Jr. Node.js

Job Description – Backend Python Developer(Mid-Level) 

📍 Location: Mumbai/Gurgaon |  Full-time

Backend Python Developer

Role Overview

We are seeking a skilled Backend Python Developer to design, develop, and maintain backend services, APIs, and integrations that power our AI-driven automation solutions.

You will collaborate closely with senior engineers, AI/ML teams, and frontend developers to build scalable, high-performance systems. This role is ideal for professionals with solid backend experience who are eager to deepen their expertise in Python, cloud technologies, and AI-based applications.

Key Responsibilities

• Develop and maintain backend APIs, services, and system integrations using Python
• Collaborate on system design and architecture discussions with senior engineers
• Write clean, scalable, and well-documented code following best practices
• Ensure performance, scalability, and reliability in cloud environments
• Design and manage SQL/NoSQL databases for structured and unstructured data
• Support integration of AI/ML models into production workflows
• Participate in code reviews, unit testing, and debugging
• Contribute to CI/CD pipelines, containerization, and DevOps processes

Required Skills & Qualifications

• 3–5 years of experience in backend development
• Strong proficiency in Python
• Hands-on experience with frameworks such as FastAPI, Flask, or Django
• Experience building and consuming REST APIs (GraphQL is a plus)
• Strong database knowledge: PostgreSQL, MySQL, MongoDB, or Redis
• Familiarity with cloud platforms (AWS, GCP, or Azure)
• Hands-on experience with Docker and Kubernetes
• Strong understanding of OOP, data structures, algorithms, and design patterns

Preferred Skills

• Exposure to AI/ML workflows or a strong interest in learning
• Experience with message brokers such as Kafka, RabbitMQ, or Celery
• Knowledge of asynchronous programming (asyncio, Celery, etc.)
• Experience with unit testing frameworks (PyTest, unittest)
• Understanding of API security and authentication (OAuth2, JWT)

What We Offer

• Competitive compensation with growth opportunities
• Opportunity to work on AI-first automation products used globally
• Mentorship from experienced senior engineers
• Flexible work environment
• Continuous learning support in Python, Cloud, and AI/Automation technologies

Job Title: Mid-Level Backend Engineer

Location: Remote

Type: Full-time or Project Basis

About Us:

At Tese, we are committed to advancing sustainability through innovative technology. Our platform helps SMEs and financial institutions manage their Environmental, Social, and Governance (ESG) goals using AI, IoT, and data-driven insights. We are looking for a skilled Backend Engineer with mid-level experience to join our dynamic team and contribute to building scalable, robust backend systems.

Role Overview:

As a Mid-Level Backend Engineer, you will be responsible for developing and maintaining backend services that power our core platform. You will work closely with our frontend developers, product team, and data scientists to implement solutions that are scalable, secure, and efficient. You will focus on building APIs, managing databases, and optimizing the performance of our services.

Key Responsibilities:

• API Development:
• Design, develop, and maintain RESTful APIs that serve our frontend applications and third-party integrations.
• Ensure high-performance and responsiveness of APIs, while following best practices for security and scalability.
• Database Management:
• Work with both NoSQL (MongoDB) , SQL (PostgreSQL, MySQL) and databases, ensuring efficient data storage and retrieval.
• Optimize database queries and manage migrations, ensuring data integrity and consistency across the platform.
• Microservices and Cloud Infrastructure:
• Develop microservices architecture using Docker and Kubernetes, ensuring that services are scalable and maintainable (Good to have).
• Work with cloud platforms (AWS, GCP, Azure) to deploy and manage backend services, ensuring high availability and fault tolerance.
• Collaboration and Documentation:
• Collaborate with frontend developers, data scientists, and product managers to gather requirements and develop backend solutions.
• Write clear, maintainable code with proper documentation, including technical designs, API specifications, and test cases.
• Performance and Security:
• Monitor backend services to ensure optimal performance, identifying bottlenecks and implementing improvements.
• Implement security best practices for APIs, databases, and backend systems, including authentication, authorization, and data encryption.

