BairesDev is seeking a Mainframe Developer to maintain and modernize critical COBOL applications that support essential systems in banking and insurance. In this role, you will handle the link between legacy infrastructure and current business needs, ensuring system stability and high efficiency for large-scale data processing. The ideal candidate has over 4 years of experience with COBOL and related mainframe technologies, proficiency in English, and a knack for technical troubleshooting. This position offers 100% remote work, excellent compensation, and a supportive, innovative work environment.