2 months ago
Remote, MexicoSenior
Responsibilities
- Design, build, and maintain shared database platform components, libraries, migration tooling, safety checks, and developer abstractions.
- Establish reliable patterns for database connections, transactions, pooling, retries, timeouts, queries, migrations, and schema management.
- Build automation, internal tooling, guardrails, and self-service workflows for database provisioning, access, testing, observability, and operations.
- Architect and improve AWS RDS/Aurora MySQL and PostgreSQL infrastructure, including replicas, backups, failover, monitoring, parameter tuning, and capacity planning.
- Investigate and resolve systemic database issues such as inefficient queries, connection storms, lock contention, replication lag, unsafe migrations, and capacity bottlenecks.
- Create dashboards, alerts, SLOs, SLIs, runbooks, migration observability, backup validation, restore testing, disaster recovery, and failover readiness processes.
- Partner with application, infrastructure, security, compliance, and engineering teams on database standards, access controls, auditability, encryption, secrets management, and least-privilege controls.
- Mentor engineers and use automation and AI tooling to improve database design, migration review, query analysis, incident investigation, and developer productivity.
Requirements
- At least 6 years of professional experience in software engineering, infrastructure engineering, database engineering, SRE, or platform engineering.
- Strong production programming ability in Go, Python, or TypeScript.
- Experience building production-quality internal tools, libraries, frameworks, services, or platform components used by other engineers.
- Deep hands-on experience with MySQL and/or PostgreSQL in highly available production environments.
- Strong knowledge of connection pooling, transactions, isolation levels, retries, timeouts, deadlocks, locking, migrations, and query execution.
- Experience building shared database access patterns, ORM wrappers, migration frameworks, or developer-facing database tooling.
- Hands-on experience with AWS RDS/Aurora, including provisioning, upgrades, replicas, backups, failover, monitoring, parameter tuning, and troubleshooting.
- Experience with database connection management technologies such as 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 infrastructure-as-code and CI/CD tooling such as Terraform, GitLab CI/CD, Kubernetes, or Helm.
- Ability to influence teams through design reviews, documentation, technical standards, and practical implementation.
- Experience working with Claude or equivalent large language model tools is required.
- Bachelor’s degree in Computer Science.
- Preferred experience includes Golang development, database libraries and SDKs, microservices platforms, high-volume transactional systems, PCI DSS or SOC 2 environments, access governance, operational automation, distributed systems, observability tools, and supporting data stores such as Elasticsearch.
Benefits
- The role is full-time and remote.
- The salary range is $5,000–$9,500 USD per month gross.
- The company emphasizes an engineering culture centered on high standards, autonomy, action, trust, constructive disagreement, and delivery.
Tech Stack
AWSDatadogElasticsearchGitGitLab CI/CDGoGrafanaHelmKubernetesMySQLPostgreSQLPrometheusPythonReactReact NativeTerraformTypeScript
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.