Senior Staff Engineer

Position Name : Senior Software Developer (Node.js/RoR/Swift/React)

Experience : 5 to 10 Years

📍 Location : Remote

Notice Period : Immediate to 15 Days

Role Overview :

We are looking for a highly skilled Senior Software Developer with expertise in Node.js, Ruby on Rails (RoR), React, and Swift.

The ideal candidate should have strong problem-solving skills, hands-on development experience, and a deep understanding of software architecture, design principles, and TDD best practices.

Key Responsibilities :

• Backend-Heavy Full-Stack Development : Strong focus on Ruby on Rails (RoR) for backend and React for frontend.
• Test-Driven Development (TDD) : Follow TDD principles to ensure high-quality code.
• Software Architecture & Design : Implement scalable and maintainable solutions.
• Data Structures & Algorithms : Optimize performance and ensure efficient solutions.
• Clean Code Practices : Write modular, reusable, and well-documented code.
• Agile Development : Work in an Agile environment with CI/CD pipelines.
• Full-Stack Ownership : Manage both backend and frontend development, including deployment.
• Peer Collaboration : Participate in code reviews, pair programming, and knowledge sharing.

Technical Skills & Experience :

Must-Have :

• Ruby on Rails (RoR) - Backend
• React.js - Frontend
• Strong expertise in architecture, design, and hands-on development.
• Excellent understanding of Data Structures & Algorithms.
• Proven experience with TDD principles.
• Excellent communication skills.

Good to Have :

• Experience with Node.js, TypeScript, Swift, and JavaScript
• Familiarity with relational databases and web frameworks
• CI/CD tools like Jenkins, Hudson, or Bamboo.

MERN Stack Developer

Location: Surat, Gujarat (No WFH )

Job Summary:

We are looking for a Full Stack Developer (MERN) with hands-on experience in building highly scalable, performance-driven applications. The ideal candidate should have a deep understanding of both front-end and back-end development, microservices, and database optimization for large-scale systems. You will be responsible for designing, developing, and maintaining applications that can handle high concurrency (1,000+ active users) while ensuring performance, reliability, and scalability.

This role involves working closely with cross-functional teams — including product managers, designers, and DevOps engineers — to deliver cutting-edge, enterprise-grade solutions.

Roles & Responsibilities:

• Design and develop scalable and distributed web applications using the MERN stack (MongoDB, Express.js, React/Next.js, Node.js).
• Build and optimize RESTful APIs for high-performance, concurrent environments.
• Architect and manage MongoDB databases, ensuring high availability, efficient query performance, and scalability.
• Implement queueing systems (e.g., BullMQ, RabbitMQ, Kafka, or Redis Queues) for background jobs and asynchronous processing.
• Optimize server and client performance to support real-time data updates and high concurrent user loads.
• Collaborate with DevOps to improve deployment pipelines, containerization (Docker), and cloud scalability.
• Conduct thorough testing, profiling, and debugging to identify performance bottlenecks and optimize both code and infrastructure.
• Participate in code reviews, architecture discussions, and sprint planning to ensure technical excellence and scalability across all layers.

Qualification / Requirements:

• Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience).
• 1 + years of hands-on experience in full-stack development using the MERN stack.
• Proven experience working on applications supporting 1,000+ concurrent users or large-scale distributed systems.
• Strong expertise in:
• Node.js (asynchronous programming, clustering, performance optimization)
• Next.js & React.js (SSR, CSR, and dynamic rendering)
• MongoDB (aggregation pipelines, indexing, schema design for scalability)
• Practical experience with message queues (BullMQ, RabbitMQ, Kafka, or Redis Streams).
• Familiarity with caching mechanisms (Redis, Memcached) to optimize performance.
• Experience with Docker and microservices-based architectures is a plus.
• Good understanding of API design, authentication mechanisms (JWT, OAuth), and security best practices.
• Experience working in Agile environments and using Git-based version control.

Nice to Have:

• Exposure to serverless computing (AWS Lambda).
• Experience with monitoring tools (New Relic, Datadog, ELK Stack).
• Knowledge of CI/CD pipelines and automated deployment workflows.
• Experience in real-time communication (WebSockets, Socket.io).

Very good knowledge of at least one front end technology like AngularJs, ReactJs, ViewJs

Very good experience in AJAX, Javascript, Jquery, HTML, CSS3, bootstrap.

Good experience working for APIs and web-services

Should have good experience working for GIT or Bitbucket

Excellent Communication

Able to communicate with International client directly

- Strong logic and analytical skills.

- 5+ Years of experience with PHP, React.js, Javascript, HTML5, CSS3.

- Database Experience - Postgres or other relational databases.

- Proficient understanding of code versioning tools, such as Git, bitbucket.

- Familiarity with Unix/Linux environments.

- Experience with modern dev stack (Docker, Kubernetes) as well as cloud hosting solutions would be an added advantage but not compulsory.

- Use SOAP and REST to implement API integrations

- Flexible to Learn new technologies!!

