Dan Lebrero

Rising Codementor

US$40.00

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ABOUT ME

The reluctant architect

Experienced Technical Architect with a demonstrated history of working in the financial services industry. Very strong professional experience in the JVM using Java (1.2 to 8.0) and Clojure (1.3 to 1.8) to build web, embedded, message based, low latency, batch and big data applications. Broad exposure and understanding of many JVM libraries.

More than ten years working as technical leader or architect, having the full responsibility of the software product for its entire life, gathering requirements, evaluating architectures and frameworks, writing and reviewing designs documents and code, and coaching new members of the team.

Three years working in the Hadoop ecosystem, mostly with Spark, HDFS and Kafka.

Practicing and teaching unit testing and test-driven development for fifteen years.

Regarded as responsible and trustworthy. Four years of remote working experience.

Spanish, English

Madrid (+02:00)

Joined June 2018

EXPERTISE

Java

18 years experience

Clojure

5 years experience

Apache Kafka

4 years experience

Test driven development

16 years experience

Microservices

7 years experience

Agile

15 years experience

Kubernetes

1 year experience

REVIEWS FROM CLIENTS

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SOCIAL PRESENCE

GitHub

wireshark-plantuml

Generates a PlantUML sequence diagram given a Wireshark JSON capture.

Clojure

kafka-streams-and-ktable-example

Clojure

Stack Overflow

7497 Reputation

Community Posts

CTO day 3: Meeting "The Business"

Getting to know the business in a shit-uation, and making work visible (at its best!).

CTO day 2: downsizing the team

On your first day as newly appointed CTO you are working on your hiring strategy, the second day your organization asks you to downsize the team.

CTO day 1: first steps and hiring framework

First steps on my journey as CTO

EMPLOYMENTS

Senior Platforms Engineer

Akvo

2017-09-01-Present

N/A

Solutions Architect

IG Index

2009-09-01-2017-08-01

Projects: Technical leader and architect for the new IG analysis tools website that integrates different sources of information both inte...

Projects: Technical leader and architect for the new IG analysis tools website that integrates different sources of information both internal and external, using CORBA, Web Services, REST, Http Pipelining, JMS, FTP and InVision. Performance and stability improvements of IG’s Adobe CQ5 installation. Performance and stability improvements of the real-time pricing delivery platform for web and mobile users, based on LighStreamer. Performance and stability improvements of IG’s SalesForce Organisation. Architect for several projects on the Marketing area using IG’s Big Data installation: client segmentation, bonus campaigns, journey personalisation. Architect for the new web trading platform. Responsibilities: Architecture of IG's new research applications. Architecture of IG’s big data applications. Development of new services and third party integrations. Mentoring and coaching of developers, code reviews and training. Mentoring and coaching of architects and architecture reviews. Performance, resilience and capacity analysis. Last line of support. Environment: Linux, Java 6/7/8, Clojure, Oracle, PostgreSQL, MongoDB, Spring, Terracotta, Tomcat, LightStreamer, TDD, SVN, Git, Akamai, Lucene, ElasticSearch, Hadoop, Spark, SparkStreaming, Apache HAWQ, ActiveMQ, Kafka, Docker.

J2EE developer

Betfair

2007-11-01-2009-09-01

Projects: Maintenance of Exchange Games REST API, a highly concurrent, performance critical for the Betfair Exchange games. Implementatio...

Projects: Maintenance of Exchange Games REST API, a highly concurrent, performance critical for the Betfair Exchange games. Implementation of the first SOA services, setting up the company wide standards for the definition, documentation, implementation and release of new services. Proof of concept for new poker client and platform. Maintenance of current poker platform. Responsibilities: Design and implementation of new features. Analysis of production issues and bug fixing. Performance and capacity analysis. Proof of concept of the different architectural options for the new poker platform (Adobe LiveCycle ES, REST, CXF, JMS, OSGi, Oracle Coherence) Standardisation of SOA services (project structure, documentation, release, packaging, monitoring, cache, configuration ...) Automation and standardisation of the build process (continuous integration, branching and releasing policies and tools) Environment: Linux, Java 6, Oracle, XML, Spring, Oracle Coherence, Tomcat, TDD, Perforce.