Backend Developer | Noida

We are looking for a Python Backend Developer to design, build, and maintain scalable backend services and APIs. The role involves working with modern Python frameworks, databases (SQL and NoSQL), and building well-tested, production-grade systems.

You will collaborate closely with frontend developers, AI/ML engineers, and system architects to deliver reliable and high-performance backend solutions.

Key Responsibilities

• Design, develop, and maintain backend services using Python
• Build and maintain RESTful APIs using FastAPI
• Design efficient data models and queries using MongoDB and SQL databases (PostgreSQL/MySQL)
• Ensure high performance, security, and scalability of backend systems
• Write unit tests, integration tests, and API tests to ensure code reliability
• Debug, troubleshoot, and resolve production issues
• Follow clean code practices, documentation, and version control workflows
• Participate in code reviews and contribute to technical discussions
• Work closely with cross-functional teams to translate requirements into technical solutions

Required Skills & Qualifications

Technical Skills

• Strong proficiency in Python
• Hands-on experience with FastAPI
• Experience with MongoDB (schema design, indexing, aggregation)
• Solid understanding of SQL databases and relational data modelling
• Experience writing and maintaining automated tests
• Unit testing (e.g., pytest)
• API testing
• Understanding of REST API design principles
• Familiarity with Git and collaborative development workflows

Good to Have

• Experience with async programming in Python (async/await)
• Knowledge of ORMs/ODMs (SQLAlchemy, Tortoise, Motor, etc.)
• Basic understanding of authentication & authorisation (JWT, OAuth)
• Exposure to Docker / containerised environments
• Experience working in Agile/Scrum teams

What We Value

• Strong problem-solving and debugging skills
• Attention to detail and commitment to quality
• Ability to write testable, maintainable, and well-documented code
• Ownership mindset and willingness to learn
• Teamwork

What We Offer

• Opportunity to work on real-world, production systems
• Technically challenging problems and ownership of components
• Collaborative engineering culture

Job Title : Python Developer – API Integration & AWS Deployment

Experience : 5+ Years

Location : Bangalore

Work Mode : Onsite

Job Overview :

We are seeking an experienced Python Developer with strong expertise in API development and AWS cloud deployment.

The ideal candidate will be responsible for building scalable RESTful APIs, automating power system simulations using PSS®E (psspy), and deploying automation workflows securely and efficiently on AWS.

Mandatory Skills : Python, FastAPI/Flask, PSS®E (psspy), RESTful API Development, AWS (EC2, Lambda, S3, EFS, API Gateway), AWS IAM, CloudWatch.

Key Responsibilities :

Python Development & API Integration :

• Design, build, and maintain RESTful APIs using FastAPI or Flask to interface with PSS®E.
• Automate simulations and workflows using the PSS®E Python API (psspy).
• Implement robust bulk case processing, result extraction, and automated reporting systems.

AWS Cloud Deployment :

• Deploy APIs and automation pipelines using AWS services such as EC2, Lambda, S3, EFS, and API Gateway.
• Apply cloud-native best practices to ensure reliability, scalability, and cost efficiency.
• Manage secure access control using AWS IAM, API keys, and implement monitoring using CloudWatch.

Required Skills :

• 5+ Years of professional experience in Python development.
• Hands-on experience with RESTful API development (FastAPI/Flask).
• Solid experience working with PSS®E and its psspy Python API.
• Strong understanding of AWS services, deployment, and best practices.
• Proficiency in automation, scripting, and report generation.
• Knowledge of cloud security and monitoring tools like IAM and CloudWatch.

Good to Have :

• Experience in power system simulation and electrical engineering concepts.
• Familiarity with CI/CD tools for AWS deployments.

We are looking to hire a Senior Backend Developer, with over 4+ years of experience, to directly work with the CTO and contribute in building and developing new products and feature sets for NostraGamus. The work will entail the opportunity to explore and utilise the latest developments in the world of technology, and formulate ways to incorporate them into day to day work to create stellar products. The candidate must have had significant exposure in building real products, including working with various stakeholders across product and marketing teams. Prior knowledge in building games at scale is highly desirable, but not necessarily.

The following skillsets are highly essential:

1. Expertise in Node Js&Javascript, and hobbyist interest in few other languages like Python, Ruby, PHP. Must have done C/C++ programming in school/college
2. Deep knowledge on Database systems, especially PostgreSQL, and any noSQL clones, including knowledge to optimise
3. Awareness of Docker, virtualization, Redis or similar caching toolsets
4. Absolute mastery in using Unix based systems and Bash. Ability to work in seamlessly in headless environments is a must.
5. Disciplined in approaching problems, ability to maintain composure under catastrophic failures and propensity to work under deadlines

Bonus Points :

1. Passionate about building new products - having done a few personal projects, regardless of success achieved or goals completed.
2. Prior knowledge in building games at scale.
3. Good understanding in AWS and its various services - EC2, ECS, RDS, SQS, Elastic Beanstalk, Elasticache, Route53.
4. Strong interest in Mathematics, Probability Theory, Statistics, Machine Learning and ability to apply math in real-world applications.

