Senior Backend Engineer at Journi GmbH

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• 🏢 Journi GmbH has 2 jobs here, 1 with visa sponsorship see all

Updated 2026-11-05, from our data and official sources.

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About the role

We love the magic of memory keeping At Journi, we’re on a mission to build the world’s most-downloaded printing app. With over 10 million users worldwide, we help people turn their favorite moments into beautifully designed Photo Books and Prints. Our smart AI makes the process fast, simple, and joyful, so our users can spend less time editing and more time reliving their best stories. We’re on the lookout for an enthusiastic Senior Backend Engineer who loves creating outstanding products and enjoys collaborating with a diverse, motivated team! -------------------------------------------------------------------------------- 🚀 WHAT YOU'LL DO * Develop the core of the number 1 printing app in the world, written in Scala, which enables our customers to create personalized print products with minimal effort * Collaborate with frontend colleagues, product designers, and managers to help improve our products by designing and developing new features and REST APIs * Improve our architecture to help us scale with the growing demand * Proactively identify and communicate improvements in your own and your team's work * Give and receive feedback, criticize constructively, and foster an environment for constant improvement -------------------------------------------------------------------------------- 🎒 YOUR BAG OF TRICKS * 7+ years of experience developing Backend applications (links to projects or GitHub are welcome!) * Strong knowledge in any JVM-based language, such as Scala, Kotlin, or Java. (If you do not have experience with Scala, you should be willing and interested in learning Scala.) * Experience working with Docker and AWS Cloud Services (S3, SQS, ECS, ECR, SES, RDS, Lambda, CloudWatch, ElasticCache, CloudFront) * Experience working with any SQL database (MySQL, PostgreSQL, MariaDB) and any NoSQL database (Redis, AWS DynamoDB, MongoDB) * You know how to write automated unit tests with their respective mocks * Experience developing and designing REST APIs * You have strong communication, documentation, and collaboration skills * You have an urge to tackle technical debt -------------------------------------------------------------------------------- 🔥 NICE-TO-HAVES * Experience with migrations from monolith to microservice infrastructure * Experience with applying security best practices to protect users' data and the entire application landscape * CI/CD experience with GitLab and automating workflows * Interested in working with image processing algorithms -------------------------------------------------------------------------------- ✨ WHAT WE OFFER A happy team makes for a happy workplace. We wouldn’t be able to do what we do without our team, and that’s why we offer: * A fair annual gross salary starting from € 78.000. Our final offer depends on your experience and qualifications. Plus, a bunch of awesome social benefits, such as: * Vacation goals: 25 days off per year, plus 1 extra day for every year you stick around (up to 5 extra days!) * Work your way: enjoy a hybrid working model with 40% home office days and flexible hours (core hours: 10am-4pm Mo-Th; and 10am-2pm Fri) * Daily fuel: breakfast, Italian-style coffee, tea, and fresh daily lunches in our in-house eatery, with options for most dietary preferences * Go places: we reimburse your public transport card for Vienna * Team first: join our yearly team-building Journi to exciting destinations * Mac your life easier: with a company MacBook, also available for personal use * Boost your German: weekly in-house lessons in small groups * Special treatment: enjoy a premium membership on all Journi products ... and more! -------------------------------------------------------------------------------- 📫 WHAT TO EXPECT AFTER YOU APPLY 1. Intro call with the People & Culture team (30 m) 2. General interview (45 m) 3. Technical interview (1,5 h) 4. Final interview with the Leadership team (1 h) -------------------------------------------------------------------------------- ABOUT US Everyone is welcome at Journi No matter your background, identity, or story, if you’re exceptional at what you do, there’s a place for you here. We believe that an inclusive team is a stronger team, and we want everyone to feel respected and understood from the moment they join us. Turning digital memories into something you can hold Our goal is simple: to make it effortless for you to preserve the memories you cherish. By combining smart technology with a love for design, we turn "photo chaos" into high-quality keepsakes in seconds. You capture the moments; we help you keep them forever. A global team with heart More than 10 million people around the world already use Journi to create their Photo Books, and we’re just getting started. We’re a global team of 100+ people united in Vienna, thinking big and building with care. We work hard, but we never take ourselves too seriously. We keep things informal, friendly, and always on our users' side. If you’re excited to solve meaningful challenges and shape a product loved by millions, we’d love to hear from you. 🌟

Responsibilities

The Senior Backend Engineer will develop the core of the printing application using Scala, enabling customers to create personalized print products. This involves collaborating with cross-functional teams to design and develop new features, REST APIs, and improving the architecture to support scaling demands.

Requirements

Candidates must have 7+ years of backend development experience and strong knowledge in a JVM-based language like Scala, Kotlin, or Java, with a willingness to learn Scala if necessary. Essential technical requirements include experience with Docker, AWS services, SQL/NoSQL databases, writing automated unit tests, and designing REST APIs.

Key skills

• Scala — in 30 other listings on The Stack
• Kotlin — in 251 other listings on The Stack
• Java — in 360 other listings on The Stack
• Docker — in 464 other listings on The Stack
• AWS Cloud Services — not in any other listing on The Stack
• SQL Database — not in any other listing on The Stack
• NoSQL Database — not in any other listing on The Stack
• Unit Tests — in 4 other listings on The Stack
• REST APIs
• Communication
• Documentation
• Collaboration
• Technical Debt
• Migrations
• Security Best Practices
• CI/CD

On The Stack (as of 2026-11-05)

• Journi GmbH has 1 other listing on The Stack, 1 of them marked as offering visa sponsorship.
• 13 visa-sponsored jobs in Austria on The Stack, posted in the last 60 days.
• 68 visa-sponsored backend engineer jobs in Europe on The Stack, posted in the last 60 days.

Frequently asked questions about Journi GmbH

Is this Senior Backend Engineer role still open?

It was posted on 2026-03-02. Listings more than 30 days old may no longer be active, so check Journi GmbH's site before applying.

Where is this role located?

The listing gives the location as Vienna, Austria.

What skills does this role ask for?

The listing names: Scala, Kotlin, Java, Docker, AWS Cloud Services, SQL Database, NoSQL Database, Unit Tests, REST APIs, Communication, Documentation, Collaboration, Technical Debt, Migrations, Security Best Practices, CI/CD.