Python Backend Developer

About us

CallHub provides cloud based communication software for nonprofits, political parties, advocacy organizations and businesses. We have delivered over 200 millions messages and calls for thousands of customers. We help political candidates during their campaigns in getting their message across to their voters, conduct surveys, manage event/town-hall invites and with recruiting volunteers for election campaigns. We are profitable with 8000+ paying customers from North America, Australia and Europe. Our customers include Uber, the Democratic Party, major political parties in the US, Canada, UK, France and Australia. 

 

About the Role

As a Senior/Lead Software Engineer at CallHub, you will play a critical role in leading the development and enhancement of our cloud-based communication and telephony platform (SaaS). You will be responsible for designing, building, and optimizing scalable, high-performance backend systems that support the rapid growth of our global user base, ensuring reliability, security, and customer satisfaction at every step. In this role, you will collaborate with cross-functional teams of highly skilled software engineers, operations engineers, and product managers to drive innovation and create products that delight customers by exceeding their expectations. You will lead technical decision-making, mentor engineers, and be responsible for building robust systems that are always available, while also contributing to the development of automation tools to streamline processes and improve efficiency. We are seeking experienced engineers with a deep understanding of software engineering principles, strong problem-solving skills, and a passion for leading teams to deliver impactful, customer-focused solutions. If you thrive in a fast-paced environment, love solving complex technical challenges, and are excited about mentoring and guiding the next generation of engineers, we’d love to hear from you!

 

Your Responsibilities

• Lead the design, development, and deployment of complex, scalable, reliable, and highly available features for world-class SaaS products and services.
• Guide the engineering team in adopting best practices for software development, code quality, and architecture.
• Make strategic architectural and technical decisions, ensuring the scalability, security, and performance of software applications.
• Proactively identify, prioritize, and address technical debt to improve system performance, maintainability, and long-term scalability, ensuring a solid foundation for future development.
• Collaborate with cross-functional teams (product managers, designers, and stakeholders) to define project scope, requirements, and timelines.
• Mentor and coach team members, providing technical guidance and fostering professional development.
• Oversee code reviews, ensuring adherence to best practices and maintaining high code quality standards.
• Drive continuous improvement in development processes, tools, and technologies to increase team productivity and product quality.
• Stay updated with the latest industry trends and emerging technologies to drive innovation and keep the team at the cutting edge.
• Ensure project timelines and goals are met, managing risks and resolving any technical challenges that arise during development.
• Foster a collaborative and inclusive team culture, promoting open communication and problem-solving.
• Imbibe and maintain a strong customer delight attitude while designing and building products.

 

What we’re looking for

• 6+ years of experience in software engineering, with a proven track record of leading engineering teams and mentoring junior developers.
• Strong expertise in designing and developing scalable backend systems, web services, and REST APIs using Python/Django or similar frameworks.
• Solid understanding of cloud-based architectures and microservices, with experience in deploying and maintaining SaaS applications.
• Solid experience in software engineering principles, including CI/CD pipelines, unit testing, code reviews, and version control (e.g., Git).
• Proficiency in working with databases like PostgreSQL, and experience in optimizing queries and ensuring high availability.
• Deep knowledge of computer science fundamentals, including data structures, algorithms, and software design principles.
• Experience with frontend technologies such as React, JavaScript, HTML, and CSS, and an understanding of how they integrate with backend services.
• Ability to quickly adapt to new technologies and make informed technical decisions in dynamic environments.
• Strong attention to detail, with the ability to empathize with customer needs and translate them into impactful software solutions.
• Excellent written and verbal communication skills, with the ability to clearly articulate technical concepts to both technical and non-technical stakeholders.
• Collaborative team player, willing to support and work closely with cross-functional teams.
• Bachelor’s or Master’s degree in Engineering or Computer Science from a reputable institution.

 

What you can look forward to

• Leadership and Ownership: Lead and oversee the entire software development lifecycle, from system design and development (backend and frontend) to QA and DevOps, with a focus on driving high-impact projects.
• Strategic Impact: Witness the direct impact of your work on our users and the overall success of the company, shaping products and solutions that make a significant difference.
• Innovative Technologies: Stay at the forefront of technology by working with the latest tools and frameworks, as we continuously innovate to deliver reliable and scalable solutions for our customers.
• Collaborative Culture: Engage in a culture of openness and collaboration, where your insights and leadership help drive the company’s success and delight our customers.

Key Responsibilities:
1. Experience as a developer with a proven track record in on-time and successful deliveries.
2. Must be highly proficient in python and its frameworks along with various databases
3. Work end to end on microservices and Serverless built on cutting edge technologies like Python (Strong practical experience preferred)
4. Strong knowledge of database & web applications.
5. User authentication and authorization between multiple systems, servers, and environment
6. Experience in python, Javascript and development with various other integrations like firebase.
7. Experience in client/server application development

Desired Profile:
1 . 2+ years of experience as a developer
2. Excellent problem-solving and communication skills are required to articulate technical concepts to the team
3. Excellent development, and debugging skills
4. Ability to learn, act, and thrive in a fast pace environment
5. Knowledge of agile development methodologies

Come and Join the future.

This is an opportunity to work directly with Industry experts having 20+ years of experience in Technology and product development.

Roles and Responsibilities 

• Developing front end website architecture.
• Designing user interactions on web pages.
• Developing back end website applications.
• Creating servers and databases for functionality.
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications.
• Working alongside graphic designers for web design features.
• Seeing through a project from conception to finished product.
• Designing and developing APIs.
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications

Desired Candidate Profile

• Strong organizational and project management skills.
• Proficiency with fundamental front end languages such as HTML, CSS and JavaScript.
• Familiarity with JavaScript frameworks such as Angular JS, and React JS.
• Proficiency with server-side languages like Nodejs, and Expressjs.
• Familiarity with database technology such as MySQL, Postgresql or MongoDB.
• Excellent verbal communication skills.
• Good problem-solving skills.
• Attention to detail.

