SDE III Back-end Engineer (Chennai or Bangalore)

About NonStop io Technologies:

NonStop io Technologies is a value-driven company with a strong focus on process-oriented software engineering. We specialize in Product Development and have a decade's worth of experience in building web and mobile applications across various domains. NonStop io Technologies follows core principles that guide its operations and believes in staying invested in a product's vision for the long term. We are a small but proud group of individuals who believe in the 'givers gain' philosophy and strive to provide value in order to seek value. We are committed to and specialize in building cutting-edge technology products and serving as trusted technology partners for startups and enterprises. We pride ourselves on fostering innovation, learning, and community engagement. Join us to work on impactful projects in a collaborative and vibrant environment.

We're seeking an experienced Senior Backend Engineer to join our team. As a senior backend engineer, you will be responsible for designing, developing, and deploying scalable backends for the products we build at NonStop. This includes APIs, databases, and server-side logic.

Responsibilities:

● Design, develop, and deploy backend systems, including APIs, databases, and server-side logic

● Write clean, efficient, and well-documented code that adheres to industry standards and best practices

● Code Quality: Ensure code quality through code reviews, adherence to best practices, and continuous improvement

● Mentorship: Guide and mentor team members, fostering growth and innovation

● Collaboration: Work closely with stakeholders to align technical goals with business objectives

● Problem-Solving: Analyze and resolve technical challenges promptly ● Innovation: Stay updated with the latest technology trends and integrate them into solutions

Requirements:

● At least 7+ years of experience building scalable and reliable backend systems

● Strong expertise in NodeJS/NestJS, Express, PostgreSQL

● Experience with microservices architecture and distributed systems

● Proficiency in database design (SQL and NoSQL)

● Knowledge of cloud platforms (AWS, Azure, or GCP) and CI/CD pipelines

● Deep understanding of design patterns, data structures, and algorithms

● Hands-on experience with containerization technologies like Docker and orchestration tools like Kubernetes

● Exceptional communication and leadership skills

● Strong understanding of object-oriented programming principles and design patterns

● Familiarity with automated testing frameworks and methodologies

● Excellent problem-solving skills and attention to detail

● Strong communication skills and ability to effectively lead and maintain a collaborative team environment

Company Name – Wissen Technology

Group of companies in India – Wissen Technology & Wissen Infotech

Work Location - Senior Backend Developer – Java (with Python Exposure)- Mumbai

Experience - 4 to 10 years

Kindly revert over mail if you are interested.

Java Developer – Job Description

We are seeking a Senior Backend Developer with strong expertise in Java (Spring Boot) and working knowledge of Python. In this role, Java will be your primary development language, with Python used for scripting, automation, or selected service modules. You’ll be part of a collaborative backend team building scalable and high-performance systems.

Key Responsibilities

• Design and develop robust backend services and APIs primarily using Java (Spring Boot)
• Contribute to Python-based components where needed for automation, scripting, or lightweight services
• Build, integrate, and optimize RESTful APIs and microservices
• Work with relational and NoSQL databases
• Write unit and integration tests (JUnit, PyTest)
• Collaborate closely with DevOps, QA, and product teams
• Participate in architecture reviews and design discussions
• Help maintain code quality, organization, and automation

Required Skills & Qualifications

• 4 to 10 years of hands-on Java development experience
• Strong experience with Spring Boot, JPA/Hibernate, and REST APIs
• At least 1–2 years of hands-on experience with Python (e.g., for scripting, automation, or small services)
• Familiarity with Python frameworks like Flask or FastAPI is a plus
• Experience with SQL/NoSQL databases (e.g., PostgreSQL, MongoDB)
• Good understanding of OOP, design patterns, and software engineering best practices
• Familiarity with Docker, Git, and CI/CD pipelines

About Tamasha

Tamasha is building next-generation live, social, and real-time consumer

experiences across gaming, audio, video, and interactive platforms. Our backend

systems power millions of real-time interactions, low-latency data flows, and high

throughput event-driven services.

Role Overview

As a Software Development Engineer III (Backend), you will operate as a senior

individual contributor owning mission-critical backend systems. You will design

scalable architectures, solve complex distributed systems problems, and influence

engineering standards across teams.

Roles & Responsibilities

 Own backend systems end-to-end, from design and implementation to

production reliability and long-term evolution.



Design scalable, fault-tolerant, and low-latency backend architectures for real

time and event-driven use cases.



Lead system design decisions including data models, service boundaries, async

workflows, and scalability strategies.



Build and operate high-throughput services handling millions of events, requests,

or messages per day.

 Own reliability metrics such as p95/p99 latency, uptime, error budgets, and

participate in incident resolution and post-mortems.

Drive architectural migrations including monolith to microservices and

synchronous to asynchronous flows.

 Collaborate with product, frontend, and data teams to translate complex

requirements into robust backend solutions.



