Full Stack Developer
Also known as: Full-stack Engineer · Fullstack Developer · Generalist Software Engineer
Builds both the user facing and the server side of applications and delivers a feature working end to end from screen to database.
The full stack developer works in teams small enough to assign a whole feature to one person. Unlike a specialised frontend or backend developer, this role switches layers within a day and guards the coherence between them. The pitfall in selection is reading breadth as depth: the count of listed technologies gets attention, while the ability to switch context and to decide deliberately what not to build in house is decisive.
Competencies to measure
These are the behavioural and ability constructs in this profile. Each one shows which hrmforce questionnaire measures it.
| Competencies to measure | Target level | hrmforce instrument | Assessment method | Behavioural anchor at target level |
|---|---|---|---|---|
| Abstract and figural reasoning | N4 | Ability Scan | Cognitive ability test | Discovers the underlying rule in unfamiliar material with several changing features and uses it to explain deviations. |
| Accuracy and attention to detail Competency (50-framework): Accuracy | N4 | Big Fifty, 360 Feedback | Personality questionnaire | Builds check moments into the own process, keeps track of errors and prevents repetition by adjusting the method. |
| Working independently Competency (50-framework): Independence | N4 | Big Fifty, 15PF, Competency Check | Personality questionnaire | Determines own approach for a full work package, consults colleagues purposefully when unclear and delivers on time without reminders. |
| Switching between tasks and roles Competency (50-framework): Flexibility | N4 | Big Fifty, Colour Profile (Jung), Competency Check | On-the-job observation | Switches independently between execution and consultation tasks, keeps notes per role and correctly resumes interrupted work. |
Short profile
The ten heaviest skills in this profile. The full profile with every skill, behavioural anchor and assessment method is in the download.
| T | Skill | Target level | Weight | Knockout | Assessment method |
|---|---|---|---|---|---|
| V | Problem analysis | N4 | 5 | yes | Assessment centre |
| V | Programming | N4 | 5 | yes | Work sample test |
| V | Software design and architecture | N4 | 5 | yes | Work sample test |
| V | API integration | N4 | 5 | no | Work sample test |
| A | Abstract and figural reasoning | N4 | 4 | no | Cognitive ability test |
| V | Modelling and abstraction | N4 | 4 | no | Work sample test |
| G | Accuracy and attention to detail | N4 | 4 | no | Personality questionnaire |
| G | Working independently | N4 | 4 | no | Personality questionnaire |
| T | Version control and collaboration workflow | N4 | 4 | yes | Work sample test |
| V | Software testing and quality assurance | N4 | 4 | no | Work sample test |
See all 25 skills in the full profile
Assessment instruments for this job
Work sample test
Representative work sample under standardized conditions
Knowledge test (client-specific)
Professional knowledge test, customized for each client
Competency Check
Behavioral-Level Competency Assessment
Portfolio
Evaluation of prior work against fixed criteria
Big Fifty
Personality questionnaire, 150 items, 25 factors
360 Feedback
Multiple assessments based on behavioral anchors
Ability Scan
Aptitude Test: Verbal, Numerical, and Abstract Reasoning Skills
Structured interview
Behavioral interview with a fixed structure
15PF
Personality Profile, a shorter alternative to the Big Fifty
Colour Profile (Jung)
Four color types, linked to Big Fifty factors
Communication Styles
Preferred communication style
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