Principal Engineer (Checkout), Rosario

OverviewCome Make an Impact on Millions of Brazilians!
At RecargaPay, we're on a mission to deliver the best payment experience for Brazilian consumers and small businesses — by building a powerful digital ecosystem where the banked and unbanked connect, and where consumers and merchants have a one-stop shop for all their financial needs.
We serve over 12 million users and process more than USD 4 billion annually.
We've been profitable since **** and operate our own credit business.
We are an AI-first, 100% remote team, scaling in the rapidly changing Brazilian financial market.
Our goal is to deliver the best payment experience in Brazil for people and small businesses alike.
We value autonomy, ownership, and a bias for action.
We're looking for people who are curious, hands-on, and driven by impact — who want to solve real problems, work with strong teams, and rethink what's possible.
If you're ready to do your best work, at scale, with purpose — this is your place.ResponsibilitiesAs a Principal Engineer, you will define the technical and architectural direction of our backend infrastructure, leading critical projects that drive scalability, robustness and innovation across our systems.
You will operate in a dynamic environment, collaborating with executive leadership and guiding engineering teams to achieve our strategic objectives.Define and steer medium- and long-term architectural strategies aligned with company goalsLead technological transformations and modernizations of critical systems, ensuring efficiency, scalability and reliabilityServe as the technical authority for the Engineering and Architecture Chapters, championing best practices and quality standardsDrive large-scale project planning, execution and successful deliveryPartner with executives to translate business vision into technical solutions, evaluating and implementing tools, methodologies and frameworks that enhance efficiency and cross-team collaborationMentor senior engineers and technical leaders, fostering a culture of technical excellence and continuous learningPromote the adoption of AI-assisted engineering practices within your squad and chapter, leveraging tools for code generation, automated refactoring, test case creation, and technical documentation.
Identify opportunities where AI can enhance developer productivity, code quality, and team velocityPromote emerging technologies and engage in benchmarking to keep the organization at the forefront of industry trendsRequirementsAcademic background oriented toward computer science, engineering, or software development disciplinesExperience hands-on engineering rolesProven hands-on experience with Java (Spring Boot) and PostgreSQLWorking knowledge of Python and asynchronous programmingKnowledge of relational database systems and Object Oriented ProgrammingSolid understanding of web and mobile application architecture, including security, session management and development best practicesExpertise in Domain-Driven Design and microservices architectureAbility to design high-performance, scalable and reliable distributed systemsExperience defining and executing architectural roadmapsPractical experience with AWS and cloud-native developmentSolid knowledge of DevSecOps and CI/CD pipelines (e.g., GitHub Actions)Familiarity with streaming technologies such as KafkaDemonstrated experience profiling and tuning Java applicationsProficiency with production monitoring and observability toolsPractical experience applying AI frameworks in development projectsAbility to learn rapidly and adapt to new technologies in a fast-paced environmentSoft SkillsExcellent communication and collaboration skills, with the ability to influence stakeholders across technical and non-technical teamsStrategic mindset with the ability to translate complex business goals into long-term technical directionProven leadership in cross-functional environments, fostering alignment, ownership, and a high-performance cultureAbility to mentor and elevate senior engineers, promoting a culture of continuous learning and technical excellenceStrong decision-making and prioritization abilities under ambiguity, balancing immediate needs with long-term architectural visionActive contributor to a constructive feedback culture, capable of both giving and receiving feedback to drive improvementHigh degree of autonomy and accountability, with a bias for action and results-oriented problem solvingComfort operating at both strategic and hands-on levels, flexing between system design and stakeholder engagement as neededIndustry-Specific KnowledgeYou bring practical familiarity with one or more core financial domains, such as lending, payments, credit cards, open finance, fraud prevention, merchant acquiring or investment services, and understand their fundamental workflows and business drivers.
You appreciate how these areas intersect and influence revenue, risk management and customer satisfaction.
In practice, you have leveraged this expertise to architect and deliver solutions such as loan-origination engines with real-time decisioning; scalable payment-processing platforms integrated with core banking and third-party gateways; secure open-finance interfaces compliant with industry regulations; automated fraud-detection pipelines using behavioral analytics; financial reporting and reconciliation engines that generate regulatory reports.
You translate complex compliance mandates (KYC/AML, PCI-DSS, GDPR) into resilient, high-performance systems without sacrificing user experience.BenefitsCompetitive and market-aligned salaryRemote work — wherever you are, you're part of the team!
Home office allowance through a monthly deposit in the RecargaPay appHealth and dental plans with no co-payLife insuranceFlexible meal allowance (via Flash)TotalPass membership to take care of your healthSpanish or Portuguese classesDiversity & Inclusion at RecargaPayAt RecargaPay, you'll have the freedom to be who you are because we believe that diverse perspectives and experiences make us more creative and stronger.
Here, everyone is welcome to express themselves authentically.
We value the richness of each journey and the multiple ways of seeing the world, without distinctions of gender, race, sexual orientation, age, religion, or any other characteristic that makes us unique.About The Use Of Your DataBy sharing your resume with us, you authorize the use of your data for analysis during the selection process and possibly for other opportunities within the RecargaPay group.
You can request the update or deletion of your information at any time, in accordance with LGPD (General Data Protection Law).
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