Fullstack 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

• 7+ 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.

Experience: 2-3 years of experience in Python, NodeJS, MySQL, ReactJS, NextJS technologies.

About: Fletch is a U.S. based technology firm building an open insurance ecosystem

connecting consumer apps to insurance providers. The team has previously built global

payment infrastructure at scale (processing $billions in transactions) and founded enterprise

technology companies with solutions in commercial use by over 100 corporates. 

Fletch has seen rapid traction (existing partnerships with leading U.S. insurance providers)

and is backed by top global fintech VCs and angels. The team is now looking to scale

further hiring & expansion.

Location:  Remote 

Responsibilities:

-Developing complex web application features using Python, NodeJS, ReactJS, JS, MySQL, TypeScript, NextJS.

-Writing reusable, testable, and efficient code

-Implementation of low-latency, high-availability, and performant applications

-Integration of user-facing elements developed by front-end developers with server side logic

-Translating designs and wireframes into high quality code

-Optimising components for maximum performance across a vast array of web-capable devices and browsers.

Skills:

-Very strong in programming, DataStructures, Algos and complex tech concepts

-Strong in developing no-code platforms and configurable applications.

-Strong experience in developing apps using React hooks, state, DOM manipulation etc.,

-Strong experience in developing BE code using Python, Node, MySQL.

-Strong expertise working with RESTful APIs

-Strong experience in NextJS

Job Title: Senior Lead – Application Engineering

Remote | Chennai | Hyderabad | Bangalore

Tiger Analytics is a global AI and analytics consulting firm. With data and technology at the core of our solutions, our 2800+ tribe is solving problems that eventually impact the lives of millions globally. Our culture is modeled around expertise and respect with a team-first mindset. Headquartered in Silicon Valley, you’ll find our delivery centers across the globe and offices in multiple cities across India, the US, the UK, Canada, and Singapore, including a substantial remote global workforce. 

We’re Great Place to Work-Certified™. Working at Tiger Analytics, you’ll be at the heart of an AI revolution. You’ll work with teams that push the boundaries of what is possible and build solutions that energize and inspire.

Curious about the role? What your typical day would look like?

As an Application Engineer, you will be responsible for Application Engineering capability, designing and developing web applications, and managing small teams of App engineers In doing so, you will closely collaborate with program leads and technology architects across global locations.

More specifically, you might:

• Collaborate with business analysts and technical managers to understand functional, and non-functional requirements, and scope.
• Design and develop multi-tier, cloud-native, high-performance, and scalable solutions
• Indulge in applying benchmarking software engineering principles and design patterns to build robust world-class solutions.
• Direct cross-functional agile teams as a leader across the software development lifecycle
• Analyse design alternatives using proofs-of-concept, and engage with architects to choose the best optimal solutions
• Obsess about writing high-quality code and performing reviews of the design and code.
• Interact and collaborate with project/program managers to estimate, plan, and reduce technical concerns at the module or project level.
• Ideate with your peers, support their work, and provide constructive feedback on their solutions.
• Try to get to the heart of the problem by closely liaising with customers and getting to the heart of what's working and what's not.

What do we expect? 

• 8+ years of experience
• A passion to write clean yet simple programs using JavaScript, HTML5, CSS3
• A drive to create basic, uncluttered programs using Java / .Net core / Python with Django or Flask.

• Keen interest in creating web frameworks like Angular / React JS 
• A comprehensive foundation using object-oriented and functional programming languages. 
• Wide-ranging knowledge in web server technologies - Node.js / Nginx
• Exposure to Cloud environments - AWS / Azure / GCP
• Good understanding of working with API design and development

You are important to us, let’s stay connected!

Every individual comes with a different set of skills and qualities so even if you don’t tick all the boxes for the role today, we urge you to apply as there might be a suitable/unique role for you tomorrow. 

We are an equal-opportunity employer. Our diverse and inclusive culture and values guide us to listen, trust, respect, and encourage people to grow the way they desire. 

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

• The developer should be well conversant with principles of clean codeand refactoring practices.
• The developer should have experience writing unit and integration tests.
• The developer should be conversant with agile development practices.
• Prior experience in Python is a good to have but the developer should be willing to do development in Python.
• The developer is expected to collaborate with developers from other teams as well as business stakeholders in India and in US to design and develop business requirements.

Position: Senior Software Engineer

Location : Gurgaon ( WFH untill Pandamic ) 

You'll be responsible for developing web applications for managing various working aspects of e-commerce, warehousing & supply chain systems. Your primary focus will be the development of server-side logic and client-side interfaces, ensuring high performance and responsiveness to requests from the front-end.

