling.
- Ability to analyze performance using query plans, indexes, slow query logs, wait events, locks, metrics, and application traces.
- Experience designing safe production database migration processes and observability for database-backed applications.
- Experience with Terraform, GitLab CI/CD, Kubernetes, Helm, or similar infrastructure and delivery tooling.
- Ability to influence teams through design reviews, documentation, technical standards, and implementation.
- Demonstrated experience with Claude or equivalent large language model tools.
- Bachelor’s degree in Computer Science.
- Preferred qualifications include Golang application development, platform capabilities for microservices, database libraries or SDKs, fintech or high-volume transactional systems, compliance-sensitive environments, access governance, operational automation, distributed systems, observability tools, and supporting data stores such as Elasticsearch.
Benefits
- The role is full-time and remote.
- Compensation is $5,000–$9,500 USD per month.
- Employees work in a culture emphasizing high standards, innovation, action, trust, constructive disagreement, and results.
Tech Stack
AWSDatadogElasticsearchGitGitLab CI/CDGoGrafanaHelmKubernetesMySQLPostgreSQLPrometheusPythonReactReact NativeTerraformTypeScript
Categories
About Sezzle
Sezzle builds a buy now, pay later platform that lets consumers split purchases into interest-free installments online and in stores, integrated with e-commerce and retail merchants. The company earns revenue from merchant fees and related consumer charges and provides underwriting and payment processing services. Founded in 2016 and headquartered in Minneapolis, Sezzle is a public company dual-listed on Nasdaq and the ASX.