Must Good English communication

Requirements:

• Bachelor's or Master’s degree in Computer Science, Engineering, or related field.
• Minimum 5+ years of experience in Node.js & Angular development.
• Experience with NoSQL database technologies like MongoDB is must.
• Strong problem-solving skills and the ability to work effectively in a fast-paced environment.
• Excellent communication skills with the ability to articulate technical concepts to non-technical stakeholders.
• Ability to prioritize tasks, manage projects properly and meet project deadlines.
• Experience with version control systems (e.g., Git) and CI/CD pipelines is must.

Responsibilities:

• Lead the Product development team in designing, implementing, and maintaining robust MEAN stack Application.
• Should be able to plan & execute Development Sprints in Jira based on given Feature Documentation.
• Should be able to allocate resources for Sprints and give time estimates.
• Conduct Daily Standup Meetings for Team and make sure of Sprint Progress.
• Provide technical leadership and mentorship to junior developers, guiding them in best practices for MEAN Stack development.
• Collaborate with stakeholders to gather requirements, provide technical insights, and communicate project progress.
• Stay updated with the latest development trends, tools, and technologies, and advocate for their adoption within the team.
• Making sure that we are creating highly scalable and maintainable API’s that meet performance and security requirements.
• Make sure to have at least 90% Test Coverage for NodeJS Backend.
• Conduct detailed code reviews & refactoring and ensure adherence to coding standards, best practices, and project guidelines.
• Optimising frontend components for maximum performance across a vast array of web-capable devices and browsers.
• Develop detailed, annotated wireframes depicting all elements on unique screen types, including content, functional, navigation, and interaction specifications.
• Articulates rationale for approach in the context of both business and user needs.
• Define processes and deliverable that meet project goals and are reasonable within operational, cultural and technology constraints.
• Submit Weekly Sprint & Product Performance Report to Management

Role Description

The role is of a Full-stack Engineer who is motivated to actively contribute to the design and development of new product features and enhancements. The role is expected to contribute and support in delivering technical solutions for various problem.

Responsibilities

Hands-on experience to implement solutions using JavaScript(React JS & Node JS)

Develop web/mobile applications using HTML, CSS, JavaScript, Type

Script, React,

In-depth knowledge in JavaScript including ES6+ and Typescript

Experience developing REST and GraphQL APIs with NodeJS and integrations with third-party solutions

Experience in React Native, Android or iOS Native is added advantage.

Working knowledge of SQL and NoSQL database technologies

Experience with TDD and writing robust Unit Test cases.

Exposure to CICD tools, including Git, Maven, Jenkins, Azure

DevOps, App Store deployments

Hands-on development to prototype technical solutions.

Knowledge of any cloud platform solutions (Azure, GCP)

Aware of Agile (Scrum) methodologies

Willing to adapt and learn new/emerging technologies.

Good communication and interpersonal skills

Qualifications

BCA/ MCA / B.Tech. / B.E. / M.Tech. / M.S. in Computer Science

2 - 6 years of experience in development within product-based companies or R&D divisions.

Knowledge in Java, Object-Oriented Programming, Design Patterns, Data structures and algorithms

Our Ideal Candidate

You have a deep interest and passion for technology. You love owning new responsibilities and enjoy working with people who will keep challenging you at every stage. You have strong problem-solving, analytic, decision-making and excellent communication with interpersonal skills. You are self-driven and motivated with entrepreneurial passion and desire to work in a fast -paced, results - driven agile environment with varied responsibilities. You have a passion to mentor and drive technical associates to deliver quality products in an agile environment. You have a flair to setup new process and bring in an innovative mindset to drive the team.

About Company

“Bottom Funnel Inc. is an Equal Opportunity Employer – By Choice. We believe we are best equipped to help our associates, customers and the communities we serve live better when we really know them. That means understanding, respecting and valuing diversity unique styles, experiences, identities, ideas and opinions – while being inclusive of all people.”

Bottom Funnel provides the system and framework that modern marketers need to generate clients from scratch.BOTTOM FUNNEL is a 360° digital branding and marketing agency that provides a wide spectrum of internet marketing services to enhance the online presence of all kinds of businesses.

We offer global solutions of digital marketing and all IT trending technology solutions, communication through classifieds, web portals, social media networks, advertising channels, and search engines. Our digital experts and business consultants help clients by providing only the best digital marketing strategy to develop through innovation and creativity.

Role :

We are building one of the world's best tech platforms for online giving, where we provide opportunities for people to donate to any cause, non-profit or geography that they care about, in the most simple, personalized and effective manner. We scale our impact on the lives of millions of underprivileged people every year through our workplace giving, subscription giving and crowdfunding products.

At Give, we are looking for top-talent for our engineering team - software engineers who want to solve complex problems, continually learn, and most importantly, make a real impact in the lives of others.

