Lead NodeJS Backend Developer

A BIT ABOUT US

Appknox is one of the top Mobile Application security companies recognized by Gartner and G2. A profitable B2B SaaS startup headquartered in Singapore & working from Bengaluru.

The primary goal of Appknox is to help businesses and mobile developers secure their mobile applications with a focus on delivery speed and high-quality security audits.

Our business includes Fortune 500 companies with Major brands spread across regions like India, South-East Asia, Middle-East, Japan, US, and expanding rapidly. 

The Opportunity:

We are seeking a highly skilled Staff Engineer (Backend) to join our dynamic software development team. In this role, you will take ownership of key backend projects, drive cross-functional collaborations, and lead efforts to deliver robust, scalable, and high-performance software solutions. You will be focused on solving complex problems and influencing technical strategy across multiple teams. As a engineering leader, you will have the autonomy to make technical decisions, define project scope, and guide the direction of backend architecture while working with a passionate, high-performing team.

You will be working hands-on with products built on Python, with additional contributions in Golang and Rust. These technologies are central to our development stack, and your focus will be on developing, scaling, and maintaining distributed services. A core part of our architecture involves distributed systems, so you will gain in-depth experience in maintaining, optimizing, and scaling these systems in a fast-paced environment.

As a lead engineer, we expect you to not only code but also architect solutions, make independent technical decisions, and navigate complex problem spaces. You will be trusted with significant ownership, and your expertise will play a key role in shaping the future of our product and technology stack.

We strongly value open source contributions, and encourage you to check out our work on GitHub at Appknox GitHub. While we have experienced security professionals onboard to guide you, a background in security is not required for this position.

Responsibilities:

• Lead the backend development for a disruptive product in the Security domain, driving innovation while improving performance, scalability, and maintainability.
• Own the software design process, including designing workflows, system architecture, and feature implementation plans.
• Ensure timely delivery of high-quality software solutions by coordinating sprints, planning releases, and managing cross-team dependencies.
• Translate functional and technical requirements into detailed architecture and design, taking independent decisions to ensure efficiency and scalability.
• Collaborate with cross-functional teams, providing guidance and support to developers to ensure high-quality deliverables.
• Conduct thorough code reviews to ensure code quality, maintainability, and adherence to best practices, while mentoring team members in coding standards
• Write clean, maintainable, and testable code, adhering to best practices and coding standards.
• Design and implement software components, frameworks, and APIs using Django and Python.
• Create flowcharts, layouts, and documentation to identify system requirements and solutions.
• Develop and enforce robust software verification plans, quality assurance procedures, and deployment strategies.
• Troubleshoot, debug, and upgrade existing systems to enhance functionality and performance.
• Ensure regular updates, maintain software systems, and evaluate user feedback to improve solutions.
• Mentor and guide junior engineers, fostering a collaborative and growth-oriented environment.
• Act as the go-to expert for backend technical challenges, driving solutions and decision-making processes across the team.

Requirements:

• 5–8 years of professional experience in backend development with a strong focus on Django and Python.
• Proficiency in Django REST Framework (DRF), relational databases, SQL, and ORMs (e.g., Django ORM, SQLAlchemy).
• Strong problem-solving skills and ability to make independent decisions regarding system design and implementation.
• Hands-on experience in designing and developing scalable, maintainable, and high-performing backend systems.
• Deep understanding of software engineering methodologies, including Test-Driven Development (TDD) and CI/CD practices.
• Strong communication skills, with the ability to document technical specifications and workflows clearly.
• Proven ability to lead and mentor a small team of engineers, providing technical guidance and support without formal people management responsibilities.
• Familiarity with cloud infrastructure, deployment pipelines, and microservices architectures is a bonus.
• Self-driven and able to operate autonomously in a fast-paced environment
• Able to handle ambiguity and adapt to rapidly changing business needs.

