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Senior Full-Stack Developer
Join the Jaxl Innovations Private Limited team as a Full Time Senior Full-Stack Developer on Erekrut, specializing in Senior Full-Stack Developer in the IT Services and consulting industry. We are seeking talented individuals with a passion for IT Services and educational qualifications ranging from 4-6 Years. Apply now on Erekrut to take the next step in your career with a leading global company.
15-25 Lakhs
4-6 Years
Uttar Pradesh-Lucknow
Software Development
Vacancies - 1
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Job Description
Job Title: Senior Full-Stack Developer
Location: Lucknow
Salary: 12 - 18 LPA
Company: Jaxl Innovations Private Limited
Experience Required: 4–5 Years
About Jaxl Innovations
Jaxl is reimagining how modern communication tools are built for consumers, businesses, and developers alike. We’re the creators of Jaxl Phone, a next-generation calling app for consumers that puts privacy, clarity, and reliability first, and Jaxl Business Phone, a powerful solution for companies that need scalable, programmable, and deeply customizable voice infrastructure. Alongside these flagship products, we provide developers with robust APIs, tools, and simulators to design, test, and deploy advanced voice and messaging workflows. From interactive IVR simulations and real-time audio pipelines to low-latency tunneling tools like Grout, Jaxl makes it easy to build and iterate fast. Whether you're launching a secure consumer calling app, running a full-blown VoIP platform, or embedding smart voice features into your existing systems, Jaxl gives you the flexibility, control, and performance to get it done.
Role Overview
As a Senior Full-Stack Developer, you will be responsible for designing, developing, and maintaining high-performance web applications and backend systems. You will collaborate closely with product, design, and engineering teams to deliver seamless user experiences and reliable backend services.
Key Responsibilities
Design, build and maintain scalable full-stack applications
Develop responsive UI using HTML, CSS, JavaScript, TypeScript
Build and maintain backend services using Python, Django, REST APIs
Write efficient, reusable, and testable code across the stack
Integrate frontend components with backend logic using AJAX, JSON, API calls
Work with databases (PostgreSQL/MySQL/NoSQL) and optimize queries
Participate in architectural decisions, code reviews, and system design
Collaborate with cross-functional teams to translate requirements into technical solutions
Ensure application security, performance, and reliability
Troubleshoot, debug, and upgrade existing systems
Mentor junior developers and uphold coding best practices
Required Skills & Qualifications
4–5 years of hands-on experience as a Full-Stack Developer
Strong proficiency in:
HTML5, CSS3, JavaScript, TypeScript
Python & Django Framework
AJAX, REST API development
Experience with frontend frameworks (React, Angular, or Vue preferred)
Strong understanding of database systems (MySQL/PostgreSQL/NoSQL)
Knowledge of cloud platforms (AWS, GCP or Azure) is a plus
Experience with Git, CI/CD pipelines, and version control workflows
Understanding of security best practices and performance optimization
Ability to work independently and take ownership of features
Strong analytical, problem-solving, and communication skills
Good-to-Have Skills
Experience with WebSockets, real-time systems
Familiarity with DevOps tools (Docker, Kubernetes)
Experience with microservices architecture
Knowledge of messaging queues (RabbitMQ, Kafka, Redis)
What We Offer
Opportunity to work on high-impact communication and AI-driven products