Responsibilities :

- Work alongside product to understand our requirements, and design, develop and iterate

- Think through complex architecture to build robust and scalable solutions

- Build well-abstracted modules and services

- Provide design reviews for other engineers, including feedback on architecture and design issues, as well as integration, performance and scalability

- Follow scrum methodology to iterate and deploy fast

- Mentor other team members and colleagues

- Contribute to documentation, process and procedures

Requirements :

- 7+ years of experience

- Expertise in various Javascript frameworks/libraries including, but not limited to NodeJS and React.js

- Advanced knowledge of JavaScript

- Understanding of the fundamental principles of asynchronous code

-The ability to write efficient, scalable, reusable code

- The ability to conceptualize, diagnose, architect, iterate and build systems, sub-systems and services that are complex and enterprise scale

- Advanced knowledge and experience in web and server-side technologies

- Experience in both NoSQL and relational databases (MongoDB, PostgreSQL or similar databases) and an advanced understanding of data modeling

- Experience in one or more OO language like Python/Flask (preferable), Java, Ruby, etc.

- Identity Management and Security (SSL protocols, data encryption, user authentication, authorization services)

- Expertise in Git

- The ability to work across all software platforms at a high level - frontend and backend, server management, CI/CD, administrate third party tools/services/integrations

- An advanced understanding of open source libraries/frameworks and integration with third party

- APIs - with a focus on Payments, Notifications and Analytics

- Advanced knowledge of client/server-side caching mechanisms across multiple layers

- Proven track record of technical leadership, software delivery, ownership and mentorship

- Superb understanding of scalable computing systems, software architecture, data structures and algorithms

- Deep understanding of service-oriented and microservice architectures

- Expertise in AWS and its related services (EC2, S3, RDS, Route53, Elastic Beanstalk and more) or an equivalent cloud provider, Linux and shell scripting

- Knowledge of Nginx, Docker, gunicorn is a plus

- The ability and the experience to proactively account for the edge cases rather than diagnosing them after the fact

You will make an ideal candidate if you have: 

• Overall 6+  years of software development experience in building web-based and highly scalable applications 

• Excellent understanding of core computer science concepts like algorithms, data structure, system design, OOP, etc. 

• Deep knowledge and development expertise in Core Java and SpringBoot 

• Experience in using dockers and Linux.

• Hands-on coding experience in developing web applications with REST APIs

• Good understanding/exposure to Kafka and Elastic.(must have)

• Log stash understanding is add-on

• Worked in a CI/CD environment with Jenkins and handled deployments by yourself 

• Experience working in an agile team with software engineering practices like automated testing, test-driven-development, continuous integration, etc is a big plus. 

KRAs:

• Liaise with business/departmental stakeholders, understanding requirements
• Making project plan and enhancement feature release roadmap
• Working hands-on for product enhancements
• Producing, testing and debugging code

Job brief:

We are looking for a Senior Solution Engineer to lead and implement solution enhancements. You will work with top management to define solution requirements and take the lead on technical aspect of the project.

In this role, you should be able to work independently with little supervision. You should have excellent organization and problem-solving skills. If you also have hands-on experience in technology development and agile methodologies, we’d like to meet you.

Your goal will be to enhance and develop high-quality technology solutions that is aligned with user needs and business goals.

Responsibilities

• Develop high-quality technology design and architecture
• Identify, prioritize and execute tasks in the software development life cycle
• Develop tools and applications by producing clean, efficient code
• Automate tasks through appropriate tools and scripting
• Review and debug code, perform validation and verification testing
• Identify 3rd party integration opportunity and engage with 3rd party team on technology and business aspect and drive successful integration

• Develop technology solutions by studying information needs; conferring with users; studying systems flow, data usage, and work processes; investigating problem areas; following the software development lifecycle
• Determine operational feasibility by evaluating analysis, problem definition, requirements, solution development, and proposed solutions
• Demonstrates solutions by developing documentation, flowcharts, layouts, diagrams, charts, code comments and clear code
• Protect operations by keeping information confidential
• Provide information by collecting, analysing, and summarizing development and service issues.

Skillset requirements:

• Knowledge of selected programming languages (e.g. Python, C++) and the Java/J2EE platform
• In-depth knowledge of relational databases (e.g. PostgreSQL, MySQL) and NoSQL databases (e.g. MongoDB)
• Java/JEE, Spring, JSON, XML, NoSQL Database(MongoDB, Cassandra), Distributed System, RDBMS, ePub3, MVC frameworks, Design Patterns, Javascript, JQuery, JSON
• Ability to use version control software such as GIT and SVN
• Experience as an applications programmer on large-scale data base management systems
• Experience writing SQL queries for SQL Server or another Relational Database is required
• Experience in LAMP (Linux, Apache, MySQL, PHP/Python/Perl) and/or server-side Java programming with Web 1.0 MVC frameworks and experience in JEE technologies like Servlets, JSPs, EJBs, Web Services, JMS, JAXB.
• Design, develop and implement unit and scenario testing for existing code base and for new functionality under development
• High scalability projects involving cloud-based infrastructure design and implementation
• Good understanding of Web Services protocols such as REST, SOAP and API design for extensibility and portability
• Experience debugging distributed systems with high data loads
• Deep understanding of distributed data model
• Solid understanding of the Software as a Service (SaaS) model in the online environment

Mindset requirements:

• Solution mindset
• Teamwork
• Analytical & Critical Thinking
• Attention to details