Full Stack JavaScript Engineer

About the Role :

We are seeking a highly skilled Lead Software Developer with a strong background in SaaS product development and expertise in designing scalable, secure, and resilient systems. You will lead the technical architecture of our cloud-native platforms, manage cross-functional

engineering efforts, and implement best practices across backend, frontend, and infrastructure layers.

This is a leadership role based on-site in Jaipur and ideal for someone who enjoys solving complex system challenges and building high-impact software.

Key Responsibilities:

● Lead the design and implementation of scalable SaaS application architecture

● Architect and develop solutions using Laravel, NestJS, Node.js, and AWS

● Build and manage microservices and serverless infrastructure for high availability and maintainability

● Implement and manage asynchronous and parallel request handling for optimized system performance

● Design and scale load handling and queue management systems using BullMQ and Redis

● Develop and integrate real-time data workflows using webhooks and external APIs

● Configure and manage Node.js clusters for performance and fault tolerance

● Collaborate with frontend developers working on React and Vue.js to deliver seamless UI/backend integration

● Ensure code quality, observability, and maintainability across services

● Monitor, debug, and resolve issues in production using logs and performance tracking tools

● Drive CI/CD implementation, infrastructure automation, and DevOps practices

Required Skills & Qualifications:

● 5 - 7 years of experience in full-stack or backend software development

● Proven experience as a Lead Developer on SaaS products

● Proficient in Laravel, NestJS, and Node.js

● Deep understanding of BullMQ, Redis, and message/queue-based architectures

● Experience with asynchronous processing, parallel request handling, and load distribution

● Proficient in microservices and serverless architecture patterns

● Strong command of AWS (EC2, Lambda, RDS, S3, API Gateway, IAM, CloudWatch)

● Hands-on experience with webhooks, job queues, background tasks, and rate-limiting strategies

● Familiarity with Node.js cluster mode and scaling strategies

● Solid experience in debugging, tracing, and performance monitoring

● Frontend integration experience with React or Vue.js (please specify your exposure)

● Strong leadership, collaboration, and mentoring abilities

Preferred Skills (Nice to Have):

● Experience with Docker, Kubernetes, and CI/CD pipelines

● Exposure to event-driven architecture and multi-tenant SaaS platforms

● Familiarity with observability tools such as Grafana, Datadog, or New Relic

Context for the Candidates:

Blockchain engineers are tasked with building secure, scalable, and high-performance decentralized applications. This discussion focuses on how to utilize key technologies—Node.js, Rust, Go, TypeScript, Ethers.js, viem, and Hardhat—in smart contract and blockchain system development, while addressing the practical challenges that arise in such projects.

Key Discussion Points:

• How do you integrate Node.js, Rust, Go, and TypeScript in blockchain-backed applications?

• Discuss the trade-offs between using Rust or Go for performance-critical blockchain services.

• What are the key challenges in ensuring the security and scalability of smart contracts using tools like Ethers.js, viem, and Hardhat?

• How do you approach testing, debugging, and deploying smart contracts in a decentralized environment?

• Share best practices for gas optimization, contract upgradability, and backend scalability.

Evaluation Criteria:

1. Technical Knowledge:

• Strong knowledge of Node.js, Rust, Go, and TypeScript with practical experience in blockchain development.

• Proficiency in Ethers.js, viem, Hardhat, and smart contract lifecycle (development, testing, deployment).

• Understanding of security best practices, performance optimizations, and scalability in decentralized systems.

2. Problem-Solving and Integration Skills:

• How candidates approach integrating smart contract solutions with backend services using Node.js, Rust, Go, and TypeScript.

• Solutions proposed for common challenges in blockchain projects such as gas fees, security vulnerabilities, and system bottlenecks.

3. Experience and Expertise:

• Minimum of 2 years of IT experience, including hands-on development with the specified technologies.

• Practical knowledge of blockchain architecture, consensus mechanisms, and decentralized application deployment.

4. Innovation and Critical Thinking:

• Candidates’ ability to think creatively about system architecture, proposing scalable and secure solutions for blockchain-based applications.

• Discussion on the future potential of blockchain technology and how the tech stack can evolve.

5. Communication and Team Collaboration:

• Clear articulation of technical challenges and how to address them in a team setting.

