Senior Scala Developer
2019 - 2020ReactiveCore- Architected and developed a solution to implement worker thread pattern integrated with Apache Kafka.
- Rearchitected the microservices components to implement the service mesh (Istio) in Kubernetes over AWS EKS cluster, and build new microservices using Golang.
- Architected a realtime streaming solution on AWS using Kinesis and AWS glue, develop a data model.
- Implemented Apache Spark streaming with Apache Kafka, features enriching to support data model.
- Integrated Apache Druid with Apache Kafka to implement time-series analytics on the AWS EKS cluster and Elasticsearch.
- Worked on low latency data streaming and processing with C++.
Technologies: Scala, Akka, Golang, AWS EKS, AWS Glue, Kafka, Spark, Kubernetes, Istio, NodeJs, React, AWS KinesisSenior Data Engineer
2019 - 2019BCG GAMMA- Developed and optimize the Apache Airflow graph solution, to support the data model.
- Packaged the solution using Docker and Docker Compose.
- Built workflow in CircleCI to automate the building, packaging, and deploying process.
- Developed test scenarios to cover the important use cases.
Technologies: Python, Apache Airflow, Docker, CircleCI, Docker ComposeSenior Solution Architect
2019 - 2019CN Railway- Built ETL(realtime and batch processing) solutions based on the AWS EMR cluster and apache Kafka integrated with ELK Stack.
- Architected and developed an event-driven application using Nodejs, React, and GraphQL with AWS Kinesis.
- Architected and developed an integration solution using apache Kafka on the AWS EKS cluster with Azure Power BI.
- Architected and developed a solution based on React and Node.js and deployed the solution using Docker and Kubernetes.
- Architect and build a solution to integrate AWS Lambda(NodeJS) with AWS Kinesis, to update a dashboard in a realtime fashion.
Technologies: Java, Scala, Python, AWS EMR, AWS EKS, Apache Kafka, Apache Spark, React, Node.js, Docker, Kubernetes, AWS KinesisBig Data Architect
2016 - 2019Morgan Stanley- Architected and developed a big data ETL solution based on AWS EMR and AWS Kinesis.
- Worked on building a knowledge Graph using a triple store database, and Elasticsearch.
- Architect and develop a data streaming solution using S3, Lambda functions, AWS Kinesis data streaming and AWS EMR service.
- As a Data analyst, worked on developing NLP solution to enhance/enrich the features in the market data reports.
- Built data interactive UI based on React and React D3 integrated with Azure power BI.
- Developed search engine for market data, integrated with Elasticsearch and apache Solr.
- Worded on a POC to compere the latency between C++ and Golang.
Technologies: Scala, Java, Golang, Python, NodeJs, AWS Kinesis, React,NLP, DL, ML, AWS EMRBig Data Developer
2016 - 2016TD Bank- Developed a solution to three ETL big data projects using Apache Hive and Oozie.
- Worked as part of the team on extending Hadoop security functionality.
- Architected and developed a multi-threaded Java application to integrate a Linux local account with the Active directory, business requirement analysis, and sketching technical solution.
- Received “Act for Impact Award” on my work.
- Worded on a solution to analysis hadoop worker machine using golang.
Technologies: Java, Scala, Golang, Hadoop, Spark, StreamingLead Software Engineer
2014 - 2015NetBridge Consulting- Architected and developed two big data ETL application based on Apache Spark, AKKA, Kafka, and Cassandra.
- Architected and developed an application based on TDD.
Technologies: Apache Spark, Scala, Kafka, Apache Cassandra, Java 8Senior Software Engineer
2011 - 2014Lebanon Consultent- Built and introduced the big data practice.
- Architected and built an ERP solution.
- Architected an integration solution.
Technologies: Big Data, Scala, AKKA, JavaSenior Solution Architect
2005 - 2011Accad Institute- Built the software developers team.
- Architected and developed the institute management solution.
- Architected and developed a solution to automate sugar factory.
- Architected and developed a solution for a utilities company.
Technologies: Java, Oracle, Weblogic
Ghassan Hallaq
Data Engineering Developer in Montreal, QC, Canada
Member since May 16, 2019
Ghassan is senior solution architect with over 20 years of experience at companies like CN, Morgan Stanley, and TD Bank. He has also architected a lot of big data solutions, and he is an expert in applying AI and machine learning in his solutions.
