Senior Web Application Developer

Company: WillWare Technologies

Role: Senior Web Application Developer

Experience: 5-7 Years

Location: Chennai / Hyderabad / Bangalore / Cochin

Work Mode: Onsite

Job Summary

We are seeking an experienced Senior Web Application Developer to design, develop, and maintain scalable web-based applications. The ideal candidate should possess strong expertise in:

• Front-end development using JavaScript
• Server-side development using Python Flask
• Database management using Microsoft SQL Server
• JSON-based configurations and integrations

The role requires hands-on technical expertise, strong problem-solving skills, and the ability to collaborate effectively within an Agile development environment.

Key Skills & Responsibilities

• Design, develop, and maintain web applications using modern JavaScript technologies.
• Build and enhance server-side applications and RESTful APIs using Python Flask.
• Develop and optimize database structures, SQL queries, stored procedures, and integrations using Microsoft SQL Server.
• Manage JSON-based configurations and third-party integrations.
• Collaborate with business analysts, architects, and stakeholders to refine requirements.
• Perform code reviews and enforce development best practices.
• Troubleshoot and resolve application issues across environments.
• Optimize application performance, scalability, and security.
• Participate in Agile ceremonies and contribute to project delivery.

Required Technical Skills

• Strong proficiency in JavaScript, HTML5, and CSS3
• Hands-on experience with Python and Flask Framework
• REST API and backend service development
• Authentication, authorization, and API security concepts
• Microsoft SQL Server development and performance tuning
• Database design and data modelling
• JSON-based configuration and data exchange
• API integration experience
• Git and version control systems
• CI/CD and DevOps exposure
• Cloud experience (Azure and/or AWS)
• Knowledge of Docker and containerization (preferred)

Desired Competencies

• Strong analytical and problem-solving skills
• Excellent communication and stakeholder management abilities
• Ability to work independently and mentor junior team members
• Commitment to quality, performance, and customer satisfaction
• Experience working in Agile delivery environments