Senior Android Engineer

Hello, Truecaller is calling you from Bangalore, India! Ready to pick up?

Our goal is to make communication smarter, safer, and more efficient, all while building trust everywhere. We're all about bringing you smart services with a big social impact, keeping you safe from fraud, harassment, scam calls or messages, so you can focus on the conversations that matter.

Top 20 most downloaded apps globally, and the world’s #1 caller ID and spam-blocking service for Android and iOS, with extensive AI capabilities, with more than 450 million active users per month.

Founded in 2009, listed on Nasdaq OMX Stockholm and is categorised as a Large Cap. Our focus on innovation, operational excellence, sustainable growth, and collaboration has resulted in consistently high profitability and strong EBITDA margins.

A team of 400 people from ~45 different nationalities spread across our headquarters in Stockholm and offices in Bangalore, Mumbai, Gurgaon and Tel Aviv with high ambitions .

We at Ads Product are all about making Ads more meaningful & relevant to our users and helping drive marketing objectives for our partners / advertisers. Ads is one of the ways Truecaller monetises the APP, and thus hold a critical role in driving Truecaller revenues. Truecaller is one of the largest standalone publishers in India and emerging markets like Egypt, North Africa, etc.

Mission - The Ads team is responsible for monetising Truecaller's inventory through ads by offering targeted advertising solutions to our demand partners.

Responsible for - Driving revenue growth for Truecaller by building ad solutions and selling our ad offerings to our advertiser partners in India and outside. We work at a planetary scale, serving billions of ad impressions daily. Our APIs handle a massive load, with some reaching 300K requests per second. This is serious performance engineering!

The Truecaller app is on over 450 million devices globally, and our code needs to run flawlessly on all of them. We leverage the latest tech like Jetpack Compose and Kotlin to ensure efficiency and maintainability.

As a Senior Android Engineer, you'll design and develop the next generation of our high-performance Ads SDK. You'll write robust code that works seamlessly across 150+ device types and configurations. Collaborating with partners on their SDKs while leveraging our own multi-format ad technology. Additionally, you'll work closely with designers, product managers, and fellow engineers to turn ideas into reality.

What you bring in :

6+ years of experience in Android development with Java, Kotlin, Coroutines and Dependency injection.

An extensive, hands-on experience with modern Android application development tools and libraries incl. application lifecycle, asynchronous server communication, and UI components.

Familiar in ad tech concepts, platforms, and best practices (e.g., mediation, bidding)

Excellent problem solving skills and proactiveness to tackle challenging problems

Excellent in designing and architecting high scale Android applications.

Proficient understanding of code versioning tools, such as Git

Sound knowledge of testing framework like junit, mockito, roboelectric and espresso.

A mind-set to get things done while maintaining high standards by shipping high quality code.

Monitor and optimize application performance, troubleshooting and resolving issues related to functionality, responsiveness, and resource usage.

Familiarity with RESTful APIs, gRPC

The impact you will create :

Take ownership of the features that you build and ensure a high level of user experience

Contribute actively to the Android engineering discipline across the company by driving best practices in architecture, modularization, testing, and engineering workflows.

Participate in and contribute to the team’s Agile practices

Champion privacy, security, and reliability in all Android features and user data interactions.

Proactively identify performance bottlenecks in business workflows and design low-latency, highly efficient solutions.

Utilize modern Android development tools (Jetpack, Kotlin, etc.) to build clean, scalable, and maintainable code which impacts 400 million users

Leverage your knowledge of Ad tech APIs, SDKs, and mediation platforms to optimize ad delivery and monetization.

It would be great if you also have :

Experience in ad tech concepts, platforms, and best practices

Experience of Jetpack Compose

Life at Truecaller - Behind the code : like your dream job? We will fill the position as soon as we find the right candidate, so please send your application as soon as possible. As part of the recruitment process, we will conduct a background check.

This position is based in Bangalore, India.

We only accept applications in English .

What we offer :

A smart, talented and agile team : An international team where ~35 nationalities are working together in several locations and time zones with a learning, sharing and fun environment.

A great compensation package : Competitive salary, 30 days of paid vacation, flexible working hours, private health insurance, parental leave, telephone bill reimbursement, Udemy membership to keep learning and improving and Wellness allowance.

Great tech tools : Pick the computer and phone that you fancy the most within our budget ranges.

Office life : We strongly believe in in-person collaboration and follow an office-first approach while offering some flexibility. Enjoy your days with great colleagues with loads of good stuff to learn from, daily lunch and breakfast and a wide range of healthy snacks and beverages. In addition, every now and then check out the playroom for a fun break or join our exciting parties and or team activities such as Lab days, sports meetups etc. There is something for everyone!

Come as you are :

Truecaller is diverse, equal and inclusive. We need a wide variety of backgrounds, perspectives, beliefs and experiences in order to keep building our great products. No matter where you are based, which language you speak, your accent, race, religion, color, nationality, gender, sexual orientation, age, marital status, etc. All those things make you who you are, and that’s why we would love to meet you.