Duties And Responsibilities

Coding backend for a stock analysis platform in Nodejs. You don’t.t need any experience or understanding of stocks for this position.
Nodejs - candidate must have good experience working with Nodejs and have a deep understanding of space -time complexity for writing optimized code in typescript
Typescript- candidate must know typescript and have good experience with it.
MongoDB and PostgreSQL - candidate must have experience working with both technologies. understanding of both technologies and designing scalable and optimized database structures

Come be a part of one of the most exciting e-learning startup! A product based company building a B2C subscription product for kids around the world. Best understood as a combination of Netflix + Skillshare + Instagram for kids of ages 5 - 15, there is going to be something new every week to work on!

 

Already present in over 148 countries, kids of all backgrounds, languages and ages use DIY.org on website, iOS and Android. DIY is a place online where kids truly discover themselves.

 

We are looking for a Product Engineer - Senior Backend Engineer to join our early stage startup with experience in building B2C products.

 

If you have experience of working in product based companies (preferably startups), and are looking to build exciting things that children across the world will use - come talk to us!

 

What you get to do:

• Design and build advanced applications from scratch keeping scalability and performance in mind
• A good handle on both client and server architecture.
• Work on bug fixing and improving application performance.
• Comfortable in owning large scale products and continuously re-evaluating and innovating.

 

Who are we looking for:

 

• Experience of 7+ years across product based companies
• Should have worked on building B2C products. Having experience in building edtech products would be a major plus.
• Should be an avid programmer with great problem solving skills.
• Should have a great grasp over NodeJs/Typescript/ AWS microservices/DB design/System Design.
• Should have experience in building scalable server-side systems. Should have significant experience in cloud infrastructure and designing databases.
• Should have knowledge of software architecture, system thinking and design patterns.

Software Engineer 

About Brew:-

We believe that the future of banking will be built on top of Cryptocurrencies and DeFi Protocols. However, in its current form, DeFi is too expensive and complex for a common person to participate in. We want to change that with Brew. 

 

Underneath the hood, Brew is a Wallet that makes it super simple to make deposits and take out loans on DeFi and do peer-to-peer and merchant transactions without having to worry about gas fees or navigating multiple chains and tokens. 

The founders come from a strong background in technology and product. We’re backed by some of the best investors in the startup and crypto ecosystem. We’re based out of Bangalore, India but are open to the remote too. 

 

Role:-

We seek engineers who are passionate about building great products and have the conviction that Crypto is going to change the world for the better. 

You may be fit for this role if you 

• Love Programming and are able to write high-quality code.
• Have between 1-3 years of experience.
• Are curious and have a willingness to learn. 
• Maintain a high degree of ownership and accountability.
• Are proficient in OOPs, Data Structures, and Algorithms. 
• Familiarity with Solidity, Node.js, React Native and C++ is a plus. 
  
  

As part of being the founding team, you will play a crucial role in shaping and building the product. In recognition of that, there will be a meaningful equity component in the compensation.

 

We look forward to talking to you.

Looking Data Enginner for our OWn organization-

Notice Period- 15-30 days
CTC- upto 15 lpa

 

Preferred Technical Expertise 

1. Expertise in Python programming.
2. Proficient in Pandas/Numpy Libraries. 
3. Experience with Django framework and API Development.
4. Proficient in writing complex queries using SQL
5. Hands on experience with Apache Airflow.
6. Experience with source code versioning tools such as GIT, Bitbucket etc.

 Good to have Skills:

1. Create and maintain Optimal Data Pipeline Architecture
2. Experienced in handling large structured data.
3. Demonstrated ability in solutions covering data ingestion, data cleansing, ETL, Data mart creation and exposing data for consumers.
4. Experience with any cloud platform (GCP is a plus)
5. Experience with JQuery, HTML, Javascript, CSS is a plus.

If Intersted , Kindly share Your CV

Experience : 1-3 years

Location : Andheri east, Mumbai

Notice Period : Immediate to 15 days

Responsibilities :

- Create algorithms from scratch.

- Create products and backend API's as described by the business team.

- Back-test and create a hypothesis as desired by the research team.

- Code the backend of logics for consumption by the UI team.

- Deploy websockets, Django, rest API's & dynamic TCP, UDP based data flow.

- Deployment and maintenance of codes with version control.

You will be a good technical fit at SETU if ● You have architected systems at scale and understand the nuances of building high throughput SaaS platforms. ● You have a strong working knowledge of the language, constructs, and paradigms of either Go— goroutines, dependency management, templating, routing, web frameworks, or Java— Core Java, multi-threading, Spring framework, ORM ● You are adept at entity modeling, query performance tuning, sharding, etc. using PostgreSQL / MySQL / NoSQL databases ● You have experience with Kubernetes / CI/CD / Terraform / Swagger. What you will do at SETU ● Write scalable, robust, automatable, efficient and maintainable code. ● Build frameworks and reusable components. ● Build REST APIs over the financial services infrastructure for developer consumption. ● Help design and architect a scalable, microservices-based platform. ● Solve complex business problems at scale to launch new products and services.

Company Name : Chapter247 Infotech Position : MEAN/MERN Stack Developer Exp : 1 - 3 yrs Salary : Upto 4 lpa Experience implementing applications using Angular or React. In depth knowledge of NodeJS, ExpressJS. Experience creating front end applications using HTML, Angular. Hands on experience with JavaScript Development on both client and server-side. Experience with modern frameworks and design patterns, minimum one-year experience with MEAN Fullstack paradigm.