Work Expectations:

Within 1 month

• Attend KT sessions conducted by the engineering and product teams to gain a deep understanding of the product, its architecture, and workflows.
• Learn about the team's development processes, tools, and key challenges.
• Work closely with the product team to understand product requirements and contribute to the design and development of features.
• Dive deep into the existing backend architecture, including database structures, APIs, and integration points, to fully understand the technical landscape
• Begin addressing minor technical challenges and tasks, while understanding the underlying architecture and tech stack.
• Begin to participate in creating action plans for new features, ensuring that design and implementation are aligned with product goals.

Within 2 months

• Take ownership of specific features or modules within the codebase, including the responsibility for their design, development, and delivery.
• Begin identifying potential areas for improvement in the codebase and propose strategies for optimization and scalability.
• Conduct code reviews to ensure high-quality deliverables while mentoring team members on coding standards and best practices.
• Collaborate with cross-functional teams (e.g., frontend, DevOps, QA) to align technical implementation with business objectives.
• Develop technical documentation for the assigned modules or features, ensuring maintainability and ease of onboarding for new engineers.
• Start contributing to the sprint planning process by estimating effort, identifying dependencies, and mitigating risks.

Within 3 months

• Take complete control of the codebase, demonstrating the ability to work independently and make critical decisions on system design and implementation.
• Lead the development and delivery of key features, ensuring they meet performance, scalability, and maintainability requirements.
• Act as a technical mentor for the team by guiding junior engineers and providing support to peers when needed.
• Drive cross-team collaboration, ensuring smooth communication between engineering, DevOps, and product teams.
• Lead and own the technical discussions for new features, contributing to architectural decisions and resolving technical challenges.
• Monitor and improve development processes, suggesting tools or methodologies to enhance team productivity and software quality.
• Prepare and deliver regular updates to stakeholders on project progress, risks, and mitigation strategies.

Within 5-6 months

• Be fully autonomous in the codebase and capable of leading a small team of engineers.
• Demonstrate strong decision-making skills and the ability to deliver high-quality features independently.
• Establish themselves as the go-to expert for the backend codebase and act as the technical POC for cross-functional teams.
• Play a pivotal role in enhancing team productivity and aligning technical solutions with business needs.

Personality traits we really admire:

• Great attitude to ask questions, learn and suggest process improvements.
• Follows timelines and absolute commitment to deadlines.
• Has attention to details and helps identify edge cases.
• Highly motivated and coming up with ideas and perspective to help us move towards our goals faster.
• Follows timelines and absolute commitment to deadlines.

Interview Process:

• Round 1 Interview - TA Profile Evaluation
• Round 2 Interview - Assignment Evaluation
• Round 3 Interview - Engineering Team & Technical Founder
• Round 4 Interview - HR

Compensation:

• As per Industry Standards

Why Join Us:

• Freedom & Responsibility: If you are a person who enjoys challenging work & pushing your boundaries, then this is the right place for you. We appreciate new ideas & ownership as well as flexibility with working hours.
• Great Salary & Equity: We keep up with the market standards & provide pay packages considering updated standards. Also as Appknox continues to grow, you’ll have a great opportunity to earn more & grow with us. Moreover, we also provide equity options for our top performers.
• Holistic Growth: We foster a culture of continuous learning and take a much more holistic approach to training and developing our assets: the employees. We shall also support you all on that journey of yours.
• Transparency: Being a part of a start-up is an amazing experience one of the reasons being the open communication & transparency at multiple levels. Working with Appknox will give you the opportunity to experience it all first hand.
• Health insurance: We offer family health insurance coverage to employees.

• 5+ years of experience in backend development with a strong focus on Node.js and TypeScript.
• Strong understanding of Node.js frameworks.
• Proficiency in TypeScript, with experience in building scalable applications.
• Solid understanding of RESTful API design, WebSocket, and asynchronous programming patterns.
• Experience with databases (SQL/NoSQL), including MySQL, MongoDB, Redis, etc.
• Familiarity with blockchain technologies and cryptocurrency exchanges is a plus.
• Strong knowledge of security principles and best practices for web applications.

We are looking for a Node.js Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition, and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.

