
Fintech • B2B
B2 is a payments-focused fintech hub that develops digital payment products and operational services to drive a cashless world. The company builds and integrates card programs, digital wallets, tokenization, billing and reconciliation, dispute/chargeback management, fraud prevention and authentication, and regulatory monitoring, while offering specialized outsourcing (QA, automation, operations), consulting, platform migrations and partner integrations with major card schemes and wallets. B2 targets financial institutions, issuers, processors and merchants with end-to-end payment solutions and professional services, backed by ~20 years of experience and hundreds of clients.
51 - 200 employees
Founded 2005
💳 Fintech
🤝 B2B
October 1
🗣️🇧🇷🇵🇹 Portuguese Required

Fintech • B2B
B2 is a payments-focused fintech hub that develops digital payment products and operational services to drive a cashless world. The company builds and integrates card programs, digital wallets, tokenization, billing and reconciliation, dispute/chargeback management, fraud prevention and authentication, and regulatory monitoring, while offering specialized outsourcing (QA, automation, operations), consulting, platform migrations and partner integrations with major card schemes and wallets. B2 targets financial institutions, issuers, processors and merchants with end-to-end payment solutions and professional services, backed by ~20 years of experience and hundreds of clients.
51 - 200 employees
Founded 2005
💳 Fintech
🤝 B2B
• Desenvolver e manter aplicações web utilizando C# e ASP.NET em ambiente corporativo • Realizar modelagem de dados e desenvolvimento de queries complexas em Oracle com PL/SQL • Criar e manter documentação técnica dos sistemas desenvolvidos • Aplicar padrões de arquitetura e boas práticas de desenvolvimento
• 5+ anos de experiência em desenvolvimento de software • Proficiência em C# e ASP.NET • Experiência em modelagem de dados e PL/SQL • Graduação em Ciência da Computação ou área relacionada • Conhecimento em programação orientada a objetos
Apply NowOctober 1
Back-End Developer at CloudWalk focused on automating and scaling chargeback processes in payment systems, leveraging AI and API integrations.
October 1
Senior .Net Engineer for payments platform. Develop, troubleshoot, refactor and mentor while improving performance and integrations.
September 30
Senior Backend Engineer building functional Scala systems for AvantStay's vacation rental platform. Develop, maintain, and prototype production systems supporting thousands of monthly guest stays.
September 30
Develop Java microservices, integrate AWS and messaging at GFT. Ensure concurrency, SOLID design, and code quality.
🗣️🇧🇷🇵🇹 Portuguese Required
September 29
Mid-level .NET developer building and sustaining mission-critical industrial software at Vetta, a digitalization industrial company. Focus on .NET, microservices, performance and quality.
🗣️🇧🇷🇵🇹 Portuguese Required