Senior .NET Developer

Sinqia

. Develop scalable and sustainable applications aligned with business objectives .

Posted 9/22/2026full-timeSão Paulo • BrazilSenior💰 R$11,000 per monthWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing scalable applications using .NET and C#, with a strong focus on backend solutions, API architecture, and engineering best practices. Proficient in AWS services and agile methodologies, particularly within the banking or fintech sectors.

Highest-signal resume keywords

Proficiency In .NETExperience With C#Building RESTful APIsAWS Services (EKS, Lambda, S3, Glue)Agile Methodologies (Scrum, Kanban, SAFe)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

.NETC#RESTful APIsAWSAgile MethodologiesAPI ArchitectureMicroservicesRelational DatabasesNon-Relational DatabasesDesign Patterns

Soft Skills

CollaborationProblem ManagementIncident Management

Industry Keywords

BankingFintech

Tech Stack

Tools & technologies

AWS.NET

About the role

Key responsibilities & impact

Develop scalable and sustainable applications aligned with business objectives
Build and enhance backend solutions using .NET
Ensure code quality by applying engineering best practices, automated testing, and technical documentation
Collaborate on defining architectures and solutions, recommending continuous improvements
Support the management of problems and incidents and monitor application performance

Requirements

What you’ll need

Strong experience in software development
Proficiency in .NET, C#, and building RESTful APIs
Experience with AWS services (EKS, Lambda, S3, Glue)
Experience with agile methodologies (Scrum, Kanban, SAFe)
Experience in banking or fintech companies
Knowledge of design principles and patterns (SOLID, Clean Code, Design Patterns)
Experience with API architecture and resilient microservices
Knowledge of relational and non-relational databases

Benefits

Comp & perks

Meal or food allowance
Flexible benefits (Flash)
Health insurance
Psicologia Viva
Dental insurance
Childcare allowance
Allowance for children with special needs
Fertility treatment assistance
Extended maternity and paternity leave
Transportation allowance or Home Office allowance (for remote work contracts)
Gympass (Wellhub) and TotalPass
Flexible working hours
Life insurance
Partner discounts club
Partnership with Sesc
Beca (education incentive program)
Profit-sharing or bonus, based on the achievement of goals and results