I seek senior technical roles where I can lead teams, solve complex integration challenges between legacy and modern systems, mentor engineers, and contribute to scalable, secure financial or enterprise applications.
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Ricardo Isoyama
@ricardoisoyama
Tech Lead and Systems Analyst with extensive legacy-modern stack experience.
BrazilWhat I'm looking for
I am a seasoned Tech Lead and Systems Analyst with over a decade of experience delivering solutions across legacy and modern platforms, including COBOL, IMS/CICS/DB2 ecosystems and Java/.NET web stacks. I have led development teams and driven requirements analysis for major banking clients such as Banco Itaú and Banco Safra, contributing to large-scale integrations and enterprise projects.
I combine hands-on development skills (COBOL, Java Spring, C#, JavaScript frameworks) with leadership in project delivery, mentoring and cross-team collaboration. I pursue continuous learning—completing courses in machine learning, design thinking and web technologies—to bridge traditional financial systems with modern application practices.
Experience
Work history, roles, and key accomplishments
LS
Tech Lead
LIS Integrated Solutions
Apr 2023 - Jun 2025 (2 years 2 months)
Led development and team delivery on banking projects (Itaú, Safra, TudoNoBolso) using COBOL and modern stacks, improving delivery across multiple legacy/mainframe integrations.
WLDeveloped and analyzed requirements for banking systems (Banco Itaú) on mainframe technologies, contributing to multiple project deliveries and maintenance efforts.
EB
Senior System Analyst
Everis Brazil
Mar 2020 - Mar 2021 (1 year)
Performed systems development and requirements analysis for COBOL/mainframe projects, supporting project implementations and legacy system maintenance.
BSSystem Analyst
BRQ IT Services
Jan 2013 - Dec 2016 (3 years 11 months)
Performed systems analysis and development across mainframe and Java stacks, contributing to web and backend projects and integrations using content management and SOA tools.
Education
Degrees, certifications, and relevant coursework
FIFIAP
Course, Design Thinking
2018 - 2018
Completed the 'Innovates with Design Thinking' course (FIAP Shift) in 2018.
ALAlura
Course, Machine Learning
2018 - 2018
Completed the 'Introducing Machine Learning' online course in 2018.
UUUniversidade Paulista (UNIP)
Technical/Undergraduate program, Analysis and Systems Development
2017 - 2017
Completed a program in Analysis and Systems Development at UNIP in 2017.
ALAlura
Course, Web Services / SOAP
2016 - 2016
Completed the 'JAX-WS: Webservices SOAP' course in 2016.
ALAlura
Course, Build Tools / Maven
2016 - 2016
Completed the 'MAVEN' course in 2016.
IT
IBM Training
Course, Web Content Management
2015 - 2015
Completed 'Developing Websites Using IBM Web Content Manager 8.0' training in 2015.
GT
Grande Porte Treinamentos
Course, Java
2015 - 2015
Completed 'Java Level II' training in 2015.
GT
Grande Porte Treinamentos
Course, Java
2013 - 2014
Completed 'Java Level I' training between 2013 and 2014.
GT
Grande Porte Treinamentos
Course, COBOL / DB2
2013 - 2013
Completed 'Cobol II DB2' training in 2013.
ST
SETEC – Secretaria de Ciência e Tecnologia
Course, .NET Framework
2013 - 2013
Completed '.NET Framework' training in 2013.
GT
Grande Porte Treinamentos
Course, COBOL
2012 - 2013
Completed 'Cobol I' training between 2012 and 2013.
TT
Tecnoponta Treinamentos
Course, Java JSP / JavaBeans
2010 - 2011
Completed 'Java JSP and Javabeans' training between 2010 and 2011.
SESENAI
Course, Web Design / PHP / ASP
2008 - 2009
Completed 'Webdesigner II' (PHP, ASP) training between 2008 and 2009.
SESENAI
Course, Web Design / HTML / CSS
2007 - 2008
Completed 'Webdesigner I' (HTML, CSS) training between 2007 and 2008.
WIWizard
Course, English
2004 - 2004
Completed an English language course in 2004.
SESENAI
Course, AutoCAD
2004 - 2004
Completed an AutoCAD course in 2004.
Availability
Looking for a job
Location
BrazilAuthorized to work in
Social media
Job categories
Software EngineerSystems AnalystSoftware DeveloperSoftware EngineerTechnical LeadSenior Application ArchitectTechnical Integration SpecialistDevOps EngineerEngineering ManagerTechnology LeadTechnical LeaderTechnical Engineering LeadTechnical Lead ManagerTechnical Team LeadSenior Technical LeadEngineering Lead
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