Tech Lead Developer

IEBT Innovation

. Develop, maintain, and enhance enterprise applications using .NET 6/.NET 8 and C#.

Posted 10/10/2026full-timeSão Paulo • BrazilSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in developing and maintaining enterprise applications using .NET 6/.NET 8 and C#, with a strong focus on financial services, payment workflows, and data security. Proficient in implementing RESTful APIs, microservices, and CI/CD pipelines while adhering to SOLID principles and clean architecture.

Highest-signal resume keywords

Enterprise Application DevelopmentFinancial Services Industry ExperienceRESTful API DevelopmentCI/CD Pipeline ManagementSQL Server Optimization

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

.NET 6.NET 8C#KotlinSwiftReact NativeFlutterSQL ServerRabbitMQUnit Testing

Soft Skills

Agile Team CollaborationProblem SolvingCommunication

Tools & Technologies

Azure DevOpsGitGit FlowDynatraceGrafana

Industry Keywords

Payment WorkflowsData SecurityMicroservices ArchitectureDomain-Driven DesignCQRS

Tech Stack

Tools & technologies

AzureCloudFlutterGrafanaKotlinRabbitMQReactReact NativeSQLSwift.NET

About the role

Key responsibilities & impact

Develop, maintain, and enhance enterprise applications using .NET 6/.NET 8 and C#.
Develop and integrate RESTful APIs and microservices.
Develop and maintain native and cross-platform mobile applications using Kotlin, Swift, React Native, or Flutter.
Implement integrations between mobile applications and APIs.
Apply SOLID principles, Domain-Driven Design (DDD), CQRS, and Clean Architecture.
Develop, optimize, and maintain SQL queries, stored procedures, and views in SQL Server.
Implement and maintain messaging solutions using RabbitMQ.
Build and maintain CI/CD pipelines with Azure DevOps and Git/Git Flow.
Develop and execute automated tests, including unit tests.
Identify, analyze, and remediate security vulnerabilities.
Monitor applications and environments using Dynatrace, Grafana, or similar tools.
Support and enhance financial-market systems, with a focus on the security, reliability, and integrity of transactions and payment workflows.
Participate in agile team ceremonies and routines, collaborating with professionals from different areas.

Requirements

What you’ll need

At least 5 years of experience developing enterprise applications using Microsoft .NET.
Solid experience in the financial services industry, with an understanding of payment workflows, transactions, and data security.
Proven experience working in agile teams (Scrum/Kanban), with a focus on continuous delivery and code quality.
Strong knowledge of .NET 6/.NET 8, C#, Web API (RESTful), and microservices architecture.
Experience developing native mobile applications (Kotlin/Swift) and cross-platform applications (React Native/Flutter), including API integration, clean architecture, testing, CI/CD, and app store publishing.
Strong knowledge of SQL Server 2016+ and experience developing and optimizing stored procedures, views, and complex queries.
Hands-on experience with message queues using RabbitMQ.
Knowledge of Azure (Cloud and DevOps for CI/CD) and Git/Git Flow practices.
Proficiency in SOLID, DDD, and CQRS.
Experience with unit testing (xUnit, Moq, nSubstitute).
Experience identifying and remediating security vulnerabilities.
Knowledge of environment and performance monitoring tools such as Dynatrace and Grafana or similar solutions.

Benefits

Comp & perks

Health and Dental Insurance
Transportation Allowance
Meal Allowance
Birthday Day Off
Health and Wellness Program
Individual Development Plan (IDP)