• You will be having 3+ years of experience of writing optimized Code in Javascript/Typescript and working with Advanced NodeJs frameworks targeting Latest NodeJs version.
• Design, build, and maintain efficient, reusable, and reliable codes by setting expectations and features priorities throughout the development life cycle.
• Understanding of basic RDBMS using relational databases like PostgresSQL, MySQL, or MSSQL
• API development (Rest/GraphQL)
• You will participate in regular design sessions, code reviews and agile ceremonies.
• You will work closely with the Product Owner and scrum team to help deliver high quality features inside of agreed timescales
• You will Provide technical mentorship and upskilling to scrum team members and across functional boundaries where appropriate
• You will Identify areas for modification or refactoring inside our code-base and champion their improvement.
• You will lead by example, contributing to a culture of high quality, personal ownership and customer focused execution

We are looking for WordPress Developer.

Experience - 1 to 4 years 

Location - Ahmedabad

5 Days working 

Responsibilities and Duties:

• We are seeking a WordPress Developer responsible for both back-end development, including creating WordPress themes and plugins
• Should have worked in backend and not just on admin panel
• Candidate should have the capability to create website using page builders like WPBakery, Elementor(Pro version) etc.
• This position requires a combination of programming skills (namely PHP, HTML5, CSS3, and JavaScript) and aesthetics (understanding element arrangements on the screen, the color and font choices, and so on).
• The candidate should have a strong understanding of industry trends and content management systems.
• Experience with responsive and adaptive design is strongly preferred. Also, an understanding of the entire web development process, including design, development, and deployment is preferred.

-Previous experience working as a Shopify developer.

-Strong knowledge of liquid programming language
-Generate custom – tailored Shopify theme and altering pre – existing template.
-Act as Shopify expert, specializing in all facets of the ecommerce platform.
-Strong hands to Install & Customize new Shopify theme.
-Clear concept of HTML5, CSS3, javascript/Jquery.
-Knowledge in other ecommerce platforms like Magento, woocommerce, BigCommerce will be preferred.
-Strong hands to Install & Customize new Shopify theme.
-A proficiency in working with different Shopify JS APIs (storefront, AJAX Cart, Sections etc.
-Excellent troubleshooting skills.
-Good project management skills

About Climate Connect Digital

Our team is inspired to change the world by making energy more intelligent, greener, and affordable. Established in 2011 in London, UK, and now headquartered in Gurgaon, India. We have become a leading energy-AI software player from unassuming beginnings at the vanguard of accelerating the global energy transition.

In 2020 Renew Power, India's largest renewables developer, acquired Climate Connect. Following ReNew's listing on NASDAQ during summer 2021 Climate Connect has become the technology anchor of a new fully independent subsidiary - Climate Connect Digital. With backing from ReNew as the anchor investor to pursue an ambitious and visionary new strategy for rapid organic and inorganic growth.

Our mission has technology at its core and involves unlocking value through intelligent software, digitalisation, and horizontal integration' across the energy ecosystem. However, the application of computational power and machine learning to the energy sector has yet to be fully leveraged and can create massive value.

How do you fit in

Curious:You love learning about new tools and technologies

Exposure: You have plenty of experience in executing projects successfully. You

have a client-side exposure on project management

Team player: You have no problem working in a team setting. You can effectively

collaborate with people to reach a solution.

Problem solver: You are the person your peers turn to for solving problems.

Talented: You are an expert in database designing.

Honesty: You work diligently and honestly. You have strong moral principles.

Job Responsibilities

You will be working at the epicenter of energy transformation. You will be creating

data-driven software solutions for forecasting and scheduling data in the renewables power

market. Ultimately, through your contribution to the renewable energy revolution, you will be

doing your bit to mitigate the effects of climate change. These are a few things you can look

forward to working on:

Designing and implementing low-latency, high-availability, and performance

applications

Identifying and mitigating security-related threats to the application.

Using your expertise in database designing and application architecture planning for

Core & MVC projects

Debugging browser extensions & server tools

Solving complex technical issues

Ensuring quality projects are delivered within defined timelines

Designing new frameworks, debugging and modifying existing frameworks

Maintaining databases to ensure strong optimization and functionalities

Learning new technologies and how to design and implement Project Architectures

Job Requirements

PHP/Python

MVC Framework Laravel / Python Flask.

AJAX, HTML/HTML5 & CSS/CSS3 JavaScript and JavaScript frameworks(preferably jQuery)

Web services (SOAP, REST)

SQL and NoSQL scripting and databases like MYSQL and Mongo DB administration

Code versioning tools, such as Git

AngularJS / ReactJS

B. E / B. Tech / M. Tech / B. Sc in CS or IT

2-4 years of experience in the field

What's in it for you

We offer competitive salaries based on prevailing market rates. In addition to your introductory package, you can expect to receive the following benefits:

Flexible working hours and leave policy

Learning and development opportunities

Medical insurance/Term insurance, Gratuity benefits over and above the salaries

Access to industry and domain thought leaders.

At Climate Connect, you get a rare opportunity to join an established company at the

early stages of a significant and well-backed global growth push. We are building a remote-first organisation ingrained in the team ethos. We understand its importance for the success of any next-generation technology company. The team includes passionate and self-driven people with unconventional backgrounds, and we're seeking a similar spirit with the right potential.

• Proficient in  PHP / HTML / CSS / MySql / Javascript/Jquery
• Knowledge of the MVC Framework will be a plus point.
• Good to have Contributions to open-source
• Strong Knowledge of Data Structure and OOPS concept
• Knowledge of Redis will be a plus point
• Should have background knowledge of E-commerce Systems
• Should have work with API's and its services
• Must be passionate about writing clean and maintainable code.