Backend Developer (Python)

Hiring: ASP.NET MVC / Core Developer

Location: Ahmedabad |Full-time (Onsite / Hybrid)

 Apply: https://prishusoft.com/jobs/junior-aspnet-mvccore-professional

Experience

• 1–4 years in web application development using ASP.NET technologies.

Key Responsibilities

• Develop and maintain web apps using ASP.NET MVC/Core.
• Build and consume RESTful APIs with Web API.
• Collaborate with front-end and design teams for smooth integration.
• Write optimized T-SQL queries and manage MS SQL Server.
• Participate in code reviews and performance improvements.

Technical Skills

• Proficient in C#, ASP.NET MVC/Core, and Web API.
• Strong knowledge of JavaScript, HTML, and .NET Framework 4.5+.
• Hands-on with SQL, indexing, and query optimization.

Bonus Skills

• Experience with Angular / React / Vue.
• Familiarity with TypeScript and unit testing (Jasmine, Karma).
• Understanding of DevOps and CI/CD pipelines.

Soft Skills

• Good communication and teamwork.
• Positive attitude and eagerness to learn.

Join us in Ahmedabad and grow with a passionate tech team!

Job Overview:

We are seeking an experienced JavaScript Reverse Engineer with deep expertise in reverse engineering obfuscated JavaScript code and bypassing modern web security techniques. This role requires a strong background in both JavaScript and Python, as well as advanced knowledge of browser automation and fingerprinting bypass techniques.

Key Responsibilities:

• Reverse engineer and deobfuscate JavaScript code and APIs for web scraping.
• Bypass popular anti-bot solutions such as Akamai, Datadome, Incapsula, Cloudflare and PerimeterX.
• Work with fingerprinting bypass methods, including TLS and Canvas fingerprinting.
• Reverse engineer and bypass JS Virtual Machine Protection (VMP) techniques.
• Implement custom Captcha solving solutions, utilising frameworks such as YOLO v8 or EfficientNet.
• Employ advanced browser automation techniques to optimise performance while bypassing web fingerprinting methods.
• Work with network engineering principles and have an in-depth understanding of the TCP/IP stack.
• Utilise MITM (Man-in-the-Middle) techniques to inspect and analyse Android app network traffic for scraping purposes.
• Leverage Python for scripting, automation, and integration with reverse engineering tasks.

Required Skills and Qualifications:

• 5+ years of experience with JavaScript and Web Scraping.
• Proven expertise in reverse engineering obfuscated JavaScript code and APIs.
• Strong knowledge of bypassing anti-fingerprinting techniques, including TLS and Canvas fingerprinting.
• Prior experience in overcoming anti bot solutions like Akamai, Datadome, Incapsula, and PerimeterX.
• Adequate understanding of JavaScript Virtual Machine Protection (JS VMP).
• Experience with custom Captcha solving solutions such as YOLO v8 or EfficientNet.
• Expertise in browser automation for efficient bypass of fingerprinting.
• Solid foundation in network engineering, with deep knowledge of the TCP/IP stack.
• Experience in using MITM techniques to inspect network traffic, especially for Android apps.
• Proficiency with containerisation and orchestration tools like Docker and Kubernetes.

Preferred Qualifications

• Experience working with security research and web vulnerability assessments.
• Familiarity with web scraping ethical guidelines and best practices.
• Strong collaboration skills and ability to work in an agile team.

About the Company

F22 Labs is a startup software studio based in Chennai. We power startups worldwide by building high-quality software products. From web apps to mobile platforms, we help entrepreneurs turn their ideas into beautifully crafted solutions. If you're passionate about software development and eager to build real products that solve real problems, you’ll fit right in.

Position Overview

We are seeking a talented and experienced Senior Node.js Developer to join our growing engineering team. In this role, you will be instrumental in designing, developing, and maintaining the backbone of our applications. You'll leverage your 3-5 years of expertise to build robust, scalable, and high-performance backend services and APIs. You will also play a key role in making architectural decisions, mentoring junior developers, and driving best practices within the team. If you're eager to tackle complex problems, contribute to innovative projects, and lead by example, this position is for you.

Key Responsibilities

● Design, develop, test, deploy, and maintain highly scalable and reliable backend services, APIs, and systems using Node.js (with frameworks like Express.js or NestJS) and TypeScript.

● Architect and implement robust solutions for complex business requirements, ensuring code quality, performance, and security.

● Collaborate closely with cross-functional teams including front-end developers, product managers, QA engineers, and designers to deliver high-quality products.

● Lead and participate in code reviews, providing constructive feedback to ensure adherence to coding standards and best practices.

● Design and manage database schemas (SQL and NoSQL, e.g., PostgreSQL, MongoDB, Redis) and optimize database queries for performance.

● Develop and maintain comprehensive unit, integration, and E2E tests to ensure software quality and reliability.

● Work with containerization technologies like Docker and orchestration tools like Kubernetes for deploying and managing applications.

● Implement and maintain CI/CD pipelines for automated building, testing, and deployment of applications.

● Mentor and guide junior developers, fostering a culture of learning and continuous improvement.

● Troubleshoot, debug, and upgrade existing software, identifying and resolving performance bottlenecks.

● Stay up-to-date with emerging technologies, industry trends, and best practices in Node.js development and backend architecture.

● Contribute to architectural discussions and decisions, helping to shape the future of our backend systems.

Qualifications and Requirements

● 3-5 years of professional experience in backend development with a strong focus on Node.js.

● Expert proficiency in TypeScript.