Ghassan is now available for hire
Portfolio
- ReactiveCoreScala, Akka, Golang, AWS EKS, AWS Glue, Kafka, Spark, Kubernetes, Istio...
- BCG GAMMAPython, Apache Airflow, Docker, CircleCI, Docker Compose
- CN RailwayJava, Scala, Python, AWS EMR, AWS EKS, Apache Kafka, Apache Spark, React...
Experience
- Scala 6 years
- Data Engineering 6 years
- Java 8 6 years
- Python 3 5 years
- Apache Spark 5 years
- Data Architecture 4 years
- Amazon Web Services (AWS) 3 years
- Azure 2 years
Availability
Part-time
Preferred Environment
Linux, VS Code, IntelliJ, PyCharm, Jupyter,
The most amazing...
...project I've worked on used DL, NLP, and ontology to build an NLU model.
Employment
Experience
- Act for Impact Award (Other amazing things)
Awarded for my work on a security project.
Skills
Languages
SQL, Scala, Python 3, Java 8, JavaScript, C++, C, Go, TypeScript, RFrameworks
Serverless Framework, Hadoop, Apache Spark, Apache Camel, Express.jsLibraries/APIs
React, REST APIs, PySpark, Node.js, OpenCV, TensorFlow, Keras, PyTorchTools
Apache Solr, AWS Glue, AWS Athena, AWS Quicksight, AWS CloudFormation, Apache Airflow, Flink, Kafka Streams, Envoy Proxy, Istio, Microsoft Power BI, Apache NiFiParadigms
Serverless Architecture, ETL, Database Design, ETL Implementation & Design, Functional Programming, Agile Software Development, DevOpsPlatforms
AWS Lambda, Linux, Apache Kafka, Apache Flink, Docker, Kubernetes, iOS, Amazon Web Services (AWS), AzureStorage
AWS DynamoDB, Elasticsearch, MongoDB, Redshift, NoSQL, Graph Databases, MySQL/MariaDBOther
Data Analysis, Common Data Service, Data Warehousing, Serverless, ETL Development, Data Engineering, Data Architecture, Pyspark, Data Engineer, Software Architecture, SOA Architecture, Service Meshes, Architecture, Solution Architecture, CRM Design
Education
- Diploma in Computer Systems Analyst1994 - 1996Accad Institute - Aleppo, Syria
- Progress towards a bachelor's degree in Mathematics and Physics1987 - 1990Aleppo University - Aleppo, Syria
Certifications
- Manager of Quality/Organizational ExcellenceOCTOBER 2011 - DECEMBER 2014American Society for Quality
- Quality EngineerJUNE 2011 - JUNE 2014American Society for Quality
- HACCP AuditorMARCH 2011 - JUNE 2014American Society for Quality
- Six Sigma Black BeltJUNE 2010 - JUNE 2013American Society for Quality
- Quality AuditorDECEMBER 2009 - DECEMBER 2012American Society for Quality
- Project Management ProfessionalSEPTEMBER 2008 - SEPTEMBER 2017Project Management Institute
- Sun Certified Business Component DeveloperOCTOBER 2007 - PRESENTSun Certification
- System Administrator/MessagingJUNE 2005 - PRESENTMicrosoft
- Sun Certified Web Component DeveloperAPRIL 2004 - PRESENTSun Certification
- Level I CertificationFEBRUARY 2004 - PRESENTLinux Professional Institute
- Microsoft Certified TrainerJANUARY 2004 - JANUARY 2014Microsoft
- System AdministratorJUNE 2003 - PRESENTMicrosoft
- Sun Certified DeveloperMARCH 2003 - PRESENTSun Certification
- Oracle 9i Database Administrator Certified ProfessionalDECEMBER 2002 - PRESENTOracle
- Oracle 9i Database Administrator Certified AssociateNOVEMBER 2002 - PRESENTOracle
- Cisco Certified Design Associate - CCDAMARCH 2002 - MARCH 2004Cisco Career Certification
- Cisco Certified Network Associate - CCNADECEMBER 2001 - DECEMBER 2003Cisco Career Certification
- Sun Certified ProgrammerAUGUST 2001 - PRESENTSun Certification
- Professional System EngineerAPRIL 2001 - PRESENTMicrosoft
- Network+NOVEMBER 2000 - PRESENTCompTIA Certification Program
- A+NOVEMBER 2000 - PRESENTCompTIA Certification Program
