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GFT Technologies

Senior Developer

GFT Technologies

. Lead and support the migration of ETL jobs and databases from on-premises environments to AWS Cloud.

Posted 11/4/2026full-timeRemote • Costa RicaSeniorWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in ETL development and data warehousing, with a strong focus on AWS cloud services and API development. Proficient in data integration, transformation, and loading processes, ensuring data accuracy and compliance with regulations.

Highest-signal resume keywords
ETL DevelopmentAWS Cloud ServicesDataStage or InformaticaPython and Perl ScriptingData Analysis/Validation

ATS Keywords

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Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills
ETL DevelopmentData WarehousingData IntegrationData TransformationAWS GlueSQLAPI DevelopmentShell ScriptingData ValidationBusiness-Rule Validation
Soft Skills
CollaborationCommunicationProblem-SolvingAttention to DetailPeer Feedback
Tools & Technologies
AWS ServicesDataStageInformaticaKorn ShellPythonPerlGitJenkinsTableauExcel
Industry Keywords
Cloud MigrationData Quality ChecksCompliance ChecksInfrastructure-as-CodeAgile Development

Tech Stack

Tools & technologies
AirflowAmazon RedshiftAWSCloudEC2ETLInformaticaJenkinsLinuxPerlPostgresPySparkPythonShell ScriptingSOAPSQLTableauUnix

About the role

Key responsibilities & impact
  • Lead and support the migration of ETL jobs and databases from on-premises environments to AWS Cloud.
  • Understand existing on-premises ETL jobs and build new ETL solutions when needed.
  • Execute jobs and perform data validation, data quality checks, compliance checks and business-rule validation.
  • Develop AWS infrastructure-as-code and cloud ETL solutions replicating on-premises processes.
  • Orchestrate and validate jobs and provide production support.
  • Develop with DataStage or Informatica, Korn Shell, Python and Perl on Unix/Linux platforms.
  • Design and implement AWS Glue PySpark ETL processes loading data into Redshift and Aurora PostgreSQL data warehouses and data lakes.
  • Develop scalable full-stack applications, including front-end and back-end components or APIs, as required.
  • Conduct business and data analysis/validation to minimize errors and inconsistencies and support business decisions.
  • Collaborate with data analysts, data architects and team members to improve data accuracy and integrity and implement data reporting.
  • Automate and orchestrate ETL processes, applications and APIs across on-premises and cloud environments.
  • Monitor, troubleshoot and resolve production issues involving ETL processes, configurations and data integrity.
  • Document processes, mappings, data flows, APIs, application code and support procedures.
  • Perform impact analysis and communicate technical concepts to larger audiences.
  • Ensure data and application security and compliance with data protection regulations.
  • Participate in code reviews, follow best practices and provide constructive peer feedback.

Requirements

What you’ll need
  • Bachelor's degree in Computer Science, Information Technology or a related field.
  • 8+ years of experience in ETL development, data warehousing, AWS cloud services and API development.
  • Strong understanding of data integration, transformation and loading processes on AWS.
  • Expertise with DataStage or Informatica, Shell scripting, Perl and Python.
  • Experience with API development using REST and SOAP.
  • Advanced skills with AWS Glue, Step Functions, Airflow DAGs, Lambda, S3, EC2 and other AWS services.
  • Proficiency in SQL with on-premises relational databases (e.g. DB2 on AIX) and AWS databases (Amazon RDS, Aurora PostgreSQL, Redshift).
  • Experience with version control tools such as Git or Bitbucket.
  • Familiarity with Jenkins pipelines and CI/CD processes.
  • Demonstrated data analysis/validation experience using tools such as Excel, Python and Tableau.
  • Experience working with Agile development methodologies.

Benefits

Comp & perks
  • Trabajo remoto
  • Entorno que respalda el equilibrio entre la vida personal y laboral
  • Equipos multidisciplinarios y colaboración
  • Equipo global y multicultural
  • Plan de carrera personalizado
  • Programas de formación
  • Proyectos de alto impacto con clientes líderes de la industria