Technologies: Blockchain (Ethereum, Solidity, Geth, Bitcoin, Bitcoin Cash), AWS (Lambda, API Gateway, Step Functions, DynamoDB, EC2, CloudFormation, Cloudwatch, Kinesis, SNS), Kubernetes (EKS, Helm), Javascript (Node, React, Mocha, Jest, Cypress, Chimp, Feathers.js, Express), Docker, CircleCI, REST, Atlassian (Confluence, Jira), GitResponsibilities: I am the lead architect and VP of Engineering for Civic and identity.com, a decentralised blockchain platform providing access to on-demand, secure identity verification. I run an agile distributed team of engineers on four continents. Alongside the entire worldwide Civic team, I promote and implement development best practices, including automated acceptance testing, CI/CD and security.

Sunrise Stake is building a regenerative future for the Solana blockchain by using staking yield to fund climate projects.

Instrumental in conception, design and implementation of a number of Identity's core protocols, including the Gateway protocol, the did:sol DID method and Cryptid.

Powerledger is an innovative technology company seeking to decentralise energy markets. I consulted with Powerledger in designing and building a cross-chain staking system, tying together a client-facing front-end with token staking smart contracts on Ethereum and Solana.

Technologies: Javascript, AngularJS, Karma, Jasmine, Grunt, Java, Spring Boot, Spring Data, Spring Security, REST, Tomcat, JUnit, Mockito, Atlassian (Bamboo, Jira), Git, Gradle,SAML, J2EE, Oracle, JPAResponsibilities: I have been a principal engineer, Scrum Master, technical lead or architect on a number of projects for our main client, the Federal Chamber of Notaries (die Bundesnotarkammer), including a core user-management system, an E2E encrypted mailbox and document-sharing application, a provisioning system and an online-escrow system.

Technologies: Javascript, Meteor, Mocha, Chimp, Webdriver, Cucumber, Jira, Git, AWS(Lambda, EC2, S3), CodeshipResponsibilities: As Scrum Master and Dev-Ops Engineer at Civic I had the following roles and responsibilities:- Requirement analysis and management- Leading the scrum planning, review, retrospective and daily meetings- Establishing the CI environment, build server, automatic deployment, unit, integration and acceptance tests, browser compatibility tests.- Code reviews and design consulting

As a Financial Software Consultant for First Derivatives, I worked on the following projects:1 year: Scrum Master and Software Developer, Royal Bank of Scotland.Technologies: Java, Calypso, UNIX, Bash, Oracle PL/SQL, TeamCity, JUnit, MockitoResponsibilities: I introduced Scrum software development processes to an internationaldevelopment, testing and business-facing team. I carried out training workshops in unit testingtechniques. I developed an account position management system and integrated it with thebank’s Fixed Income system.6 months: UI Developer, First Derivatives.Technologies: Adobe Flex, ActionScript, JenkinsResponsibilities: I designed and built a low-latency dashboard UI for a CFD (Contract forDifference) trading system.4 years: Software Developer, Royal Bank of Scotland.Technologies: Tomcat, Spring, Hibernate, JUnit, Mockito, Cruise Control, Ant, Oracle, GroovyResponsibilities: I was a senior server-side developer and system designer handling on a projectto develop a bespoke management system for structured financial deals, handling $10bn ofassets and used by traders in three continents. I liaised with business users and analysts in UKand US to determine and document business requirements. I worked under Waterfall and Agile(Scrum) development processes with development teams in London, Ireland, India and US.

Working on digital printing technology using Java and XML. Special contributor on FOA project (http://foa.sourceforge.net/team.html)

Designing database applications for financial institutions using Visual Basic & SQL-Server