Qualifications:

• Education: Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
• Experience: 3-5 years of experience in backend development, with a strong focus on building scalable and efficient systems.
• Technical Skills:
• Proficiency in backend programming languages such as Node.js, Python.
• Strong understanding of RESTful APIs.
• Hands-on experience with SQL (PostgreSQL, MySQL) and NoSQL (MongoDB, DynamoDB) databases.
• Familiarity with cloud platforms such as AWS, Google Cloud.
• Knowledge of CI/CD pipelines and version control (e.g., Git).
• Soft Skills:
• Strong problem-solving abilities and the capacity to work independently as well as in a collaborative environment.
• Excellent communication skills, with the ability to explain complex technical concepts to both technical and non-technical stakeholders.
• A strong passion for sustainability and a desire to contribute to impactful projects that drive positive environmental change.

Preferred Qualifications:

The following qualifications are bonus, but not strictly necessary:

• Experience with Docker and Kubernetes for containerisation and orchestration (Good to have).
• Experience working with microservices architecture.
• Knowledge of ESG (Environmental, Social, and Governance) metrics and sustainability (Good to have).
• Familiarity with serverless architectures and API gateways.

Benefits:

• Competitive salary and benefits package and performance bonuses.
• Flexible working hours and remote work options.
• Opportunity to work on cutting-edge technology with a focus on sustainability.
• Professional development opportunities, including access to conferences and training.

How to Apply:

Interested candidates should submit their CV and a cover letter detailing their experience and passion for backend development and sustainability here.

Join Us:

Be a part of a forward-thinking team that is making a real difference in the world. At Tese, you'll have the opportunity to innovate, grow, and contribute to a more sustainable future through technology.

Job Description:

We are seeking an experienced Java Back-end Developer to join our team. The ideal candidate

will be responsible for designing, developing, and maintaining robust and scalable back-end

solutions using Java and related technologies. The Back-end Developer will work closely with

cross-functional teams to deliver high-quality software solutions that meet our business needs.

Responsibilities:

 Design, develop, and maintain Java-based back-end applications, services, and APIs.

 Write efficient, reusable, and well-documented code following industry best practices

and coding standards.

 Collaborate with front-end developers, product managers, and other stakeholders to

understand requirements and translate them into technical solutions.

 Implement and maintain database schemas, write complex SQL queries, and optimize

database performance using Oracle SQL.

 Develop and consume RESTful web services to enable seamless integration with

external systems.

 Utilize Spring framework and its various modules (e.g., Spring Boot, Spring Batch) for

building enterprise-level applications.

 Manage project dependencies and build processes using Maven.

 Work with version control systems such as Git for code management and collaboration.

 Perform unit testing, integration testing, and debugging to ensure the quality and

reliability of back-end components.

 Stay updated on emerging technologies, trends, and best practices in back-end

development.

Additional Requirements:

 Strong knowledge of application servers such as Tomcat and WebLogic.

 Experience with continuous integration tools such as Jenkins.

 Familiarity with automated testing frameworks such as JUnit.

 Understanding of authentication and authorization mechanisms, including OAuth.

 Knowledge of SOAP web services and related technologies.

Requirements:

 Bachelor's degree in Computer Science, Engineering, or a related field.

 5 Plus years of experience in Java back-end development.

 Proficiency in Java programming language and related frameworks (e.g., Spring, Spring

Boot, Spring Batch).

 Strong understanding of object-oriented programming principles, data structures, and

algorithms.

 Experience with Oracle SQL and database design principles.

 Familiarity with RESTful web services and API development.

 Experience with build tools such as Maven.

 Knowledge of version control systems, particularly Git.

 Strong problem-solving skills and attention to detail.

 Excellent communication and collaboration skills.

 Ability to work effectively in a fast-paced, agile environment.

Preferred Qualifications:

 Experience with other databases such as MySQL, PostgreSQL, or MongoDB.

 Familiarity with continuous integration/continuous deployment (CI/CD) pipelines.

 Understanding of software development best practices and design patterns.