Location Preferences

• Candidates located in Kerala are preferred.

Skills and Qualifications

• Strong proficiency with JavaScript, React, and Redux

• Knowledge of Node.js and frameworks available for it(particularly Express,Loopback)

• Understanding the nature of asynchronous programming and its quirks and workarounds

• Good understanding of server-side templating languages

• Good understanding of server-side CSS preprocessors

• Basic understanding of front-end technologies, such as HTML5, and CSS3

• User authentication and authorization between multiple systems, servers, and environments

• Integration of multiple data sources and databases into one system

• Understanding Cloud based application deployment.

• Understanding fundamental design principles behind a scalable application

• Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform

• Creating database schemas that represent and support business processes

• Implementing automated testing platforms and unit tests

• Proficient understanding of code versioning tools, such as Git

Skills:

- Very Strong in WCF, WPF, MVVM, Restful WS, and XML

- Very good in Design/Architecture understanding

- Knowledge in DevExpress, Entity Framework, RDBMS and MS SQL Server would be a BIG 

PLUS. 

- Very Strong knowledge in OOPS and Design Patterns

- Working Knowledge in Design, Code reviews/quality, unit testing with NUnit/ XUnit and 

Continuous integration

- Analytical, a problem solver, with good communication skills.

- Ability to understand the requirements, analyze and articulate into design.

- Ability to find out and work with alternatives, check feasibility and propose solutions.

- Experience in Agile methodology and following best practices

- R&D mindset and thirst for exploring/learning new skills 

Qualifications 

Qualifications - BE/BTech/MCA

Experience: 6+ years 

[Senior NodeJS Developer] JP Funware & Technologies

Our Vision

JP Funware & Technologies is a new India-based online gaming company foraying into real money gaming with a portfolio that spans skill games (RummyXL) and many more upcoming ultimate games. The company specializes in technology and artificial intelligence to provide amazing game-playing experiences across its platforms. The Company for a future where the platform can deliver a culturally relevant and enjoyable experience in the Indian gaming environment, with features like easy payment withdrawal, less commission, and much more

The Role

JP Funware & Technologies is looking for a Senior NodeJS Developer passionate about working on core system architecture and cutting-edge technology with the experience and knack for real-money gaming. The ideal candidate should have experience in developing high-performance, scalable and secure applications using Node.js. You will be responsible for developing and maintaining server-side applications, implementing new features and fixing bugs, and collaborating with other team members to ensure the success of the project.

Key Responsibilities

·       Creating and maintaining server-side application logic.

·       Ensuring optimal performance of the central database and responsiveness to front-end requests.

·       Collaborating with front-end developers on the integration of elements.

·       Developing high-performance applications by writing testable, reusable, and efficient code.

·       Implementing effective security protocols, data protection measures, and storage solutions.

·       Collaborate with front-end developers on combining their front-end elements and components with the server side.

·       Work on security and data protection.

·       Incorporate data storage solutions (MongoDB).

·       Running diagnostic tests, repairing defects, and providing technical support.

·       Documenting Node.js processes, including database schemas, as well as preparing reports.

·       Design and optimize applications for high performance, high availability, and low latency

·       Write clean, maintainable, and efficient code.

·       Troubleshoot and debug applications.

·       Familiarity with how to create scalable Node.js applications.

Key skills and Experience Required

·       At least 6 years of experience in developing Node.js applications.

·       Strong understanding of JavaScript and Node.js.

·       Experience with popular Node.js frameworks such as Express, Koa, or NestJS.

·       Strong knowledge of database technologies such as MongoDB, MySQL, or PostgreSQL.

·       Experience with Git and version control.

·       Extensive knowledge of socket.io libraries, and frameworks (Express).

·       Working knowledge of front-end technologies such as HTML5 and CSS3.

·       Familiarity with how to create scalable Node.js applications.

·       Great organizational and time management skills.

·       Strong problem-solving and critical thinking skills.

·       Excellent communication and collaboration skills.

