Our client is an award-winning global tax services and software provider, is the largest Firm in the world dedicated exclusively to business taxes. With global headquarters in Dallas, Texas, the Firm provides an integrated suite of federal, state, local, and international tax services on a multijurisdictional basis, including tax recovery, consulting, advocacy, compliance, and technology services. The client is a seven-time recipient of the International Service Excellence Award from the Customer Service Institute of America (CSIA) for its commitment to world-class client service. A VAT recovery system for our clients in European countries that would help to automate the regular work of VAT specialists at the company. The client team is located in Portugal.Responsibilities:Design, build, and maintain efficient, reusable, and reliable codeContribute to the best possible performance, quality, and responsiveness of applicationsIdentify bottlenecks and bugs, and devise solutions to mitigate and address these issuesHelp maintain code quality, organization, and automatizationRequirements:4+ years of experience in Full-Stack development based on .NET and any modern FE frameworkExperience or at least understandingSolid knowledge and experience with ASP.NET, .NET CoreGood understanding of JavaScript (ES6, TypeScript), ReactExperience with cloud technologies (any)Confident knowledge of Object-Oriented Design principlesGood knowledge of MS SQL Server and Entity FrameworkSkilled in using Git or another version control systemUpper-Intermediate level of EnglishNice to have:Working knowledge of PHP and experience maintaining or integrating PHP-based applicationsExperience with Azure CloudWe offer*:Flexible working format - remote, office-based or flexibleA competitive salary and good compensation packagePersonalized career growthProfessional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)Active tech communities with regular knowledge sharingEducation reimbursementMemorable anniversary presentsCorporate events and team buildingsOther location-specific benefits