About OJ Commerce: 

OJ Commerce is a fast-growing, profitable online retailer based in Florida, USA with a full-fledged India office based in Chennai driven by a sophisticated, data-driven system to run the operations with virtually no human intervention. We strive to be the best-in-class ecommerce company delivering exceptional value to customers by leveraging technology, innovation and brand-partnerships to provide a seamless & enjoyable shopping of high-quality products at the best prices to our customers.

Responsibilities:

Work with business-stakeholders to understand requirements, prototype, build and deploy it.

CRUD the backend code you own keeping maintenance, performance and security in mind.

Keep up breast of latest technologies and its ecosystem and adopt ones that aid safe product delivery at speed.

Automate the boring and mundane stuff for you prefer to be productive than being busy.

We are flat. Be responsible for professional growth of self and the team. 

• Tune application for performance.
• Take initiatives and manage change to work towards business goals at speed without compromising safety.
• Coach full-stack developers on backend skills.
• Provides problem resolution support, specific to application issues, identifies and resolves problems in application software, determines symptoms and ensures accurate problem definition

Develop functional, architectural and other documentation as required for productive functioning of teams.

• Be the brand ambassador for OJ Commerce by speaking at meetups, conferences, etc.
• We are fluid. Be ready for changing dynamics in responsibilities from time to time. Exciting isn't?
• Take the lead in digital transformation of legacy applications.

What you need to shine?

• You have the prior experience in modernising legacy applications.
• You are a passionate hands-on developer with deep experience in building enterprise grade software in Microsoft ASP.NET Core, ASP.NET MVC, Web API, SOA, Micro-Services and RESTful Services with knowledge of SQL Server database.
• You have the ability to see and work on the big picture (Application Architecture) and devilish details (Complex Code).
• Strong experience in developing web applications using C#, VB.Net, .NET, LINQ, Net Framework 4.0, MVC 3/4/5, ASP.NET Web API, .Net Core etc.
• You are Cloud savvy, preferably Google Cloud.
• You have rich experience in Object-Oriented Programming (OOP) with good knowledge of practical design-patterns and its applications.

Hands-on experience in building SOA or Micro-services preferably on .NET Core.

Proven Architectural skills with high standards in Code quality

Knowledge of ReactJS/Typescript would be added advantage.

Practical experience in Agile development methodologies of using CI/CD.

Extreme Programming (TDD) experience is sought after by us.

What we Offer

• Greenfield opportunity to transform legacy backend applications to latest technology stack.
• Fast-paced start-up environment: This is not for the faint hearted; you need grit and passion as much as you need the core skills.
• Work in an interdisciplinary team where learning from one another and developing solutions cross-functionally is a key part of our culture.
• Golden opportunity to make history by making big business impact.
• Competitive salary to take good care of self and family.
• Insurance Benefits: Medical and Accident cover.
• Flexible Working Hours

Job Description

We are hiring full-stack developers for luxury-commerce platform that is well-funded and is now ready for its next level of growth. It is backed by reputed investors and is already a leader in its space. The focus for the coming years will be heavily on scaling the platform through technology.  Market-driven competitive salary for the right candidate

Roles & Responsibilities:

• Work with the Business Teams & Product Managers, understand the requirements and design the technical architecture and implement it
• Build the code independently according to the technical specifications, detailed design, maintainability, and coding and efficiency standards
• Create a technical design from Functional Design Doc / Requirements Doc and be able to troubleshoot with debugging skills
• Own product and its features from conception to delivery.

Qualifications:

• Proficiency in Node JS, and React JS.
• Hands on experience in developing customer facing Node JS based applications is a must.
• Knowledge of front-end technologies such as HTML, CSS, and JavaScript.
• Familiarity with datastores such as MySQL, Oracle, Redis, and Solr/Elasticsearch.
• Knowledge of logging frameworks such as fluentd, logstash etc.
• Knowledge of Containerization (Docker, Kubernetes etc.) will be an advantage
• Writing and utilizing RESTful API services and performance tuning web applications
• Experience with cloud providers such as AWS, Azure etc.
• Passion for building & scaling consumer-facing products.
• Attention to detail, good communication and organizational skills