Principal Engineer- Backend

Backend Engineering Intern (Infrastructure Software) – Remote

Position Type: Internship (Full-Time or Part-Time)

Location: Remote

Duration: 12 weeks

Compensation: Unpaid (***3000 INR is just a placeholder***)

About the Role

We are seeking a motivated Backend Developer Intern to join our engineering team and contribute to building scalable, efficient, and secure backend services. This internship offers hands-on experience in API development, database management, and backend architecture, with guidance from experienced developers. You will work closely with cross-functional teams to deliver features that power our applications and improve user experience.

Responsibilities

• Assist in designing, developing, and maintaining backend services, APIs, and integrations.
• Collaborate with frontend engineers to support application functionality and data flow.
• Write clean, efficient, and well-documented code.
• Support database design, optimization, and query performance improvements.
• Participate in code reviews, debugging, and troubleshooting production issues.
• Assist with unit testing, integration testing, and ensuring system reliability.
• Work with cloud-based environments (e.g., AWS, Azure, GCP) to deploy and manage backend systems.

Requirements

• Currently pursuing or recently completed a degree in Computer Science, Software Engineering, or related field.
• Familiarity with one or more backend languages/frameworks (e.g., Node.js, Python/Django, Java/Spring Boot, Ruby on Rails).
• Understanding of RESTful APIs and/or GraphQL.
• Basic knowledge of relational and/or NoSQL databases (e.g., MySQL, PostgreSQL, MongoDB).
• Familiarity with version control (Git/GitHub).
• Strong problem-solving skills and attention to detail.
• Ability to work independently in a remote, collaborative environment.

Preferred Skills (Nice to Have)

• Experience with cloud services (AWS Lambda, S3, EC2, etc.).
• Familiarity with containerization (Docker) and CI/CD pipelines.
• Basic understanding of authentication and authorization (OAuth, JWT).
• Interest in backend performance optimization and scalability.

What You’ll Gain

• Hands-on experience building backend systems for real-world applications.
• Exposure to industry-standard tools, workflows, and coding practices.
• Mentorship from experienced backend engineers.
• Opportunity to contribute to live projects impacting end users.

Overview:

We as a global leader in software consultancy, is hiring a Senior Consultant skilled in backend technologies (Node.js / Java) with strong experience in Temporal.io (BPM/Workflow platform). This role offers an exciting opportunity to work remotely on cutting-edge, scalable enterprise solutions involving modern microservices, BPM workflows, and cloud-native technologies.

As part of our high-performance engineering team, you will contribute to designing, building, and maintaining distributed systems that drive critical client projects. The ideal candidate is hands-on with Temporal.io, backend development (Node.js or Java), and familiar with modern cloud, DevOps, and automation practices.

Key Roles and Responsibilities:

• Design, develop, and maintain backend services using Node.js (NestJS) or Java integrated with Temporal.io workflow engine.
• Model and implement business processes using BPMN workflows, including managing external task workers, Operate, and Tasklist in Temporal.
• Build and manage RESTful APIs and microservices that are scalable, secure, and maintainable.
• Collaborate closely with cross-functional teams including frontend engineers, DevOps, cloud architects, and QA.
• Implement secure authentication and authorization flows using Keycloak IAM.
• Develop and optimize database interactions with PostgreSQL in a process-driven architecture.
• Utilize Azure services such as Blob Storage, API Gateway, and AKS for cloud infrastructure.
• Automate cloud infrastructure provisioning using Terraform and manage containerized deployments with Kubernetes.
• Ensure high-quality deliverables by implementing unit and integration tests using Jest, and documenting APIs with Swagger/Postman/Insomnia.
• Participate in peer code reviews, technical discussions, and contribute to architectural decisions.
• Maintain and improve CI/CD pipelines (Azure DevOps/GitHub Actions desirable).

