Backend Developer Skills — What Job Posts Actually Ask For (2026)
Aggregated from live backend developer postings rather than opinion. Every figure below is measured from real adverts and recalculated daily.
What a Backend Developer actually does
A backend developer builds the part of a system nobody sees — the services that hold the data, enforce the rules about it, and answer whatever the app or another team's system asks of them. Day to day that means designing how information is stored and related, writing the interfaces other code calls, and making all of it survive traffic, partial failure and some other service going quiet at the worst possible moment. What makes it harder than it looks is that backend mistakes are durable: a rendering bug is embarrassing until it is fixed, but a bad schema decision is still there in three years, possibly still corrupting data.
The skills Backend Developer postings actually ask for
Aggregated from the live descriptions of postings whose title names the role. Not a shortlist, and not anybody's opinion of what matters.
- api 58.1%
- artificial intelligence 54.7%
- infrastructure 49.8%
- aws 44.7%
- software engineer 42.1%
- python 41.8%
- kubernetes 38.3%
- java 35.9%
- distributed 35.8%
- security 34.7%
- cicd 32.3%
- postgresql 29.7%
- docker 29.4%
- testing 29.2%
- pipeline 27.4%
- code review 27%
Share of Backend Developer postings mentioning the skill — a posting asks for many, so these do not add to 100. Measured across postings whose title is the role.
How much experience, and where you would work
Minimum experience asked for
- 0-2 years 147 9%
- 3-5 years 877 51%
- 6+ years 382 22%
- Not stated 311 18%
Work policy
- Remote 788 46%
- Hybrid 344 20%
- On-site 304 18%
- Not specified 281 16%
125 of those 788 remote Backend Developer roles are open to candidates anywhere in the world — the rest are remote within one country only. Most job boards do not separate the two.
What separates a senior posting from a mid-level one
The same skill list, split by the seniority of the posting asking for it. Bars run right where senior postings ask more often, left where mid-level postings do.
- mentoring +22.6 pt
- distributed +16.4 pt
- software engineer +12.7 pt
- infrastructure +10.8 pt
- kafka +9.5 pt
- debugging -4.4 pt
- problem solving -4.7 pt
- nodejs -4.8 pt
- version control -5 pt
- rest -7 pt
Percentage-point gap between the senior+ and mid-level shares naming each skill. Senior+ includes principal, staff and executive.
The skills that are asked for rarely — and are worth more for it
Everyone asks for the top of that first chart, so naming it proves nothing. These sit far enough down to differentiate you, and close enough to the top to be worth the effort.
- 14.7% devops of live postings
- 14.2% mysql of live postings
- 14.2% version control of live postings
- 13.8% large language models of live postings
- 13.7% spring of live postings
- 13.6% react of live postings
- 11.7% kotlin of live postings
- 11.6% analytics of live postings
- 11.5% scalable backend of live postings
- 10.5% github of live postings
Who is hiring, and where those roles sit
Companies hiring for this role
- 1 Databricks 32
- 2 Affirm 29
- 3 GitLab 25
- 4 Betsson Group 18
- 5 eBay 18
- 6 Stripe 18
- 7 SumUp 17
- 8 JobEdge 15
Where the roles we index sit
- 1
United States 492
- 2
Singapore 99
- 3
Germany 79
- 4
India 68
- 5
Canada 58
- 6
United Kingdom 57
- 7
Netherlands 50
- 8
France 24
Where our listings sit, not the world's — the corpus skews to US and English-language boards.
Latest openings
Updated daily · closed roles removed within 24hStaff Backend Engineer – Submission Processing
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Senior Backend Engineer – PHP/Symfony (Remote, Full-Time) [HR129]
Backend Developer (Node.js)
Software Engineer, Backend; Online Storage) Affirm Middle ago
Backend Developer (Node.js)
Backend Engineer (PHP / Laravel) – São Paulo / Greater Fortaleza / Rio de Janeiro, Rio de Janeiro, Brazil / Florianópolis, Santa Catarina, Brazil / Mexico City / Bogota,D.C., Capital District / Buenos Aires Province
Senior Backend Engineer Java / Spring Boot - remote
Senior Software Engineer, Voice AI / Backend
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Language choice matters less than the list implies
The languages near the top of the chart are the ones the market currently writes services in, and it is tempting to read the ranking as a recommendation. It is not really one. What the distribution shows is where the volume of open roles sits, and the spread is wide enough that a strong candidate in a lower-ranked language is competing in a smaller but far less crowded pool.
The more transferable signal is everything that is not a language: the databases, the messaging and caching layers, the container and cloud tooling. Those recur across postings that otherwise share nothing, which makes them the part of this list worth optimising for.
Where these roles are
Backend work is among the most portable technical roles internationally, and the country breakdown above links into the visa sponsorship pages for the destinations that sponsor. The remote share is worth reading closely: a large fraction of "remote" backend roles are remote within one country, which is a different proposition entirely if you are not already there.
Before you spend an evening on applications, it is worth knowing which of these you are genuinely competitive for. Upload your CV and every posting on this page is scored against it.
Common questions
A language for writing services, a relational database and SQL, API design, and the cloud and container tooling for running the result. The ranked list above gives the current share of postings naming each one, measured from live adverts rather than from a fixed curriculum.
The chart above shows the distribution as minimums — the lower bound each advert states. Backend postings cluster in the mid ranges, with a smaller entry-level share than analyst roles and a meaningful senior tail. A significant number state no requirement at all, which is shown rather than hidden.
On this evidence, the one with the deepest inventory in the market you want to work in — the ranked list above is a reasonable proxy. Beyond the first, language matters less than the surrounding skills: databases, API design and the operational tooling appear across postings regardless of which language they are written in.
It is one of the better ones, and the work-policy chart above shows the actual split alongside the number of roles open to candidates in any country. That second figure is much smaller than the remote total and is the one that matters if you are not already living where the employer is.
Few of these postings lead with one. What they consistently ask for is evidence of having designed and operated something real, which a portfolio or production experience carries. Degrees matter more for roles attached to a visa route with a formal qualification requirement.
See which of these you actually match
Upload your CV once. Every role here gets scored 0–100 against it, so you apply to the ones where you have a real shot.
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