Responsibilities:

● Design, develop, test, deploy, and maintain highly scalable user-facing software applications.

● Participate in business discussions and present software solutions to their various problems.

● Coordinate full cycle product development activities with executive management, product management, quality assurance, support, and operations teams.

● Build software modules, libraries, and frameworks that support complex back-end applications as per the specifications and on time.

● Design schema for SQL and NoSQL database.

● Setup metrics tracking and inspect server code for speed optimization.

● Assign tasks to team members and gauge progress of various projects.

● Should open to work on PHP/Laravel.

Requirements:

● 4+ years hands-on experience on writing and deploying production quality code.

● Solid foundation in computer science with strong competency in data structures, algorithms and software design.

● Have created enterprise level applications in any programming language.

● Professional experience using PHP, Python and Golang among others.

● Development experience with Unix/Linux.

● Strong Experience with relational SQL and NoSQL databases.

● Hands on experience in using AWS technologies like EC2, lambda functions, SNS, SQS and worked on serverless architecture.

● Follow right back-end engineering practices and desire to continually keep up with its advancements.

● Constantly improve product quality, security, and performance.

● Experience in leading the team and working with cross-functional teams in a dynamic environment is a plus.

● Domain knowledge of warehousing operation related processes and ecommerce workflows is preferred.

● Should open to work on PHP/Laravel.

DUKAAN - Create Your Online Store in 30 Seconds

Dukaan is an app that allows offline businesses to sell their products and services online. On our app, the users can make beautiful product catalogs (catalogs) right from a smartphone and share with their customers easily on different social media apps such as Whatsapp Business, Whatsapp, Facebook, Instagram, etc. Praised by users all over India, this app has saved declining businesses by helping them transfer their shop online. The journey has just begun and we are on a mission to make India truly Digital.

Dukaan is currently powering over 5M e-commerce stores built by Indian small businesses and growing at a crazy rate.  

We are looking for a Backend Engineer to join our team who will be part of our new innovations team.

Requirements:

1. Strong knowledge of Django, Django Rest Framework, and their design principles.
2. Strong knowledge of Django ORM, should be able to leverage it to write complex and optimized queries (E.x Q queries, Case, When, Select related, prefetch related, Subqueries, Annotations, Aggregations, Filtering, etc.).
3. Should be able to override DRF serializers, filters, and view set completely according to needs.
4. Should have good experience in Class-Based Views to write the backend API.
5. Sound knowledge of database design patterns and modeling them to Django models.
6. Sound knowledge of how to write test cases for the APIs.
7. Should be able to write optimized pythonic code adhering to python PEP standards.
8. Strong knowledge of python packaging and how to architect a codebase that should be easily scalable and not get cluttered.
9. Strong knowledge of REST API design patterns.
10. The ability to write RAW SQL queries and further database-level coding will be a plus.
11. Good Understanding of python’s asyncio, threading, and multiprocessing library, their benefits and limitations along with their appropriate use cases.
12. Hands-on knowledge of celery and its corresponding message broker such as RabbitMQ, Redis, etc.
13. Experience with building a CDC(Change Data Capture) pipeline will be a plus.
14. Experience with Apache Kafka, Kafka connect and Debezium will be a plus.
15. Experience with open source will be a plus.
16. Good knowledge of Algorithms and data structures.

Responsibilities:

1. Understand the ins and out of the existing codebase and have a good grasp of it.
2. Write clean, stable, and scalable code.
3. Write unit test cases for the APIs.
4. Do whitebox and blackbox testing for your own code and as well as others if required.
5. Understand and implement fast prototype solutions for business needs.

Technical Skills:

• Hands-on experience with JavaScript/TypeScript ( NodeJS & ExpressJS) in) Development on both client and server-side
• Proficiency in HTML, CSS and front end frameworks(Angular 7, AngularJS) 
• Having experience in building a responsive web design
• Experience with MongoDB and good knowledge in database concepts
• Experience with web frameworks like ExpressJS
• Developing secure Node.js end points using Passport, JWT, OAuth, and related technologies.
• Knowledge in Restful API Design
• Knowledge in unit testing tools like Karma, Jasmine etc..
• Experience with Version control systems like GIT and knowledge in GIT branching is necessary.
• Knowledge in continuous integration
• Strong object-oriented knowledge in any platform is a plus
• Proficiency and hands-on experience with one or more of the following: Backbone / KnockoutJS / EmberJS / ReactJS is a plus
• Knowledge in payment gateway integration is a plus

Responsibilities:

• Working with an Agile Scrum team using tools such as JIRA.

• Involving in writing functional specifications and technical documentation

• Working with the peer developers and writing good quality codes and release features

• Participation in internal code reviews

• Direct interaction with the client