What Junior Backend Jobs Ask For
Across 615 open Junior Backend postings that list skills, the ones mentioned most often are api, java, sql.
Updated October 8, 2026
705 open Junior Backend postings. The percentages below are measured over the 615 of them that list skills at all.
| Skill | Mentioned in |
|---|---|
| api | 55% |
| java | 37% |
| sql | 33% |
| python | 31% |
| git | 31% |
| cloud | 28% |
| rest | 27% |
| docker | 26% |
| ci-cd | 25% |
| nodejs | 22% |
| ai | 21% |
| spring | 20% |
| aws | 20% |
| agile | 20% |
| postgresql | 17% |
| microservices | 16% |
| devops | 16% |
| mysql | 15% |
| csharp | 14% |
| dotnet | 13% |
| kubernetes | 13% |
| javascript | 11% |
| mongodb | 10% |
| version-control | 10% |
| nosql | 10% |
| typescript | 10% |
| linux | 10% |
| redis | 10% |
| azure | 9% |
| go | 9% |
| github | 8% |
| gcp | 8% |
| php | 8% |
| cpp | 7% |
| kafka | 7% |
| oracle | 7% |
| sql-server | 7% |
| s3 | 7% |
| containerization | 7% |
| oop | 7% |
"Mentioned in" counts postings that name the skill anywhere — including as a nice-to-have — so treat it as the ceiling, not the bar.
Browse 705 open Junior Backend jobs →
Across all Backend levels
Most Backend postings never state a level. This wider list covers them too.
- api 20,290
- java 14,730
- cloud 14,171
- aws 11,695
- ai 11,353
- ci-cd 11,240
- python 10,239
- docker 9,332
- sql 9,222
- kubernetes 8,960
- rest 8,679
- postgresql 8,389