Senior Backend Engineer | Full Time(Remote)

Responsibilities

• Provide technology contributions in
• Working in an agile development environment
• Translating business requirements into low-level application design
• Application code development through a collaborative approach
• Doing Full-scale unit testing
• Applying test-driven and behaviour-driven development (TDD/BDD) QA concepts
• Applying continuous integration and continuous deployment (CI/CD) concepts

Soft Skills

• Should be able to contribute as an individual contributor
• Should be able to execute his/her responsibility independently
• Excellent problem-solving skills and attention to detail.
• Focus on self-planning activities
• Firm with communication skills

Mandatory Skills

• Java, Spring Boot, Python and relational / non-relational databases
• Container orchestration - Kubernetes, Docker
• Development experience in Linux environment
• Modern SDLC tooling (Maven, Git)
• Micro services design-oriented application development and deploying the same using Container orchestration in the cloud environment
• Understanding CI/CD pipeline & related system development environment

Nice-to-have Skills

• Front-end technologies (JavaScript, HTML5, CSS, Angular)

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 Senior Backend Engineers who thrive in agile, fast-moving teams and can turn bold ideas into impactful products. You will play a critical role in developing high-quality backend systems, solving complex problems independently, and shaping next-gen solutions that drive our company’s mission forward. You should excel in building scalable, performant systems and have a deep understanding of design and architecture patterns.

What You’ll Do

• 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.
• Writing clean, high-quality, high-performance and maintainable code.
• The entire lifecycle of stories: development, test, production, and subsequent fixes and improvements.
• Solving complex technical problems.
• Develop a highly scalable and performant backend based on event-driven architecture.
• Building robust, secure and scalable microservices.
• Splitting features into tasks and for the backend architecture and its evolution.
• Performing an objective analysis of the problem statement and coming up with an unbiased technical solution before writing a single line of code.
• Coordinating cross-functionally to ensure the project meets business objectives and compliance standards. This includes collaborating with QAs, PMs to ensure timely delivery of high-quality apps.
• Participating in, designing and driving the code review process.
• Implementing RESTful services with a metric-driven API Gateway.
• Ensuring sub-second server response and implementing relational, document, key, object or graph data-stores, index stores and messaging stores as needed.
• Tracking defects and working with business owners and users to triage bugs and manage backlog.
• Taking ownership to run and maintain Cloud infrastructure.
• Evaluating relevant technologies, influencing and driving architecture and design discussions.
• Owning and delivering end-to-end backend features, ensuring high performance, reliability, and scalability.
• Collaborating with product stakeholders to deliver impactful solutions aligned with business objectives.
• Writing clean, efficient, maintainable code using best practices and participating in code reviews.
• Building reusable services and contributing to core engineering libraries.
• Documenting and demonstrating solutions through documentation, DFDs, and code comments.
• Solving complex technical problems with objectivity before writing code.
• Taking ownership of backend systems, including APIs, data pipelines, and infrastructure.
• Working closely with Product to help drive KPIs and align engineering goals with business outcomes.
• Staying agile and adapting quickly to evolving requirements, scope, and priorities.

What You Bring

• 3+ years of experience in software development with strong expertise in Golang.
• Overall 6+ years of experience in software development with a strong base and framework expertise in Java/Go/Python.
• Basic working knowledge of frontend technologies.
• Experience with frameworks – like Springboot, Quarkus, Gin/Mux.
• Experience in working with microservice architectures, transactional systems, and distributed environments.
• Exposure in building RESTful APIs with monitoring, fault tolerance and metrics (with something like Newrelic).
• Experience with MySQL, PostgreSQL, NoSQL (Cassandra, Redis, DynamoDB).
• Proficient in OOP, SQL, Design Patterns with Data modeling experience in Relational databases.
• Proficient in building GraphQL APIs.
• Proficient with Continuous Integration (CI), Continuous Deployment (CD) and version control (Git).
• Well-versed with TDD and Test Engineering and Automation.
• Excellent attention to detail.
• Outstanding written and verbal communication skills.
• Experience mentoring a team of 2–3 engineers.
• A self-starter who can work well with minimal-to-no guidance in a fluid environment.
• Excited by challenges surrounding the development of highly scalable & distributed systems.
• Agile and able to adapt quickly to changing requirements, scope, and priorities.
• Experienced in working on massively large-scale data systems in production environments.

Bonus Points For

• Open-source contributions, side-projects, blog posts and YT tech videos.
• Experience deploying serverless applications to GCP.
• Experience in Cloud Run, Cloud Pub/Sub, Cloud Tasks, Kubernetes, Cloud Vision.
• Experience with AWS stack.
• Machine learning experience.

