1 month ago
São Paulo, BrazilMid Level
Responsibilities
- Estimate development effort to support roadmap planning and expectation management.
- Design and implement resilient, scalable, secure, and fault-tolerant architectures.
- Develop features and maintain systems across the Network API, xSIM Management System, and Recording Platforms.
- Deliver incremental enhancements and modernize existing solutions.
- Write and maintain unit, integration, and benchmark tests for regression prevention and feature validation.
- Implement monitoring, observability procedures, and metrics.
- Participate in code reviews and uphold code quality, readability, and maintainability.
- Own end-to-end feature quality and outcomes.
- Create and maintain accurate technical documentation.
- Collaborate with teammates and contribute to continuous improvement.
Requirements
- At least 3 years of professional backend development experience, preferably with Go; strong Java experience with willingness to learn Go is also accepted.
- Strong understanding of concurrency models, asynchronous workflows, inter-process communication, and synchronization techniques.
- Experience designing, building, and consuming RESTful APIs.
- Experience with relational and non-relational databases, including data modeling, query optimization, and performance tuning.
- Experience writing unit tests, integration tests, and benchmarks.
- Knowledge of networking protocols and distributed communication patterns such as gRPC, WebSockets, and TCP/UDP.
- Experience building scalable microservices architectures and distributed systems.
- Knowledge of software engineering best practices and design patterns.
- Experience with Docker, CI/CD pipelines, and Infrastructure as Code.
- Familiarity with Git workflows, pull requests, code reviews, and agile development processes.
- Demonstrated ownership of technical outcomes and end-to-end feature delivery.
- Effective written and verbal English communication skills.
- Preferred qualifications include idiomatic Go development, Go profiling with pprof and trace, event-driven architectures using Kafka, RabbitMQ, or ActiveMQ, Kubernetes deployment and operations, cloud-native development on AWS, GCP, Azure, or Oracle Cloud, Prometheus and Grafana, and MSML or SIP experience.
Benefits
- Hybrid work arrangement in São Paulo, Brazil.
- Full-time CLT employment contract.
- Quarterly performance bonuses.
- Meal allowance of R$100 per working day paid through a Caju card.
- Health insurance through SulAmérica, with 50% covered by the company.
- Extended parental leave of 180 days for maternity and 20 days for paternity.
- Daycare allowance of R$500 per month per child for mothers with children under three.
- Onboarding and training in Lisbon, Portugal.
- Career growth, professional development, international office opportunities, and exposure to an international technology team.
Tech Stack
Amazon DynamoDBApache KafkaAWSAzureDockerGitGoGoogle Cloud PlatformGrafanagRPCJavaKubernetesMongoDBOracle CloudPostgreSQLPrometheusRabbitMQRedis
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