Improve developer productivity by contributing to internal platforms, tooling,

CI/CD pipelines, and coding standards.



Mentor engineers through design reviews, code reviews, and technical guidance

without direct people management.



Proactively identify performance bottlenecks, cost inefficiencies, and scalability

risks and resolve them at the system level.

Tech Stack

Backend: Node.js (NestJS / Express), Golang, Java

Databases: PostgreSQL, MySQL, MongoDB, Redis

Messaging & Async: Kafka, SQS, RabbitMQ, Pub/Sub

Real-time: WebSockets, Server-Sent Events

Cloud & Infra: AWS / GCP, Docker, Kubernetes

Observability: Prometheus, Grafana, OpenTelemetry

What We’re Looking For

• 5+ years of backend engineering experience

• Proven ownership of production systems at scale

• Strong understanding of distributed systems and async architectures

• Experience handling production incidents and system reliability

• Ability to independently design and evolve backend systems

Company Overview-

A venture-backed funded startup valued at 30.5 Million Dollars.

The team co-founders are both IIT-IIM Alumni with a strong professional background and are backed by some of the leading global and Indian funds and entrepreneurs.

Role Overview 

As a  Backend Engineer, you will be working closely with our core team in building products from scratch into large-scale platforms and solving business problems leveraging new and innovative technology. More than anything, we are looking for engineers that are eager to learn and build a meaningful company. We are a small team and encourage engineers to wear many hats

Responsibilities 

- Design and build highly reliable and performant applications that deliver a great user experience. 

- Own large technical deliverables and execute in a structured manner. - Take accountability for the overall health of the applications you build. - Platform components as libraries, utilities and promote reuse. 

- Be able to conceptualize and develop prototypes quickly 

Skills & Requirements 

▪ Work Experience between 1-3 years in large scale applications with the desire to work in fast-paced startups 

▪ Experience/Knowledge of Node.JS, Express.JS, AWS, MongoDB. 

• Minimum 4 years’ experience developing Node.js applications on top of RESTful APIs.
• Experience building single page applications using JavaScript frameworks and libraries (React)
• Experience with cross-browser, cross-platform and design constraints on the web.
• Experience with test automation: TDD, unit/integration/functional testing.
• Solid understanding of object-oriented design and programming concepts.
• Have a passion for quality and writing clean, solid, readable code that scales and performs well.
• Proficient in Git and familiarity with continuous integration.
• A team player who values collaboration, innovation, and inclusion
• Comfortable working in an Agile environment
• Strong verbal and written communication skills

Backend Developer 

About Us

It is a stealth mode startup founded by IIT/NIT alumni who held leadership positions in companies like MindTickle and Browserstack. We have a grand vision of disrupting how companies buy and sell from each other. We are working with early customers to build an enterprise-grade product that will be GA this year. It is backed by tier 1 VCs and angel investors from India and Silicon Valley.

Job Description

We are looking for a Backend Engineer to work closely with the founding team. We are looking for a 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.

Responsibilities

1. Develop platform and infra stack from scratch
2. Writing reusable, testable, and efficient code
3. Compile and analyze data, processes, and codes to troubleshoot problems and identify areas for improvement.
4. Optimize application for maximum speed and scalability.
5. Implementation of security and data protection
6. Collaborating with the front-end developers and other team members to establish objectives and design more functional, cohesive codes to enhance the user experience.
7. Developing ideas for new programs, products, or features by monitoring industry developments and trends.
8. Recording data and reporting it to proper parties, such as clients or leadership.
9. Participating in continuing education and training to remain current on best practices, learn new technologies, and better assist other team members.
10. Taking lead on projects, as needed.

Technology Skills

1. Proven work experience as a NodeJs Backend developer and frameworks available with it like Express, Apollo Graphql. Typescript knowledge is a plus
2. In-depth understanding of the entire web development process (design, development and deployment)
3. Hands-on with various Infrastructure pieces like databases, message queues/brokers
4. Familiarity with Unit Testing Frameworks, UI Testing, Monorepos and Graphql principles
5. Knowledge of Alerting and Monitoring tools.
6. Implementing automated testing platforms and unit tests
7. Proficient understanding of code versioning tools, such as Git
8. Integration of multiple data sources and databases into one system.
9. Prior experience of the AWS cloud, knowledge about the Salesforce environment is a plus.
10. Excellent project and time management skills.

Soft Skills

1. Obsessed with best practices, structuring, documentation and have an eye for detail.
2. Self starter with a high level of drive and commitment.
3. High energy and drive to work in a startup environment.
4. Conceptual thinking, flexibility and ability to juggle with multiple responsibilities.
5. Ability to work under pressure and confidence to deal with complex issues.
6. Good communication skills.
7. Hands-on and detail oriented.

Location: Pune

Candidate profile : 3-6 years of experience in Backend Development