What You Get

• Best in class salary: We hire only the best, and we pay accordingly.
• Proximity Talks: Meet other designers, engineers, and product geeks — and learn from experts in the field.
• Keep on learning with a world-class team: Work with the best in the field, challenge yourself constantly, and learn something new every day.

About Us

Proximity is the trusted technology, design, and consulting partner for some of the biggest Sports, Media and Entertainment companies in the world! We’re headquartered in San Francisco and have offices in Palo Alto, Dubai, Mumbai, and Bangalore. Since 2019, Proximity has created and grown high-impact, scalable products used by 370 million daily users, with a total net worth of $45.7 billion among our client companies.

We are Proximity - a global team of coders, designers, product managers, geeks, and experts. We solve complex problems and build cutting edge tech, at scale. Our team of Proxonauts is growing quickly, which means your impact on the company’s success will be huge. You’ll have the chance to work with experienced leaders who have built and led multiple tech, product and design teams.

Experience – 1-2 yrs

Qualification- MCA /B. Tech.

Job Nature - Permanent

Skills - PHP,Laravel, Codeigniter, MySQL, HTML5, CSS3, JavaScript with ES6, Ajax,Theme development & Plugin 

Working days - 5

Job location- Lucknow

 Responsibilities:

•        Developing and maintaining high-performing, scalable, and robust themes and plugins.
•        Implementing different aspects of coding standards for JavaScript, PHP, and WordPress.
•        Understanding the project requirements, preparing the flow, and planning the solution to accomplish the job optimally.
•        Designing and implementing new features and functionality.
•        Establishing and guiding the website’s architecture and custom requirements.
•        Ensure high performance and availability, and manage all technical aspects of the CMS.
•        Must be able to create themes and plugins from scratch by following WordPress theme and plugin development standards.
•        Strong understanding of Backend technologies, including PHP, OOP concepts, Ajax, and API integrations.
•        Strong understanding of front-end technologies, including HTML5, CSS3, JavaScript, and jQuery.
•        In-depth experience with WordPress terminologies like Post, Page, Category, Tags, Template hierarchy, etc.
•        Excellent problem-solving and learning skills.
•        Experience in working with WooCommerce and its add-ons, developing payment gateways, shipping, tax solutions, and REST API integrations.
•        Have a deep understanding of WordPress database structure, built-in queries, and security practices.
•        Comfortable working with debugging tools like Firebug, Chrome Inspector, etc.

Good to Have :

•        Experience working with WordPress Multisite development
•        Proficient understanding of code versioning tools such as Git, BitBucket, SVN, and Mercurial.
•        Have worked with 3rd party API integrations with WordPress via plugins and themes.
•        Knowledge of how to interact with RESTful APIs and formats (JSON, XML)
•        Knowledge of WPRest API and WP-CLI
•        Package management tools like NPM and Composer

Job Description
We are looking for a Back-End Web Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be 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.

Responsibilities

• Integration of user-facing elements developed by a front-end developers with server side logic
• Building reusable code and libraries for future use
• Optimization of the application for maximum speed and scalability
• Implementation of security and data protection
  
  

Skills And Qualifications

• Basic understanding of front-end technologies and platforms, such as JavaScript, HTML5, and CSS3
• User authentication and authorization between multiple systems, servers, and environments
• Integration of multiple data sources and databases into one system
• Management of hosting environment, including database administration and scaling an application to support load changes
• Data migration, transformation, and scripting
• Setup and administration of backups
• Creating database schemas that represent and support business processes
• Implementing automated testing platforms and unit tests
• Experience with Kafka / RabbitMQ
• Proficient knowledge of NodeJS
• Working knowledge of databases like PostgreSQL and MongoDB
• Experience with AWS Cloud services like S3 and EC2
• Proficient understanding of code versioning tools, such as Git

About us:-

Zupee is India's hottest Real Money Gaming Platform

With in 1 yr of start, we just had an initial team of around 30 people, these 30 were successful to bring 10 Million+ users and an overall consumer spend of 1.5 Billion USD on the platform, the journey which needed years to be covered was covered with in 1yr. As we speak today, Zupee has been profitable for almost an year now and has ended the year 2020 with a team size of 70+ and over all growth rate was mapped around 20X.

Our user base has significantly gone up and we have invested highly in technology and have got best in class tech stack, it's time to add the backend developers who can help us scale up the platform so that we can drive profitable growth and become the market leader in our space.

Backend Developer :- (3 - 12 yrs)

What You'll Need?

• Knowledge of languages (JavaScript, Python) and frameworks/systems (nodejs)
• Strong analytical skills and aptitude
• Understanding of data architecture, software design and best coding practices
• Understanding of TCP/IP networking concepts and technologies
• Ability to learn new languages and technologies
• Experience with databases (both SQL and NoSQL)
• Familiarity with Agile development methodologies
• Working knowledge of Linux