Technical Requirements:

Must-Have Skills:

• Temporal.io BPM Platform:
• BPMN modeling, external task workers, Operate, Tasklist (Hands-on experience mandatory)
• Backend Development:
• Node.js (with TypeScript, NestJS framework) OR Java (Strong proficiency)
• Frontend Exposure (Nice-to-Have):
• Modern React.js (v17+) with TypeScript (component-driven design)
• Cloud & Infrastructure:
• Experience with Azure Services: Blob Storage, API Gateway, AKS
• Infrastructure automation using Terraform
• Container orchestration via Kubernetes
• Database:
• Strong understanding of PostgreSQL and its role in process-driven applications
• Authentication & Authorization:
• Experience integrating Keycloak IAM for user role and token-based authorization
• Testing & API Management:
• Testing with Jest
• API documentation and testing using Swagger / Postman / Insomnia (OpenAPI)
• Version Control:
• Git and GitFlow branching strategy

Nice-to-Have / Bonus Skills:

• Blockchain integration for secure KYC/identity flows
• Building custom Camunda Connectors or writing exporter plugins
• Experience with Azure DevOps or GitHub Actions for CI/CD automation
• Authorization enforcement using identity-based access patterns

Additional Information:

• Work Mode: Remote (occasional office visits for team meetings)

COMPANY- LIGHTWAVE CONSULTANTS

Position: Ruby on Rails Developer

Experience : 3-7yrs

Location : Lower Parel, Mumbai (Hybrid Work Model)

Job Overview:

We are seeking a proficient Ruby on Rails Developer who brings strong object-oriented programming (OOP) principles, an API-first approach, and experience building scalable applications. The ideal candidate should be comfortable working with modern frontend frameworks, integrating APIs, and contributing to robust, maintainable, and performant backend systems. Familiarity with containerization technologies such as Docker and Kubernetes is a plus. Exposure to other backend languages like Python, Go, or Elixir is an added advantage.

Key Responsibilities:

● Design, build, and maintain scalable web applications using Ruby on Rails.

● Apply OOP principles and design patterns to ensure maintainable and modular codebases.

● Build and maintain RESTful and GraphǪL APIs to support frontend and external integrations.

● Collaborate with frontend teams to ensure seamless integration with modern JavaScript frameworks (React, Vue, etc.).

● Write clean, efficient, and secure code following best practices in performance, testing, and documentation.

● Ensure the system is scalable and performant, capable of handling large-scale data and user interactions.

● Participate in code reviews, system architecture discussions, and continuous improvement processes.

● Work in agile teams, using CI/CD pipelines and version control effectively.

● Implement containerized services and deployments using Docker and optionally Kubernetes.

● Actively contribute to technical decision-making, mentoring junior developers, and maintaining high engineering standards.

Required Skills & Ǫualifications:

●Strong hands-on experience with Ruby on Rails and solid understanding of Ruby language constructs.

● Sound knowledge of OOPs concepts, SOLID principles, and design patterns.

• Proven experience building and maintaining APIs (RESTful and/or GraphǪL).

● Comfortable working with frontend developers and integrating with modern frameworks (React, Vue, etc.).

● Experience working on scalable, production-grade systems.

● Familiarity with SǪL and ActiveRecord, performance tuning, and caching strategies.

● Version control expertise using Git and experience with code review workflows.

● Strong hands-on experience with TDD using RSpec and a clear understanding of testing strategies.

● Comfortable with debugging, profiling, and monitoring production systems.

Preferred Qualifications:

● Exposure to Docker and basic container orchestration with Kubernetes.

● Experience with background job processing (Sidekiq, Resque).

● Knowledge of CI/CD pipelines, deployment strategies, and infrastructure-as-code practices.

● Familiarity with monitoring and alerting tools for backend services.

● Experience working in a microservices or service-oriented architecture (SOA) setup.

● Working knowledge of additional backend languages such as Python, Go (Golang), or Elixir.

● Understanding of security best practices in web development and API design.

● Familiarity with service observability, logs, metrics, and tracing tools

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.

• 2+ years of experience with Node.js/Express.js or similar framework
• 1+ years of experience with MongoDB
• 1+ years of experience creating REST APIs and backend systems
• Experience with Docker is a plus
• Integration of user-facing elements developed by front-end developers with server-side logic
• Writing reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performant applications
• Implementation of security and data protection
• Server Setup/AWS/GCP experience is a plus
• Creating APIs and backend systems
• Scraping sites and creating backend dashboards for data management
• Backend infrastructure management and deployment

Responsibilities:

• Developing and maintaining all server-side network components.
• Ensuring optimal performance of the central database and responsiveness to front-end requests.
• Collaborating with front-end developers on the integration of elements.
• Designing customer-facing UI and back-end services for various business processes.
• Developing high-performance applications by writing testable, reusable, and efficient code.
• Implementing effective security protocols, data protection measures, and storage solutions.
• Running diagnostic tests, repairing defects, and providing technical support.
• Documenting Node.js processes, including database schemas, as well as preparing reports.
• Recommending and implementing improvements to processes and technologies.
• Keeping informed of advancements in the field of Node.js development.