● Proven experience with Node.js frameworks such as Express.js or NestJS (highly preferred).

● Strong understanding of asynchronous programming, event-driven architecture, and design patterns.

● Solid experience in designing, building, and consuming RESTful APIs; experience with GraphQL is a plus.

● Proficiency with both SQL (e.g., PostgreSQL, MySQL) and NoSQL (e.g., MongoDB, Redis) database technologies, including data modeling and query optimization.

● Hands-on experience with containerization technologies (Docker) and a good understanding of container orchestration (Kubernetes).

● Experience with CI/CD tools and practices (e.g., Jenkins, GitLab CI, GitHub Actions).

● Experience deploying and managing applications on cloud platforms (AWS, Azure, or GCP), including familiarity with relevant services (e.g., EC2, S3, Lambda, RDS).

● Strong problem-solving, analytical, and critical thinking skills.

● Excellent communication and collaboration skills, with the ability to work effectively in a team environment.

● Proven ability to mentor junior team members.

● Familiarity with Git and collaborative development workflows.

Good to have:

● Experience with testing frameworks (e.g., Jest, Mocha, Chai) and a commitment to writing well-tested code.

● Experience with microservices architecture and distributed systems.

● Experience with serverless architecture (e.g., AWS Lambda, Azure Functions).

● Knowledge of message queue systems (e.g., Kafka, RabbitMQ, AWS SQS).

● Familiarity with Infrastructure as Code (IaC) tools like Terraform or CloudFormation.

● Understanding of front-end technologies (e.g., React, Angular, Vue.js) to facilitate better collaboration.

● Experience with performance monitoring and optimization tools.

● Active contributions to open-source projects or a strong portfolio of personal projects.

Why Join Us (Perks & Benefits)

● Flexible work timings.

● Fast-paced, hands-on learning environment.

● Fun, collaborative, and supportive team culture.

● Real-world impact from day one.

If you're looking to supercharge your development skills and work on meaningful software in a startup that values learning and creativity, we’d love to hear from you. Apply today! 

We are seeking an exceptional Lead Shopify Developer to join our incredible team. You'll be a critical participant in projects working closely with designers, performance managers, our creative team, and the Technical Director. To optimize our Shopify Plus store. Fluency in HTML5 and JavaScript, experience with custom theme development, Shopify Plus experience, and familiarity with Next and React are essential. The ideal candidate would also be expected to help manage core Shopify platform integrations such as Klavyio, Zendesk, and other vital Shopify applications.

Qualifications:

Strong proficiency in Shopify Plus and Shopify Scripts

Experience with custom theme development for Shopify Plus (advanced customer fields experience)

Fluency in HTML5, CSS, JavaScript/jQuery Experience with Shopify app integrations (integrating third-party APIs)

Familiarity with Github

Strong understanding of SEO and web development Experience with Server and DNS management Understanding cross-browser compatibility problems and the ability to offer solutions

Experience with user testing and usability analysis

Familiarity with UX/UI concepts and best practices

Responsibilities:

Actively involved in all phases of the site development

Manage our Shopify Plus store Work with the marking team to create landing pages Change website content to improve the customer journey Help manage third-party integrations and applications Optimize page load times Resolve cross-browser issues (troubleshooting server and site issues)

Familiarity with design software such as Photoshop to customize visuals and media on sites Attend group meetings and offer recommendations to improve the optimization of customer journey and conversion

Communicate regularly with team members through channels such as Slack and Asana 

We are looking for a Back-end developer to join our engineering team and help us develop and maintain various software products.

Experience: 0-2 years 

Prerequisites:

• In-depth understanding of web development process 
• Familiarity with Java and Spring frameworks preferably Spring Boot
• Familiarity with Node JS
• Basic understanding of front-end technologies, such as JavaScript, HTML, CSS.
• Experience with working on REST API (GET, POST, PUT, PATCH, DELETE, UPDATE)

Job Description

The duties and responsibilities of a selected applicant would include:

• Participate in the entire application lifecycle, focusing on coding and debugging.
• Design and implement low-latency, high-availability, and performance applications.
• Develop back-end components to improve responsiveness and overall performance
• Collaborate with Front-end developers to integrate user-facing elements with server-side logic
• Perform UI tests to optimize performance
• Test and debug programs
• Implement security and data protection solutions

If you have the desire to be a part of an exciting, challenging,+ and rapidly-growing company, and create the finest apps in a flourishing industry, please send in your applications on:

Roles and responsibilities:

• Responsible for understanding functional and business requirements and translate them into effective code
• Provide support till deployment of code into production.
• Ownership for ensuring code optimization, problem diagnosis, and on-time delivery
• Implement solutions as per the pre-defined framework /guidelines and adherence to processes
• Finding an optimal solution for the problem statement
• Conduct peer code review.

What candidate should know about:

• Excellent hands-on experience with Node.Js, Express.Js, JavaScript
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Excellent hands-on experience with MongoDB, Mongo aggregation, MySQL
• Ability to build REST services, Authentications, MVC applications
• Excellent Object Oriented Programming skills and ability to write modular, secure, scalable, and maintainable code
• Experience with Elastic Search, Redis.
• Knowledge about AWS components (S3, EC2, Cloudfront, Redis Clusters, etc.)
• Self-learning abilities are required
• Familiarity with upcoming new technologies is a strong plus

Expereince : 2-4 yrs experience

• Experience in woocommerce customization
• Experience in theme and plugin customization
• Knowledge of Jquery & Javascript is an added advantage.
• Hands on experience with any E-commerce website will be an advantage