Job
Description
Position: Full Stack Developer with DevOps (Contract) Location : On-site / Hyderabad Duration : Full-time Start Date : Immediate Compensation: 5-6 LPA About Aaro7 Aaro7 is a payroll financing fintech for MSMEs. We're currently integrating with Axis Bank’s escrow infrastructure to enable secured salary disbursals from lender-backed accounts. You’ll be working directly with the founding team to bring this product to life. Role Overview: We’re looking for a technically strong Full Stack Developer with DevOps experience to lead our integration with Axis Bank’s APIs, including 2-way SSL, AES encryption, and payment workflows. You’ll own the backend integration, deployment, and secure data exchange architecture end to end. Key Responsibilities: Set up and manage UAT & Production AWS EC2 instances for backend deployment. Generate CSR, install Axis Bank-signed certificates, and configure two-way SSL (TLS v1.2). Implement Axis APIs: Beneficiary Registration, Fund Transfers, Status Enquiry, Balance Fetch. Host a secure callback endpoint to receive transaction updates from Axis Bank. Build secure API wrappers in Python (or Node.js) with AES-128 encryption and checksum logic. Handle CRN-based retries, error handling, and transaction data persistence. Maintain secure handling of credentials: Client ID, Secret, Channel ID. Set up logging, security groups, and HTTPS configurations using Nginx or Uvicorn/Gunicorn. Must-Have Skills: Python (FastAPI or Flask) or Node.js for backend API development Experience working with banking/fintech APIs and mutual TLS Hands-on with OpenSSL, certificate chains, and HTTPS debugging Strong grasp of AWS EC2, Linux-based server setup Experience with AES encryption, base64 encoding, and checksums Familiarity with PostgreSQL or similar relational DBs Proficiency in API tools like Postman, curl, or httpx Bonus Points: Experience integrating with Axis Bank, ICICI, or HDFC banking APIs Experience with banking sandbox environments and secure API workflows Has built dashboards or UIs to track transactions/status Job Types: Full-time, Contractual / Temporary Contract length: 12 months Pay: ₹500,000.00 - ₹600,000.00 per year Schedule: Day shift Application Question(s): Have you gone through the skills and responsibilities mentioned in the Job Description? If so, are you confident in working independently for this role without anyone's support? How soon can you join? What is your current CTC? Expected CTC? (Applications above 6 LPA will be rejected) Experience: Full-stack development: 2 years (Preferred) Location: Hyderabad, Telangana (Preferred) Work Location: In person