·       Master's degree in computer science, information science, or related field (preferred)

Why Explore a Career at JPFT

·      Disproportionate Learning

All you need to bring to the table is a passion for Real Money Games and/or Tech. The responsibility for your growth and managing your learning curve is totally ours. Real money games are one of the most challenging businesses from a Tech & Operations point of view and we intend to expose our employees to various facets of their domain to make them rich with hands-on experience.

·      Work-Life Balance

We do not glorify working overtime in the name of "startup hustle / hyper growth mindset". Efficiency is best driven when there is a solid work-life balance for our team members and we swear by this principle.

·      Wealth Creation

Attractive compensation way above the market along with our generous bonus policy helps us in helping our younger and more passionate team members focus on wealth creation at the very stage of joining the organization.

·      Peace of Mind

Flexible work culture and openness have been an integral part of our company structure from the beginning. We believe in taking care of your mental, physical, and emotional well-being.

It is a golden opportunity to be a part of the team and embark on a two-fold journey - enhancing the sports engagement of an average Indian and being the best RMG tech organization in the country. If you love sports and are passionate about technology and RMG, THIS IS THE PLACE for you!

Benefits at JPFT

Competitive Pay Packages || Swanky & vibrant workspace in Gurgaon || Investment in Learning & Development / Training || Employee Friendly Work Practices || Flexible Leave Policy || Company Laptop || Annual Offsite || Solve Challenging Problems|| High Scope of Innovation

Interview Process JPFT

· Exploratory Call by the HR Team

 The uniqueness of the hiring process at JPFT is that at least ONE Founder will be present in all your interviews. This ensures the candidate gets a very strategic view of where the company aims to be in the medium/long term.

· One Technical Round – The technical round is to gauge & understand competence on the desired skill set and alignment from a technical standpoint.

· Final Round with the Founding Team to understand alignment on the vision and long-term plans of the organization.

JPFT's Tech Stack

NodeJS

Redis

Socet.io

MongoDB

AWS

Unity, C#

Experience:
Min 3 year experience

Mogi I/O (www.mogiio.com), a Delhi based video delivery SaaS venture, is looking for a Full-stack /mean stack developer, both for an internship role.

A candidate should be high performance, high energy. He would work on core video and image tech. Should be a hands-on Full Stack or mean stack coder.

Experience – Any experience in Back end working on NodeJs and MongoDB.

Some core requirements -

• Should be a hands-on Back end- NodeJs and MongoDB, with experience in building real world applications.
• Highly curious, ability to learn and implement new technologies independently
• High ownership and impact-driven, capable of juggling multiple things
• Effective team player, able to mentor and learn from teammates.

Technical Proficiency - MongoDB, Node.js

Location – Work from Office (Saket, Delhi)

Compensation -

10k-12k per month based on interview performance and skill set, opportunity to convert to full time post internship completion.

Pre-Placement Offer(Performance based).

Key Responsibilities :

- Take on development of key modules in the application
- You will be responsible for day-to-day development tasks across the Software Development Life Cycle assigned to your team.
- Development of application framework components
- Allocation of development tasks to the team
- Code review on a regular basis and ensuring code quality and adherence to company coding standards.

Required Technical Skills :

Angular :

- Modules, components basic architecture
- Typescript in depth
- Reactive forms
- CRUD operations in paged tabular listing
- Validation and error handling in Angular
- Security concepts like JWT based authentication, oAuth with social platforms, route guards, role driven menu
- Server-side rendering (SSR) with Angular Universal
- PDF making and email sending using SSR
- Localization and internationalization

ASP.Net C# Web API :

- Controllers
- Models with validation attributes, custom validations
- Asynchronous programming
- Error handling and logging
- Server side UI table operations - sorting, searching, paging, page sizing
- Entity framework with database first approach, edmx designer 
-React JS, Angular JS

SQL Server :

- Tables, views, stored procedures, functions
- Optimizations - keys, indexes, partitions
- Working with XML/JSON data

HTML/CSS :

- JavaScript/jQuery, CSS 3.0/Less/SCSS,
- Bootstrap
- Responsive design