Sr Software Engineering (Java)

ABOUT SINCH

Sinch is pioneering the way the world communicates. More than 150,000 businesses — including Google, Uber, Paypal, Visa, Tinder, and many others — rely on Sinch’s Customer Communications Cloud to power engaging customer experiences through mobile messaging, voice, and email.

Whether you need to verify users or craft omnichannel campaigns, Sinch makes it easy. Our AI-infused Super Network, APIs, and applications ensure you can connect with your customers reliably and securely, at every step of their journey.

At Sinch we “Dream Big”, “Win Together”, “Keep it simple”, and “Make it Happen”. These values are our foundation!

DESCRIPTION

In order to contribute to this role, you need to have experience in backend development and be an expert in distributed systems that process a high volume of information, that demand high performance and reliability. You must have experience with databases technologies, queue systems, and streams.

In addition, you will also be one of the responsible for sharing knowledge with the team to build and maintain a high-performance team.

Main responsibilities

• Design, develop, and maintain backend services;
• Build high-performance, scalable, and distributed systems;
• Work with Java, Spring, Reactor, Kafka, RabbitMQ, Redis and MySQL to enhance our product, ensuring safety, efficiency, and responsiveness;
• Maintain and collaborate on internal tools for monitoring, debugging, and optimizing applications at scale;
• Ensure observability, reliability, and fault tolerance across all services;
• Collaborate with cross-functional teams including Software Engineers, UX Designers and Product Managers;
• Maintain a strong focus on code quality, security, and best practices in software development;
• Bachelor’s degree in computer science, Information Systems, Systems Analysis, or related fields;
• Production-level experience in backend development using JVM/Java;
• Knowledge in SQL and no-SQL databases as Redis and MySQL;
• Knowledge in asynchronous message processing using Kafka and RabbitMQ;
• Knowledge in GRPC/Protobuf;
• Deep understanding of the Spring Framework;
• Deep understanding of distributed systems and experience building high-scale microservices and event-driven architectures;
• A problem-solving mindset with the ability to debug distributed systems;
• Experience with cloud platforms (AWS) and containerized deployments (Docker, Kubernetes);
• Experience with observability, logging, and monitoring tools for debugging and performance analysis;
• Advanced/fluent English.
• Experience with Kotlin;
• Experience with Reactor;

REQUIREMENTS

• Bachelor’s degree in computer science, Information Systems, Systems Analysis, or related fields;
• Production-level experience in backend development using JVM/Java;
• Knowledge in SQL and no-SQL databases as Redis and MySQL;
• Knowledge in asynchronous message processing using Kafka and RabbitMQ;
• Knowledge in GRPC/Protobuf;
• Deep understanding of the Spring Framework;
• Deep understanding of distributed systems and experience building high-scale microservices and event-driven architectures;
• A problem-solving mindset with the ability to debug distributed systems;
• Experience with cloud platforms (AWS) and containerized deployments (Docker, Kubernetes);
• Experience with observability, logging, and monitoring tools for debugging and performance analysis;
• Advanced/fluent English.

Big plus!

• Experience with Kotlin;
• Experience with Reactor;

OUR HIRING PROCESS

We are committed to ensuring a recruitment process that is fair, objective, consistent, and inclusive. Our approach includes structured, competency-based interviews designed to evaluate your skills, experience, and qualifications relevant to the role. At times, we may include a data-driven assessment to enhance our hiring success and identify candidates likely to excel.

We believe in a two-way process and encourage you to ask questions throughout the journey. If this role isn't what you're looking for, please explore the other opportunities listed on our career page: https://www.sinch.com/careers/. No matter who you are, we hope you find an exciting path forward - hopefully with us!

BENEFITS

STAY HEALTHY

We cover 100% of medical and dental plans for Sinchers and eligible dependents through Bradesco Saúde.

FLEXIBLE BENEFITS

With the Caju flexible benefit card, our Sinchers can choose to use benefits on food, education, and home office assistance.

FAMILY FIRST

Our Sinchers can enjoy paid maternity leave for 180 days and paternity leave for 30 days. Plus, we provide daycare assistance for kids up to five years old.

EVERYDAY WELLBEING

We partner with Wellhub to help Sinchers access gyms and wellness options.

SECURE YOUR FUTURE

Our Partnership with Prudential life insurance provides coverage for all Sinchers in the events of unexpected absences, serious illness, accidents, and disabilities.

DIVERSITY AND INCLUSION

We offer annual reimbursements for certain expenses related to disabilities and/or transgender needs.

TAKE A BREAK

Our Sinchers can take a day off on their birthday to celebrate with their loved ones.