Requirements:

• Bachelor's degree in computer science, information science, or similar.
• At least two years of experience as a Node.js developer.
• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
• Superb interpersonal, communication, and collaboration skills.
• Exceptional analytical and problem-solving aptitude.
• Great organizational and time management skills.
• Availability to resolve urgent web application issues outside of business hours.

Skyber is a fintech based in Mumbai, India, and is building a connected commerce platform and disruptive Enterprise SaaS with the fundamental of digitalizing, unifying, and streamlining business processes and transactions.

Our flagship platform - Dhanda (https://mydhanda.com">https://mydhanda.com) is live on Play Store and iOS App Store🚀

At Skyber, we are obsessed with our vision to create an ecosystem for Micro, Small, and Medium-sized Business Owners & freelancers of Bharat where we provide them with procurements to payments & enquiry to invoicing platform. Skyber was born out of the need to bring back the focus on these business owners, to empower them so that they can ride along with the technology wave and adopt the phigital way.

To build such a community we require people with the same vision who are working towards making this dream possible for us and for all these business owners.

Your Key Responsibilities:

• Developing and maintaining all server-side network components.
• 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.
• Running diagnostic tests, repairing defects, and providing technical support.
• Documenting Node.js processes, including database schemas, as well as preparing reports.
• Recommending and implementing improvements to processes and technologies.
• Keeping informed of advancements in the field of Node.js development
• Following an agile framework of development

Who can apply :

Only those candidates can apply who:

1. Are available for full time. Right now the team is working from home but when the situation improves we expect them to come to Office. ( Office is situated in Goregaon, Mumbai )
2. At least 2 years of professional work experience in the field of design along with a strong portfolio demonstrating past work experience.
3. Can join the team on an immediate basis.
4. Have relevant skills and interests.

Perks :

• Flexible work hours
• Informal dress code
• A ticket on our rocket ship to the Moon 🚀

Here’s what you will get if you work with us :

1. Working with a young & dynamic team that constantly tests your thinking and beliefs.
2. No specific work timings. We believe that your work should speak for you and not the time.
3. Constant amusement by Dot (Warning: Apply only if you love dogs) 🐶
4. Occasional doses of Yummy Home Cooked food 😋
5. Homelike Work Environment (We also have a bed if you need to sleep - even though we think you won't get any for a while)

We're looking for Senior Node js backend developers with over 2+ years of experience and strong expertise in Javascript based development using Node js and Express. We are looking for cadidates who are go-getters and are leaning towards leadership positions. Candidates must have a proven history of building, scaling, optimising and securing Node js based backends and APIs using a microservice architecture.

Bonus Skill : Experience with ReactJs, Postgres

We would prefer candidates who can join immediately or are currently serving their notice period.

Key Skills Required

1. A passion for Javascript based solutions and an extremely strong understanding of JavaScript

2. Proficiency in Node js and Express based development

3. Stong experience in building scalable REST APIs

4. Experience in implenting API security using tokens, encryptions keys and other methods

5. A proved history of building scalable and secure web applications and APIs with Node js using a microservice architecture

6. Working experience with API Gateways

7. Experience with Docker

8. Experience in maintaining code via Git workflows

9. Ability to work independantly or as a part of a team

10. Ability to work in an Agile environment

Responsibilities

1. Understanding requirement and congributing to engineering solutions at a conceptual stage to provide the best possible solution to the task/challenge

2. Building high quality code using coding standards based on the SRS/Documentation

3. Building component based, maintainable, scalable and reusable backend libraries/modules.

4. Building & documenting scalable APIs on the Open Spec standard

5. Unit testing development modules and APIs

6. Conducting code reviews to ensure that the highest quality standard are maintained

7. Securing backend applications and APIs using industry best practices

8. Troubleshooting issues and fixing bugs raised by the QA team efficiently.

9. Optimizing code

10. Building and deploying the applications