Backend Developer

Description

Job Summary: Inetum is seeking Backend Developers to design and develop REST/GraphQL APIs, implement batch jobs and ETL/ELT on AWS, and optimize data across various databases. Key Highlights: 1. Design and develop secure and scalable REST/GraphQL APIs. 2. Implement batch jobs and ETL/ELT on AWS, handling Parquet formats. 3. Model and optimize data in DynamoDB, MongoDB, and Elasticsearch. **Job Description** We are currently looking for 02 Backend Developers to join our team. **Profile****Requirements (Must-have)** * **Languages:** Python (3\.x), JavaScript/TypeScript (Node.js LTS), and C\# .Net * **Frameworks:** FastAPI or Flask; Express/NestJS. * **AWS:** S3, Lambda, API Gateway/ALB, Step Functions or EventBridge, CloudWatch, IAM; ECS/Fargate or AWS Batch preferred. * **Data:** **Parquet** format (partitioning, compression), **DynamoDB** (single-table design, GSIs, TTL), **MongoDB** (aggregation pipelines, compound indexes), **Elasticsearch** (index templates, mappings, queries, bulk ingestion). * **Messaging/Events:** SQS/SNS or Kafka (basic). * **Testing & Quality:** PyTest/Jest, linters (ruff/flake8, eslint), typing (mypy/TS), contract testing. * **Architecture:** Microservices and data. * **SQL** and pragmatic data modeling. * Caches (Redis), WebSockets, and GraphQL. **Key Responsibilities** * Design and develop secure and scalable **REST/GraphQL APIs** (Python/FastAPI or Node.js/Express/Nest). * Implement **batch jobs** and **ETL/ELT** on AWS (Lambda, Batch, Step Functions, ECS/Fargate), reading/writing **Parquet** in S3\. * Model and optimize data in **DynamoDB** (PK/SK, GSIs, access patterns), **MongoDB** (collections, indexes, aggregations), and **Elasticsearch** (mappings, analyzers, ILM). * Implement **observability** (structured logs, metrics, traces). * Ensure **security** (IAM, KMS, Secrets Manager, JWT/OAuth2, OWASP API). * Collaborate with architecture and data teams to define contracts and schemas. **About Inetum** We are **Inetum**, an agile services company delivering digital solutions and a global group of technologists accompanying clients through their digital transformation by maximizing the digital flow. We offer our clients a unique combination of proximity, sector-specific organization, and high-quality solutions. Present in over 26 countries, the Group has nearly 27\.000 employees and aims to continue growing. At Inetum, we accompany our clients and employees on their path to success! If you enjoy reinventing yourself and solving problems with new strategies, and working on IT and business projects: apply now! **Additional Information** What will we offer you as part of the team? * Payroll-based compensation with all statutory benefits. * Food Card * Corporate benefits via our discount platform. * Continuous training aligned with your career path and other topics of general interest (e-learning platforms). * The opportunity to participate in highly innovative challenges. * Career path. Learn more about us at www.inetum.com/es or follow our social media channels such as Inetum Peru to discover more about our corporate culture and work methodologies. We look forward to welcoming you! ***At Inetum, we promote gender diversity, ethnic origin, nationality, inclusion of people with disabilities and/or different abilities through equal opportunities in all processes, and strive to expand professional development opportunities***. **Country** Peru **Location** Lima **Contract Type** Fixed-term contract