Skip to main content
Sifa ID

Philipp

@bolte.id

Software & Product @ PetsApp

Software Engineer at PetsApp

Leipzig, Saxony, Germany🇩🇪
Open to:Full-time roles
Preferred workplace:Remote (worldwide)
Report

Activity

Active on:Bluesky networkGrainblue.catbird.mlsChat.device

Loading activity...

View full activity

Track Record

This section is a placeholder — track record features are coming soon.

Endorsements

Skills endorsed by other professionals on Sifa.

Verified Accounts

Cryptographically verified platform accounts via Keytrace.

Reactions Received

Reactions on your posts across Atmosphere apps.

Community Presence

Activity and contributions in Barazo communities.

Career3

Full-stack software engineer architecting and building decentralized identity solutions. Building CARO, a decentralized identity platform being used in the US pharma supply chains to get compliant with DSCSA regulations. This also includes very explorative work in the web3 field, mainly with Ethereum Smart Contracts building trusted issuer registrys or new revocation methods (co-authored EIP-5539). Stack: Fly.io, Typescript, NestJS, React, Veramo, Vitest, MSW, and Playwright.

I participated in the conception, development and presentation of prototypical blockchain solutions for various industries. This includes: - Blockchain demonstrator connecting supply chain and IoT in aerospace - Custom cryptocurrency based on ERC-20 token standard and Ethereum - Decentralized land register, including documentation - Ethereum-based energy trading platform - Private Ethereum-based Blockchain demonstrator to show the workings of the technology - Ethereum-based sharing platform to rent (out) private flats inspired by Airbnb

Education2

Thesis: Self-sovereign Identity: Development of an Implementation-based Evaluation Framework for Verifiable Credential SDKs

Thesis: Prototypical Implementation of a Blockchain-Based Sharing Platform

Activities / Societies: Prüfungsausschuss

Projects4

Co-authoring EIP-5539 ”Revocation List Registry” for Verifiable Credentials, imple- menting open-source libraries and integrating it into CARO via Veramo.

RESTful API implementing four SSI SDKs exposing functionality concerning the Verifiable Credential life cycle. Can be used as a quick starter for SSI to launch a prototype in less than a day.

Credentialing service for the US pharma market for verifying authorized trading partners in the ecosystem. Leveraging key technologies from Self-sovereign Identity and web3.

A highly customizable plugin to change a Minecraft server's title in the serverlist with over 100 000 downloads.

Languages2

German(Native or bilingual)
English(Full professional)

Skills19

Other

Backend-EntwicklungData ScienceDecentralized IdentifiersJavaJavaScriptNestJSNext.jsNode.js
Open Source SoftwareOpenAPIPythonReact.jsSelf-sovereign IdentitySmart ContractsSocial Network AnalysisSoliditySwiftTypeScriptVerifiable Credentials

Also find Philipp on…

Self-hosted ATProto (@bolte.id)