Senior Software Engineer Backend

About the role

Join Truecaller – The place where innovation meets impact!

Truecaller's mission is to build trust in communication by making it safer, smarter, and more efficient. Born in Sweden, trusted by the world, and here’s why we stand out:

- We are trusted by over 500 million active users every month across 190+ countries

- We identify over 15 billion calls daily, helping users avoid spam and scams

- We are powered by a team of 400+ employees from 45+ nationalities

We always look for people who take initiative, own their work, and keep raising the bar. An entrepreneurial mindset matters here, especially when it turns bold ideas into real actions. We stay collaborative and focused, always searching for smarter paths forward. If you want to make an impact and grow with a team that inspires millions, you’ll fit right in.

The role:

As a Senior Software Engineer, Backend, you will leverage your deep technical expertise to ensure alignment, quality, and long-term maintainability across the organization. You will be building strong relationships with cross-functional stakeholders, you will drive project delivery, and ensure our backend infrastructure remains scalable and robust enough to support millions of users worldwide.

What you will do

- Design and develop high-volume, low-latency services and cope with the challenge of working in a distributed environment.

- Operate mission-critical services at high availability.

- Collaborate across business units and drive solutions.

- Explore new solutions and technologies.

- Build a scalable and reliable system.

What you bring in:

- 5+ years of experience with Scala, Java, or Go

- Experience of working with scalable, highly available, real-time distributed systems

- Experience of working with non-relational databases

- Good understanding of data structures and algorithms

- Mentoring/ Leadership skills

- Excellent communication skills in English.

- Ability to thrive in a dynamic, fast-paced environment.

It would be great if you also have:

- Experience building systems in the Google Cloud Platform

- Experience with virtualization environments, e.g., Docker

- Experience with systems for managing containerized applications, e.g., Kubernetes

- Experience with Cassandra and Kafka.

What we offer:

We support growth through learning resources, leadership programs, mentoring, and real hands-on work. People can move between teams and projects to build new skills and keep things interesting. We offer clear internal mobility and a transparent path for progression, with leaders who stay involved and provide guidance throughout the year. In addition, you will benefit from:

- A comprehensive compensation package: We offer a competitive salary, 30 days of paid vacation, private health insurance, parental leave top-up, pension, and wellness contributions.