Specialist, Application Development- Azure Infrastructure, backend python, API development

AT&T; Bengaluru; On-site; INR 2,500,000 - 4,200,000; Full time

Job summary

AT&T in Bengaluru, India, seeks an experienced engineer to build and support Python-based backend services on Azure. You will design REST APIs, integrate with Oracle Fusion and iCertis, and implement secure, scalable data-driven web capabilities.

The role emphasizes ownership, delivery discipline, and collaboration across teams, with exposure to modern cloud services, CI/CD, and observability practices. Candidates should have 5+ years in enterprise software development and strong SQL skills,

Qualifications

• Bachelor's degree in CS/IS/Engineering or equivalent experience.
• 5+ years of enterprise software development experience.
• 3+ years of hands-on cloud development experience (Azure preferred).
• Strong Python and API development experience.
• Strong SQL and relational database fundamentals.
• Experience with modern web application integration patterns.
• Git-based source control and CI/CD pipeline usage.
• Strong troubleshooting, analytical thinking, and communication skills.

Responsibilities

• Build, test, and deploy Python APIs and backend services.
• Implement secure integrations with Oracle Fusion and iCertis interfaces.
• Develop and optimize relational data structures and queries for lineage and reconciliation use cases.
• Support authentication and authorization flows with Entra ID.
• Contribute to observability, incident troubleshooting, and production stability.
• Create technical documentation across design, build, test, and deployment phases.
• Participate in peer reviews and collaborate with cross-functional teams.
• Follow Agile delivery practices and continuous improvement standards.

Skills

Python backend development

REST API design

SQL and relational databases

Azure cloud hosting

OAuth/OpenID/JWT security

Docker

Git CI/CD pipelines

Troubleshooting and communication

Education

Bachelor's degree in CS/IS/Engineering

Tools

Azure (App Service/Functions/Kube)

Oracle Fusion

iCertis

PostgreSQL/Azure SQL

Terraform/Bicep

Azure API Management/Key Vault

AKS/OpenShift

Job description

Primary Skill

Azure-based application engineering with Python and enterprise integrations

Job Summary

This role builds and supports application services for the S2C active platform, including Python APIs, secure integrations, and data-driven web capabilities. The engineer will work on Azure-managed services, integrate with Oracle Fusion and iCertis, and deliver maintainable, production-ready components. This is an engineering-first role with strong ownership, delivery discipline, and cross-team collaboration.

Qualification

Preferred bachelor’s degree in Computer Science, Information Systems, Engineering, or equivalent experience.

5+ years of enterprise software development experience

3+ years of hands-on cloud development experience (Azure preferred)

Strong Python and API development experience

Strong SQL and relational database fundamentals

Experience with modern web application integration patterns

Must Have Skills

Python application development for backend services

REST API design, development, and integration

SQL and relational data modeling (PostgreSQL or Azure SQL)

Azure fundamentals for application hosting (App Service or Container Apps or Functions)

Security basics: OAuth 2.0, OpenID Connect, JWT, Microsoft Entra ID fundamentals

Docker basics for packaging and deployment

Git-based source control and CI/CD pipeline usage

Strong troubleshooting, analytical thinking, and communication skills

Ability to work independently, manage priorities, and drive issues to closure

Preferred Skills (Good to Have)

FastAPI, Pydantic, SQLAlchemy, Alembic

Deeper PostgreSQL skills (JSONB, indexing, query tuning, recursive queries)

Azure API Management, Key Vault, Blob Storage, Application Insights, Log Analytics

Infrastructure as Code exposure (Terraform or Bicep)

AI/LLM integration exposure, prompt quality evaluation, semantic search concepts

Vector search exposure (pgvector or Azure AI Search)

Kubernetes exposure (AKS or OpenShift)

Oracle Redwood UX exposure

Oracle Integration Cloud (OIC) exposure

Learning and Fungibility Expectation

Redwood and OIC are not mandatory at entry, but willingness and ability to learn both quickly is expected

Candidate should be fungible across adjacent engineering areas based on project needs

Key Responsibilities

Build, test, and deploy Python APIs and backend services

Implement secure integrations with Oracle Fusion and iCertis interfaces

Develop and optimize relational data structures and queries for lineage and reconciliation use cases

Support authentication and authorization flows with Entra ID

Contribute to observability, incident troubleshooting, and production stability

Create technical documentation across design, build, test, and deployment phases

Participate in peer reviews and collaborate with cross-functional teams

Follow Agile delivery practices and continuous improvement standards

Weekly Hours

40

Time Type

Regular

Location

Bangalore, India

AT&T and its subsidiaries are committed to equal employment opportunity. All hiring, promotion, and other employment decisions remain merit-based and free from discrimination on the basis of race, color, religion, religious creed, national origin, ancestry, age, sex, sexual orientation, gender, gender identity, gender expression, physical disability, mental disability, pregnancy, medical condition, genetic information, marital status, citizenship status, military status, veteran status, or any other characteristic protected by federal, state, or local laws. In addition, AT&T will provide reasonable accommodations to qualified individuals with disabilities. AT&T is a fair chance employer and does not initiate a background check until an offer is made. Click here to learn more or request an application accommodation here.