Software Engineer – Serverless

Paketá

Senior Software Engineer developing serverless applications for financial services company. Ensuring scalability and performance of cloud-based solutions using AWS.

Posted 8/2/2026full-timeRemote • 🇧🇷 BrazilMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and maintaining scalable serverless architectures on AWS, with a strong focus on event-driven systems, cost optimization, and application security. Proficient in Infrastructure as Code and experienced in mentoring team members while ensuring high software quality through testing and code reviews.

Highest-signal resume keywords

AWS LambdaEvent-Driven ArchitectureInfrastructure as CodeServerless FrameworkDynamoDB

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Node.jsTypeScriptEvent ProcessingMessaging QueuesUnit TestingIntegration TestingLoad TestingAPI Gateway ManagementIAM PoliciesEncryption

Soft Skills

CollaborationMentoringTechnical Support

Tools & Technologies

CloudWatchDatadogServerless FrameworkSAMCDK

Industry Keywords

Serverless ArchitectureCost OptimizationApplication SecurityContinuous DeliveryDistributed Systems

Tech Stack

Tools & technologies

AWSDynamoDBNode.jsPostgresTypeScript

About the role

Key responsibilities & impact

Design, implement, and maintain scalable, reliable infrastructure using serverless architecture on AWS
Develop event-driven architectures (EDA), building systems that respond to triggers from distributed services and external systems
Collaborate with cross-functional teams to ensure efficient, continuous delivery of software projects
Optimize Lambda functions to ensure high performance, minimal cold starts, and efficient resource usage
Manage API Gateways, implementing authentication, rate limiting, caching, and request/response transformations
Orchestrate multiple managed cloud services to create comprehensive application ecosystems
Focus on cost optimization through efficient architecture design and intelligent resource allocation
Ensure application security through IAM policies, encryption, and network controls
Actively participate in code reviews, testing, and debugging to maintain high software quality
Mentor and provide technical support to less experienced team members

Requirements

What you’ll need

Strong experience with functional computing using AWS Lambda (Node.js and TypeScript)
Expertise in event processing and messaging (queues, event streams, and real-time notifications)
Experience integrating serverless and managed databases (DynamoDB, DocumentDB, PostgreSQL, and caching layers)
Proficiency in Infrastructure as Code (IaC) using Serverless Framework, SAM, or CDK
Knowledge of monitoring and observability for distributed systems (CloudWatch, Datadog, or similar)
Hands-on experience with unit, integration, and load testing

Benefits

Comp & perks

Dental coverage
Flexible Flash card (flexible benefits card)
Health insurance
Childcare assistance
Life insurance
TotalPass (corporate wellness/fitness benefit)
Variable compensation