Senior Software Engineer

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!

As a Senior Software Engineer - (Java) , you will play a key role in designing and building the next generation of our Contacts Platform . You will work in a dynamic, collaborative environment to develop scalable distributed systems. Your contributions will directly impact the efficiency, performance, and safety of conversations at scale.

What You’ll Do

• Design, develop, and maintain backend services for Contacts Platform .
• Build high-performance, scalable, and distributed systems .
• Work with Java , Spring , Kafka , MongoDB , OpenSearch to enhance our product, ensuring safety, efficiency, and responsiveness.
• Develop 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.

This is a 95% remote role. You must be based in Spain and we will bring you to the office in Madrid for some days every quarter .

What We Look For

Nice to Have

Sinch is a global company composed of people from different countries and cultures. Our benefits adjust regionally to support employees and help them to thrive in every stage of life. We offer valuable benefits and resources, including health and life insurance, a flexible work environment, retirement savings plans, and more.

Our Hiring Process

In Sinch, we are committed to following a recruitment process that is fair, objective, consistent, and equal opportunity. Our Talent Acquisition team, together with hiring managers and the rest of the interviewing team, persistently works towards identifying the people that best fit each open job, based on Sinch’ s hiring needs and candidates’ career expectations.

We encourage applications from strong candidates with relevant professional backgrounds for this role. Not all applicants will meet all job requirements exactly! Don\'t let that stop you from considering Sinch for the next step in your career. We are always open to candidates that could bring new insights and perspectives to Sinch!

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