Senior Software Engineer (m/w/d)

Become a Senior Software Engineer at Uplight in Pune, India. Lead the development of scalable Python applications and APIs, collaborating with cross-functional teams. Enjoy excellent benefits and the opportunity to make a significant impact on energy efficiency. Join Uplight as a Senior Software Engineer in Pune, India, and play a key role in transforming energy savings for millions. You will lead the development of scalable Python applications and APIs, collaborating with cross-functional teams and mentoring junior developers. This role offers excellent benefits and the chance to work in a fast-paced environment focused on innovative solutions for utility partners and end users.

Uplight Pune, India On-site Full Time UTC+05:30

Uplight

Company Overview

Name

Uplight

Headquarters

Boulder, CO, United States

Founded

2019

Size

Approximately 450 employees and revenue of $103.1 million in 2023 (source: uplight.com).

What They Do

Uplight is a private clean energy technology company that specializes in providing utility-focused software solutions. Founded through the merger of Tendril and Simple Energy, Uplight has expanded its capabilities through strategic acquisitions, including FirstFuel and EnergySavvy, to create a comprehensive suite of services aimed at enhancing energy efficiency and customer engagement (source: uplight.com). The company’s core technology revolves around an AI-powered flexibility management platform that integrates distributed energy resources (DERs) such as smart thermostats and solar panels, enabling utilities to optimize energy generation and consumption (source: uplight.com). Uplight's platform processes an impressive 30 billion data points per hour, providing utilities with accurate event forecasting and facilitating over 268 million customer interactions annually (source: uplight.com). This technology supports over 80 utilities across North America, Asia, and Europe, showcasing Uplight's significant impact on the global energy landscape (source: bitscale.ai).

Projects & Track Record

Uplight has successfully managed several notable projects that highlight its capabilities in energy management. In 2020, the company managed enough electrical load to curtail the entire Knutson Power Plant in Boulder, Colorado, demonstrating its effectiveness in demand response initiatives (source: uplight.com). Additionally, Uplight partnered with Consumers Energy and Google to distribute free Google Nest smart thermostats to up to 100,000 households in Michigan, achieving five times higher enrollments compared to traditional programs (source: smartenergycc.org). The company is also involved in ongoing projects that utilize AI-powered virtual power plants (VPPs) to enhance demand response capacity, significantly increasing it by 31% during peak periods (source: uplight.com). Uplight's client base includes over 80 electric and gas utilities globally, with partnerships extending to more than 65 ecosystem players, including major technology providers like Google and Schneider Electric (source: uplight.com).

Recent Developments

In the past two years, Uplight has received multiple accolades, including recognition as the 2025 Home Energy Management Leader and the 2024 Customer Engagement and Grid-Edge DERMS Leader, which underscores its strong market position (source: uplight.com). The company is actively advancing its decarbonization initiatives, exemplified by its Annual Voice of the Energy Customer Survey, which analyzes residential customers' attitudes toward green technologies and electric vehicle ownership (source: uplight.com). While there have been no major acquisitions or funding rounds reported since its 2021 valuation milestone, Uplight continues to enhance its AI models for demand response strategies and is focused on building capacity for virtual power plants (source: uplight.com). These efforts are aimed at addressing the growing need for data center load flexibility and promoting electrification equity (source: uplight.com).

Working There

Uplight offers a diverse range of roles across various departments, including technology, growth and commercial, operations, and people operations. The company is particularly focused on hiring talent in AI/ML engineering and platform development, with leadership from experienced professionals in the software and demand-side solutions sectors (source: uplight.com). Job opportunities are available at its headquarters in Boulder, as well as in its offices located in Boston, Vancouver, and Pune, supporting a workforce of over 450 employees (source: bitscale.ai). Uplight's company culture emphasizes inclusivity and social responsibility, as evidenced by initiatives like the Enlighten Task Force and the establishment of employee-led Affinity Resource Groups (source: uplight.com). While specific benefits packages are not publicly detailed, the company is committed to fostering an inclusive economy and aligning its business practices with social change (source: uplight.com).

Contact

Website · Careers · LinkedIn

Last updated on 2025-12-27 | Report an issue

Job Description

We are seeking a seasoned engineer with a passion for changing the way millions of people save energy. You’ll work within the Engineering team to build and improve our platforms to deliver flexible and creative solutions to our utility partners and end users and help us achieve our ambitious goals for our business and the planet.

We are seeking a skilled and passionate Senior Software Engineer with expertise in Python and React to join our development team. As a Senior Fullstack Developer, you will be a crucial member of our development team, responsible for leading and driving the development of complex, scalable, and high-performance Python-based applications. One of your main focus will be on developing and supporting efficient, reusable and highly scalable APIs & components to deliver a compelling experience to users across platforms. You will collaborate with cross-functional teams, mentor junior developers, and coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important. You will take part in the planning and strategy to come up with the solutions with full ownership.

You will own the development and its quality independently and be responsible for high quality deliverables. And you will work with a great team with excellent benefits.

Responsibilities & Skills

You should:

Be excited to work with talented, committed people in a fast-paced environment.
Use a data-driven approach and actively work on product & technology roadmap at strategy level and day-to-day tactical level.
Be designing, building, and maintaining high performance responsive Web Applications and dashboards with reusable, and reliable code.
Use a rigorous approach for product improvement and customer satisfaction.
Love developing great software as a seasoned product engineer.
Be ready, able, and willing to jump onto a call with a partner or customer to help solve problems.
Be able to deliver against several initiatives simultaneously.
Have a strong eye for detail and quality of code.
Have an agile mindset.
Have strong problem-solving skills and attention to detail.
Ability to understand business requirements and translate them into technical requirements
Ability to deliver against several initiatives simultaneously as a multiplier.

Required Skills (Python)

You are an experienced developer – a minimum of 7+ years of professional experience.
Python experience, preferably both 2.7 and 3.x
Strong Python knowledge - familiar with OOPs, data structures and algorithms
Work experience & strong proficiency in Python and its associated frameworks (like Flask, FastAPI etc.).
Experience in designing and implementing scalable microservice architecture
Familiarity with RESTful APIs and integration of third-party APIs.
3+ years building and managing APIs to industry-accepted RESTful standards
Demonstrable experience with writing unit and functional tests
Application of industry security best practices to application and system development
Experience with database systems such as PostgreSQL, MySQL, or MongoDB.

Required Skills (React)

React experience, preferably React 15 or higher, 2+ years.
Thorough understanding of React.js and its core principles
Familiarity with newer specifications of ECMAScript
Experience with popular React.js workflows (such as Flux or Redux)
Experience with modern front-end build pipelines and tools such as Babel, Webpack, NPM, etc.
A knack for benchmarking and optimization
Demonstrable experience with writing unit and functional tests

The following experiences are not required, but you'll stand out from other applicants if you have any of the following, in our order of importance:

Experience with cloud infrastructure like AWS/GCP or other cloud service provider experience
Serverless architecture, preferably AWS Lambda
Experience with PySpark, Pandas, Scipy, Numpy libraries is a plus Experience in microservices architecture
Solid CI/CD experience
You are a Git guru and revel in collaborative workflows
You work on the command line confidently and are familiar with all the goodies that the linux toolkit can provide
Knowledge of modern authorization mechanisms, such as JSON Web Token