Provides expert level system analysis, design, development, and implementation of applications and databases. Directs the business assessment and requirements analysis processes, for the development of hardware and operating systems.

Role Summary

This role provides expert-level system analysis, design, development, and implementation of applications and databases, and directs business assessment and requirements analysis for hardware and operating systems, while architecting complex data integration and driving system performance and scalability improvements.

Responsibilities:

- Collaborate closely with business users, product managers, and engineering partners - actively asking questions and clarifying requirements to ensure high-quality outcomes.

- Design and implement Python-based microservices on AWS, using event-driven patterns tied to S3, DynamoDB, Lambda, Step Functions, and ECS.

- Demonstrate expert-level ownership of data architecture, including, S3 buckets and Access Points, Bucket/object modelling and partitioning, DynamoDB and NoSQL data modelling, REST / GraphQL APIs, Encryption/KMS policies, High-throughput performance considerations

- Integrate S3 and DynamoDB with event-driven compute (Lambda), orchestrated workflows (Step Functions), and container workloads (ECS).

- Define and execute end-to-end testing strategies for event-driven systems, including contract testing, schema validation, replay/idempotency testing, and integration scenarios across multiple AWS services.

- Work with Avro for data serialization, including schema design and evolution, compatibility rules, and performance optimization using Python libraries such as fastavro or avro .

- Maintain engineering excellence through clean architecture, code reviews, robust documentation, observability and resilience practices, and operational readiness.

- Provide 3rd-line support as needed and contribute to continuous improvement.

Qualifications and Skills





- Minimum 8 years of experience in application development, system architecture and database management.

- Bachelor s degree (B.E./B.Tech) or Master s degree (M.E./M.Tech) in relevant fields such as Computer Science, Information Technology, Engineering, or a related field.

- Expert-level Python development , including:

- Object-oriented programming

- Type hints and static analysis

- Packaging, virtual environments, and dependency management

- Concurrency (multiprocessing)

- Deep testing experience using pytest , unittest , and related frameworks

- Deep hands-on expertise with Amazon S3 , including:

- S3 Access Points and fine-grained IAM controls

- Lifecycle rules, storage classes, multipart uploads

- Experience working with NoSQL databases:

- Design and data modelling

- DynamoDB in AWS

- Designing for efficiency and extensibility

- Strong experience with:

- AWS Lambda (serverless patterns, event integration, concurrency retries)

- AWS Step Functions (workflow orchestration, error handling, compensating flows)

- Amazon ECS (task definitions, service scaling, container orchestration)

- Top-notch end-to-end testing for event-driven architectures:

- Contract testing consumer-driven contracts

- Avro schema validation and compatibility testing

- Integration tests across S3 Lambda Step Functions ECS pipelines

- Monitoring and observability validation

- Avro expertise:

- Schema design evolution strategies

- Effective read/write using fastavro , etc.

- Handling large datasets and streaming workflows

- Experience with cloud-native CI/CD, logging, and monitoring tools (Git/Bitbucket, CloudWatch, Splunk, etc.)

Location

This role is based in Hyderabad, Telangana at Vanguard s India office. Only qualified external applicants will be considered.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Application Engineer - IV (Hyderabad)
🏢 Vanguard Technologies
📍 Hyderabad