System Engineer

Truecaller Stockholm Full-time
Salary Competitive
Truecaller was born in 2009, Stockholm, Sweden, with the mission to provide more safe and efficient communication to everyone’s daily life. Today, Truecaller is loved by 170 million daily active users around the world, popular in South Asia, Middle East, Africa! We are the go-to app for Caller ID, spam blocking and payments.

We at Platform team provides the services, tools, and knowhow to make the Business units operationally independent. The domains we cover are Android/iOS core development and CI/CD, Data Platform providing analytics as a service, and back end core development and Infrastructure.

As a System Engineer, you are responsible for building and improving the performance, reliability, availability, security, and evolution of the TC production sites. Along with the team, you also help implement and improve processes for planning, operations, and continuous improvements.  

 What we expect from you:

  • Extensive knowledge of programming and system administration on Linux environments, preferably working on high throughput and low latency systems

  • Excellent understanding of distributed system design across process and site boundaries

  • Hands-on experience with service orchestration and management, deployment activities, configuration management, and all necessary automation

  • Good understanding of process isolation, virtualization and containerization concepts and being able to apply them when necessary

  • Good understanding of software development lifecycle, versioning, building, testing, staging and deployment processes with a strong continuous delivery mindset

  • Having a research-oriented mindset

  • Strong tendency to keep things simple and maintainable (stick to KISS + YAGNI)

What will you work on?

  • A modern microservice architecture based on Java/Scala. We use a wide stack of technologies, of which, some of the most important are: Kubernetes, Docker, Ansible, Apache Cassandra, Scyladb, MySQL, Kafka, Elasticsearch, Redis, Memcache, Prometheus, Grafana, Debian Linux.

  • Building tooling to ease the provisioning and scaling of infrastructure resources.

  • Continuously improve and extend infrastructure components to handle growth. 

  • Optimize overall systems performance and investigate production issues for future improvements.

  • Ensure systems availability, reachability, maintainability, and testability.

  • Building the necessary instrumentation, tooling, and alarming systems in order to escalate abnormalities.

It would be great if you also have:

  • Excellent Golang programming skills.

More about Truecaller

Truecaller is a Swedish company founded in 2009 in Stockholm, Sweden by Nami Zarringhalam and Alan Mamedi. The app began when our co-founders were just students who wanted to create a service that would easily identify incoming calls from unknown numbers. We have our strongest presence in South Asia, Middle East, Africa, and HQ in Sweden. We are backed by some of the most prominent investors in the world such as Sequoia Capital, Atomico, and Kleiner Perkins Caufield & Byers.

Life at Truecaller - Behind the code:



This position is based in Stockholm, Sweden. Full visa sponsorship and relocation assistance available for eligible candidates.  Application in English. Please contact Aouri Pu, Talent Acquisition Partner via aorui.pu if you have any questions. 

What we offer:

  • International team - 25+ nationalities work together!

  • Learning & sharing environment

  • Exciting company parties & team activities – Running team, Geek lunch!

  • Flexible working hours

  • Start the day with fresh fruit and cereals

  • Stay refreshed: get juice, tea, coffee and soft drinks

  • Competitive salary

  • Medical insurance

Truecaller is an equal opportunity employer and value diversity company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, or marital status.

Perks and benefits

This job comes with several perks and benefits

Flexible working hours
Flexible working hours

Time is precious. Make it count. Morning person or night owl, this job is for you.

Free coffee / tea
Free coffee / tea

Get your caffeine fix to get you started and keep you going.

Near public transit
Near public transit

Easy access and treehugger friendly workplace.

Social gatherings
Social gatherings

Social gatherings and games; hang out with your colleagues.

Free office snacks
Free office snacks

Peckish after lunch? We got your back with soft drinks, treats and fruit.

Pension plan
Pension plan

We take care of you, even when you are old and wrinkly.

See all 17 benefits

Working at

Our mission is to help you to know who’s trying to contact you, and also tell you when not to pick up. We want to remove all uncertainty, making communication safe and efficient by separating the important stuff from the noise and create trust, no matter if it’s in the beginning of a call, in the middle of a transaction or at the end of a signature.

Read more about Truecaller

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