Confirmed Backend Engineer - Train

BlaBlaCar is hiring a Confirmed Backend Engineer - Train for a remote role open to applicants in France. Level rates it ; you can apply on BlaBlaCar.

Level's read on this job

On Level's scale, this software engineer role is Little AI ●○○○: aI is not part of the work.
The posting lists this role as remote.
Tools and skills the posting cites include Spring Boot, REST API and backend development.
Level lists 7 other open roles at BlaBlaCar.
The role was posted in the last few days.

AI in this role

Scale train distribution infrastructure and develop backend microservices for a community-based travel app.

spring-bootrest-api

backend-developmentjavamicroservicessoftware-engineering

About BlaBlaCar

BlaBlaCar is the world’s leading community-based travel app enabling 27 million members a year to carpool or travel by bus in 21 countries. Our team of 800 employees counts over 50 nationalities and is spread across our 5 global offices, 30% working fully remotely.

Your Mission

We are looking for a Software Engineer to join the Train Supply team. The mission is to scale the current BlaBlaCar train distribution in Europe supporting the expansion of the train supply to new markets and countries.

As a backend developer you will work on technical challenges and product feature development from early-stage conception, to development, testing strategy, deployment, and monitoring of new releases.

BlaBlaCar’s Train GDS stack is a scalable micro service architecture in spring boot 3 started in 2022. It uses REST API to communicate with other backends services in BlaBlaCar and with the suppliers.

You will be reporting to Solene, the Engineering Manager of the team, and working with a team of 3 other backend engineers. You will collaborate closely with several engineering teams, data, QA product managers and business developers to build robust and scalable features.

How we rate this

Confirmed Backend Engineer - Train at BlaBlaCar rates 0 out of 100 for how much of the daily work is AI. That makes it Little AI (AI Level 1 of 4). The level is about AI in the job, not seniority.

Classification

Little AI. AI is not part of the work.

●●●● Builds AI80 to 100
●●●○ Works on AI60 to 79
●●○○ Uses AI40 to 59
●○○○ Little AI0 to 39

Levels come from how often the tools, models and workflows of the role are named in the posting itself. Read the description and count the AI tools, models and workflows it names.

Key facts

Confirmed Backend Engineer - Train is an open job at BlaBlaCar.
Level rates this role AI Level 1 of 4: Little AI.
The role is based in Paris, France and is marked remote.
The job was posted on October 23, 2026.
Seniority: mid.
Applications are handled by BlaBlaCar. Apply on BlaBlaCar

Prepare for this job

Built from this posting and from similar jobs on Level.

Skills and AI tools this role asks for

Backend DevelopmentJavaMicroservicesSoftware EngineeringSpring BootREST API

Also common in software engineer jobs at this level

Python AWS Java C++Kubernetes TypeScript

Pay

Typical software engineer job: $168k

This posting doesn't list pay. Use the typical software engineer figure when pay comes up. See software engineer jobs

Questions you could be asked

Tell me about a project where backend development was part of your work. What did you do?
Tell me about a project where java was part of your work. What did you do?
Tell me about a project where microservices was part of your work. What did you do?
Tell me about a project where software engineering was part of your work. What did you do?
Walk me through how you've used Spring Boot in your day-to-day work.

Adapt your resume

List these exact terms on your resume: Backend Development, Java, Microservices, Software Engineering, and Spring Boot. An applicant tracking system matches the wording, not the idea.
Attach one line of real, concrete experience to at least one of them. A tool named with nothing behind it rarely survives a human read.

Want an expert to read your CV for this job?

Free. Send your CV and the role you want next. We reply by email within 2 to 4 business days.

Get a free CV review Get an express CV review Check your resume with the ATS resume checker