• Ability to lead or contribute to discussions in a way that encourages collaboration and team-driven problem-solving.

Greetings From Softobiz Technologies!!

Softobiz Technologies is a leading organization among the IT organizations supplying its products along with the services in the form of Product development and Web-Application development.

We are looking for people who have experience in Python and react.js.

Location - Hyderabad

Years – 3+ Years

Primary Purpose:

The Senior Software Engineer role is responsible for ensuring continuous innovation and developing high-quality software aligned with user needs and business goals.  This role will work as an integral part of creative and motivated teams to ensure high-quality benchmarks are met for deliveries of innovative products for local and international markets. Working closely with other stakeholders requires the ability to design, develop, and implement creative solutions with Modern architecture and design patterns. . Thinking outside the box with the capability to learn upcoming technologies in the integration space, the role requires contributing proactively to business-aligned digital initiatives. A detailed understanding of modern SDLC frameworks is required, as is the ability to work in an Agile environment.

Job Responsibilities:

• Lead projects in your respective squad, guide and mentor the team as required. 
• Provide thought leadership in the architecture and design of Digital products. 
• Provide technical leadership, mentoring, and coaching of developers. 
• Contribute to the implementation and delivery of Digital products. 
• Promote and experiment with new technologies that will help improve the quality and delivery of Digital Products. 
• Perform software engineering tasks to ensure the highest levels of product quality are met. 
• Analyze system and production defects, including troubleshooting and root cause analysis. 
• Learn from industry specialists and apply best practices to match our customer needs further. 
• Keep up to date with technical trends, tools, and methodologies, and research as required.

Experience and Skills: 

• 3+ years of relevant experience; 
• Solid experience working in complex and innovative R&D development environments; 
• Experience working in Agile process and result-oriented culture; 
• Solid experience with multiple programming languages, including Python, JavaScript, Typescript, ReactJs/AngularJs/Vue.Js. 
• Demonstrable robust Architecture, design, development, and collaboration skills gained in developing software product solutions; 
• Hands-on experience with developing and implementing integrations; 
• Experience with developing enterprise grade complex software applications.

Technical Skills 

• Python frameworks Django/Flask/Fast API
• Solid OOP skill in PHP, with S.O.L.I.D principle in mind. 
• Experience in react.js
• Experience with test driven development. 
• Comfortable with GIT version control systems; 
• Normalized SQL database design, strong experience in MySQL 
• Knowledge of building and consuming REST API 
• Good to have experience with AWS Stack (Lambda, SQS, SNS, API Gateway, etc.)

Bonus Technical Skills: 

• Some knowledge or experience in Kubernetes is a bonus
• Experience with Microservices architecture 

About Softobiz 

Innovation begins with like-minded people aiming to transform the world together.

We invite you to join an organization that has been helping clients transform their businesses by fusing insights, creativity, and technology. At Softobiz, we embrace a diverse mix of talented people who come here to stay and do their best work.

At Softobiz, we transform passionate individuals into proficient professionals dedicated to exploring new frontiers in Software development. Here you will get the opportunity to work with technical craftsmen that are pioneers in the latest technologies.

We promote a culture of equality, learning, collaboration, and creative freedom so that our employees grow.

For more information about our solutions and organization, visit www.softobiz.com, 

Follow us on LinkedIn, Twitter, and Facebook for more updates.

Job description

Company : A product development MNC

Job Location: Hyderabad

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• React Js
• React - Redux
• redux - Thunk middleware
• Tailwind CSS / Saas
• HTML & CSS

Responsibilities

Work with dev teams and manage projects.

Plan with security and data protection as a foreword thought.

Build real-time and near real-time web applications with video/audio streaming.

Provide budgets and cost estimations for projects and server/service costs.

Design and develop client and server-side architectures.

Build front-end apps on React, Vue. You should be an expert at React.

Develop and manage database

Plan and write APIs

Test software to ensure responsive and efficiency

Write technical documentation

Requirement

5+ years experience

Front-end - React, Vue, Angular ( Expert in React and Angular)

Backend - Go-lang, Python, nodeJS, ( Must have working knowledge of atleast any of the two

programming languages)Framework: Django, Express JS

Misc - Linux, AWS, Deployment, Docker( Mandatory)