Tech Lead – Java

NIO

Tech Lead providing technical leadership in digital telecom products. Influencing architectural decisions and mentoring within a collaborative team environment.

Posted 4/15/2026full-timeSão Paulo • 🇧🇷 BrazilSeniorWebsite

Tech Stack

Tools & technologies

AWSCassandraCloudDynamoDBGoogle Cloud PlatformJavaKafkaMongoDBMySQLNoSQLOraclePostgresPulsarRabbitMQSpringSpring BootSpringBootSQL

About the role

Key responsibilities & impact

Act as the technical authority in defining and evolving the platform architecture.
Lead complex architectural decisions (trade-offs between performance, cost, resilience and security).
Define technical, architectural and integration standards for multiple teams.
Work extensively with event-driven architectures, microservices and sagas.
Conduct design reviews, architectural reviews and major technical decisions.

Requirements

What you’ll need

Proven, solid experience as a Tech Lead / Principal Engineer / Software Architect.
Deep expertise in Java and Spring Boot in large-scale production environments.
Experience with distributed microservices architecture in production.
Advanced experience with event-driven architecture, messaging (Kafka, RabbitMQ, Pulsar or similar) and sagas (orchestration and choreography).
Strong proficiency in SQL databases (Oracle, PostgreSQL, MySQL) and NoSQL (MongoDB, Cassandra, DynamoDB).
Experience with synchronous and asynchronous APIs, versioning and contract governance, observability (structured logs, metrics, distributed tracing).
Proven experience with mission-critical, high-volume systems.
Experience in Telecom & Digital Ecosystems; experience with telecom platforms (a plus); experience with OTTs (streaming, content, digital platforms) and SVAs (value-added services).
Complex integrations with multiple systems, partners and legacy systems.
Exceptional communication skills, both technical and executive.
Ability to translate technical complexity into clear decisions.
Ability to influence without formal authority.
Collaborative, strategic and results-oriented profile.
Plus: Cloud (AWS or GCP) at scale, DevOps and CI/CD, experience with strategic DDD in distributed environments, experience in regulated and high-criticality environments.

Benefits

Comp & perks

Meal and/or food allowance
Transportation allowance
Health insurance
Dental insurance
Life insurance
Private pension plan
Profit-sharing program (PPR)
Pharmacy assistance
Childcare assistance
Flexible working hours
V.tal Benefits Club
Extended maternity leave (6 months)
Extended paternity leave (20 days)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

JavaSpring Bootevent-driven architecturemicroservicessagasKafkaRabbitMQPulsarSQL databasesNoSQL

Soft Skills

communication skillsability to influencecollaborativestrategicresults-orientedtechnical decision-makingtranslating technical complexity