Senior AWS Solution Architect

NTT DATA is a team of more than 190,000 diverse professionals, operating in more than 50 countries throughout the world. The sectors where we have activities include: telecommunications, finance, industry, utilities, energy, public administration and health. Our mission? Offer technological solutions, business, strategy, development and maintenance of applications, while being a benchmark in consulting. All thanks to the collaboration between teams, the human quality of our people and the fact that we do not conform to what is established, we always seek innovation that brings us closer to the future. Our essence has led us to the forefront of technology, breaking paradigms and providing solutions that truly respond to the needs of each client. Our talent has led us to be one of the top 6 technology companies in the world. NTT DATA is looking for high-achieving team players that are quickly adaptable to new challenges and entrepreneurial ventures. We are looking for a Senior AWS Solutions Architect to design and help build cloud-native solutions supporting customer-facing digital applications. This is a hands‑on, delivery‑focused position rather than a governance‑only or purely advisory architecture role working 100% onsite in LATAM with our global clientworking EST hours. Rate Range: $50-57/hr

Key Responsibilities
- Design end-to-end AWS architectures for customer-facing and customer-support applications, balancing scalability, resilience, security, performance, and cost.
- Build proofs of concept, prototypes, and reference implementations.
- Contribute production-quality code for foundational components, integrations, and infrastructure when needed.
- Design and implement serverless, microservices, and event-driven solutions using AWS services such as Lambda, API Gateway, EventBridge, SQS, SNS, and Step Functions.
- Define API contracts and integration patterns across digital channels, backend platforms, and third‑party systems.
- Establish synchronous, asynchronous, pub/sub, and queue‑based integration approaches.
- Review code and technical designs, validate engineering decisions, and guide development teams through implementation.
- Troubleshoot complex technical issues across applications, integrations, infrastructure, and production environments.
- Apply AWS security and IAM best practices, including least‑privilege access, secrets management, encryption, identity management, and secure network design.
- Define and support CI/CD pipelines and Infrastructure as Code to enable automated, repeatable, and secure deployments.
- Design logging, monitoring, metrics, tracing, and alerting capabilities.
- Support production incident analysis and continuous improvements related to availability, performance, and operational resilience.
- Present architecture decisions to technical and non‑technical stakeholders, including international engineering and business teams.
- Create and maintain clear, practical architecture documentation.
- Collaborate within cross‑functional Agile teams that include Product Owners, developers, QA professionals, and DevOps engineers Required

Qualifications:
Professional Experience 8+ years of software engineering experience. At least 4 years of experience designing and implementing solutions on AWS. Demonstrated experience as a hands‑on architect embedded within delivery teams. Proven ability to take technical solutions from initial design through implementation and production deployment. Experience designing highly available, resilient, and scalable customer‑facing applications. Ability to read, review, and write production‑quality code
- Deep knowledge of core AWS services, including:
- Compute
- Storage
- VPC networking
- Databases
- Messaging services
- Experience applying the AWS Well‑Architected Framework.
- Experience designing Multi‑AZ, high‑availability, and disaster recovery solutions. Serverless, APIs, and Microservices
- Hands‑on experience with AWS Lambda.
- Experience with Amazon API Gateway, including REST and HTTP APIs.
- Strong knowledge of serverless architecture patterns and trade‑offs, including cold starts, concurrency, timeouts, and cost.
- Experience designing microservices and REST APIs.
- Experience defining API contracts and scalable integration patterns. Integration and Event‑Driven Architecture
- Hands‑on experience with Amazon EventBridge, SQS, and SNS.
- Experience using AWS Step Functions for orchestration.
- Strong understanding of the following integration patterns:
- Publish/subscribe
- Queue‑based decoupling
- Retries
- Idempotency
- Dead‑letter handling
- Synchronous and asynchronous integrations. Security and Identity
- Experience designing IAM policies and roles using least‑privilege principles.
- Experience with Amazon Cognito or equivalent identity solutions.
- Understanding of OAuth 2.0 and OpenID Connect.
- Experience with AWS KMS, AWS Secrets Manager, and AWS WAF.
- Knowledge of encryption, secrets management