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Gate: 139 -> 78 relevant ads (44% rejected, all logged). Rankings clean of designer artifacts; DACH regional section live; ai-skills 427 -> 73 tiered; SKILL.md with clean intro, full competences, market-driven hot-tech and regeneration-proof overlays. Before/after in docs/reference-diff-ai-engineer.md. Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01PDKeXvpT6tENSvyQGLV1Uq
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name, description
| name | description |
|---|---|
| blockchain-developer | Occupational skill for the role 'blockchain developer' (also: DLT engineer, blockchain development engineer, decentralized ledger technology specialist, blockchain engineer, DLT specialist). Use when the user asks for typical blockchain developer work such as: typical blockchain developer responsibilities |
Blockchain Developer
Blockchain developers implement or program blockchain-based software systems based on specifications and designs by using programming languages, tools, and blockchain platforms.
Core workflow
How to use this skill
- Read references/profile.md for the occupation profile and scope.
- Consult references/tasks.md for the full task and activity inventory.
- Check references/skills.md for essential vs. optional competences.
- Check references/tools.md for the software commonly used in this role.
- See references/ai-skills.md — matched external AI agent skills (per-source attribution).
Key competences (essential)
- analyse decentralised applications
- blockchain
- blockchain application areas
- blockchain applications
- blockchain applications security principles
- blockchain architecture
- blockchain components
- blockchain consensus mechanisms
- blockchain design patterns
- blockchain history
- blockchain mining principles
- blockchain openness
- blockchain platforms
- blockchain terminology
- blockchain-based business models
Hot technologies
- Amazon Web Services AWS CloudFormation
- Amazon Web Services AWS software
- Ansible software
- Apache Kafka
- Atlassian Confluence
- Atlassian JIRA
- C
- C#
- C++
- Docker
Hot technologies
Top tools from 43 gated job ads (see references/market.md, as of 2026-07-09):
- Ethereum — 42 %
- Solidity — 28 %
- Corda — 26 %
- Hyperledger Besu — 19 %
- Typescript — 19 %
- Canton — 16 %
- Cosmos — 16 %
- Java — 16 %
- JSON — 14 %
- Spring Boot — 14 %
Sources: ESCO v1.2.1 (http://data.europa.eu/esco/occupation/24135b84-cbdd-4d42-9ed2-02fd982d15b2), ONET 30.3 (15-1299.07, manual nearest match). See manifest.json for licensing/attribution.*