Babbel Bytes

Six Takeaways From Droidcon EMEA
Our mobile engineers recently attended the droidcon EMEA conference
and here is what they learned

Poor Acceptance Criteria Can Ruin Any Great User Story
A drawing activity for your team.

Babbel’s hybrid lesson player
Bringing web technology to mobile devices.

Integrating React Native with Babbel’s native mobile apps
The journey to contribute to mobile apps being an only-web team.

Challenge your initial ideas
Recently I was working on a small command-line tool. The tool was supposed to take some user input and then render this information into a file using a predefined template. Let’s skip the user input handling and focus on the template rendering because it reveals an interesting discovery.

Tech Stack of Babbel
We also use Tech Radar to inform prospective employees of Babbel, about the technologies we use.

How to do more with fewer servers
Do we increase the maximum number of server instances that can be allocated or do we optimize the current setup? We chose the latter.

Juniors’ Guide to Pull Requests
Guidelines on confidently reviewing senior team members’ code without feeling like a total newb.

Becoming a Femgineer at Babbel and relocating to Germany
This interview is part of our blog series on Femgineers (female Engineers) at Babbel. In this installment, we talk to Pallavi Subramanya who started her journey with us just a few months ago, moving from India to Germany for her position.

A Look Back at Hack Day #9
Have a look inside one of Babbel’s most exciting initiatives, Hack Day, with the official aftermovie and an interview with Mo Mourad, one of the members of the winning project.

AWS Fargate for Data Engineering
How we moved our data pipelines from AWS Lambda to AWS Fargate without reengineering our development and deployment workflows

The making of Replicator
A story of an internal tool – Replicator. It involves AWS Lambda, one of the hardest things in Computer Science, and Star Trek.

Babbel Neos: The first year of a junior developer
Gábor Török, the former Program Lead for our engineering mentoring program – named Babbel Neos – follows up with the trainees to see where they are, how the program helped them, and where they see themselves going in the future.

Movin’ on up: A femgineer’s journey at Babbel
This first installment in our series on Femgineers at Babbel, we talk with Pooja Salpekar about the process of transitioning from ground-level engineer to Engineering Manager, and what she’s learned along the way.