Data Engineer

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.

Responsibilities & Qualification:

· Should have managed a regional or pan-India team in credit card collections.

·  Strong people management skills and ability to motivate a team across multiple

locations.

· Must have strong relationships with collection agencies across the country and be

able to drive their performance.

· Ability to set targets and ensure goal orientation among the team members.

·  Must have a basic understanding of underwriting policies that work and don’t work

for unsecured lending.

· Sound knowledge of how to read credit bureau reports / data and credit bureau

processes. Must be able to suggest ways to leverage credit bureau data for

improving underwriting and collections.

· Familiarity with collection systems for collection of dues from delinquent borrowers.

Experience in implementing a collection system would be preferable.

·  Should be data driven and comfortable with numbers; should be comfortable with typical

credit risk portfolio reports.

· Familiarity with incentive plans for collectors/collection agencies including their

pitfalls.

·Should be ethical and act with integrity to ensure there is no reputational risk to

the organization.

· Must have sound knowledge about all rules and regulation (particularly those

relating to credit card collections) and ensure compliance with these across

the risk organization.

Your Day-to-Day

• Assist our Growth Strategists in analyzing the results of A/B experiments.
• Analysis on customer engagement rates, customer acquisition projects ( ex. Churn rate prediction, Attribution etc. )
• Analyse marketing channel performance and Deep-dive reports to stakeholders and Management
• Building statistical experimentation templates for faster A/B outputs
• Work on forecasting models and assisting senior Management in creating frameworks on growth models

• Local implementation of marketing analytics projects related to improving marketing channels effectiveness, customer segmentation, campaign optimization, etc
• Monitor campaigns against key performance indicators (KPIs), be fully aware of trends and analytics, success and risks in order to achieve business objectives.

• Communicate complex ideas into understandable reports/documentation and this will include leveraging on leading software tools such as Tableau.
  
  

Your Know-Know

• 3-5 years of experience in strategy / consulting / analytical / project management roles; experience in e-commerce, Start-ups or Unicorns(CARS24,OLA,SWIGGY,FLIPKART,OYO) or entrepreneur experience preferred + At Least 2 years of experience leading a team
• Top-notch academics from a Tier 1 college (IIM / IIT/ NIT)
• Must have SQL/PostgreSQL/Tableau Experience. 
• Added advantage: Experience with Google Analytics, CRM (MoEngage, Braze,Leanplum).
• Preferred knowledge of statistical computer languages (Python / R, etc). 
• Analytical mindset with ability to present data in a structured and informative way
• Enjoy a fast-paced environment and can align business objectives with product priorities

About the role

In Loop, we work in super small teams, in very high velocity.

You will be part of such a team, and work day to day with all the team at Loop, plus the founders.

As a generalist, you can wear many hats, and will function across business units.

• Customer Success: You'll work directly with customers, and make sure that we are building what users want
• Sales: Speak with customers directly, in a pre-sale fashion. Maintain communications and optimise our CRM
• Must-haves: Engineering Background is a plus.

Must haves.

• Must have done this before, or be willing to learn fast.
• Must be fast. We operate at 200mph, and so do you. -Must be relentless. We never stop, so you are even faster than us. -Must have customer driven. We think customers first and so should you. -Must be driven and go above and beyond. -Must be able to explain and communicate clearly. -Must be prepared to challenge us and disagree. We are thinking and acting as a team. -Must be able to work autonomously. -Must want to work hard. -Last but not least, you are genuinely a nice person.

Big plus You are a founder before

Founders

The team is made of Staff engineers, Senior Managers with a combined 25+ years of experience in Google, Uber, Flipkart and ShareChat.

Sundar is an IITM CS Graduate. Previously, he built Traffic Models, Driver positioning algos that power ETAs for Uber, led teams that built the RecSys for Moj(Indian equivalent of TikTok with >100M users), and represented India in ACM ICPC World Finals.

Anand is a Bits Pilani CS Graduate. Previously he has worn hats including building the first supply chain management of Flipkart in 2012 and being in the first 100 eng, running a FinTech startup for 1.5 years, managing large teams eng at Uber and building the pickup experience for Uber.

Vinod is a Bits Pilani EE Graduate. Previously he was a senior manager at Google managing data science,analytics and operations functions for products across several verticals like assitant,search, trust.

Role – Devops

Experience 3 – 6 Years

Roles & Responsibilities –

• 3-6 years of experience in deploying and managing highly scalable fault resilient systems
• Strong experience in container orchestration and server automation tools such as Kubernetes, Google Container Engine, Docker Swarm, Ansible, Terraform  

• Strong experience with Linux-based infrastructures, Linux/Unix administration, AWS, Google Cloud, Azure

• Strong experience with databases such as  MySQL, Hadoop, Elasticsearch, Redis, Cassandra, and MongoDB.

• Knowledge of scripting languages such as Java, JavaScript, Python, PHP, Groovy, Bash.

• Experience in configuring CI/CD pipelines using Jenkins, GitLab CI, Travis.
• Proficient in technologies such as Docker, Kafka, Raft and Vagrant

• Experience in implementing queueing services such as RabbitMQ, Beanstalkd, Amazon SQS and knowledge in ElasticStack is a plus.

Job Description

We are looking for a candidate who is a creative problem solver, will work in coordination with cross-functional teams to design, develop, and maintain our next-generation websites and web tools. It is a technological position where excellent knowledge of the software development life cycle is a must to develop new projects and support the existing ones.

Skills:

• At least 2 years experience as a Node.JS developer
• Extensive knowledge of Javascript, web stacks, libraries, and frameworks.
• Knowledge of front-end technologies such as HTML5 and CSS3
• Good understanding of Agile/Scrum
• Knowledge of Node.js frameworks available for it such as Express, Loopback, Nest.JS)
• Proficient understanding of code versioning tools such as Git
• Knowledge of typescript.

Responsibilities:

• Develop quality software and web applications
• Analyze and maintain existing software applications
• Design highly scalable, testable code
• Discover and fix programming bugs.
• Will be working with MongoDB, Typescript, Node.js, React
• Architect and build the backend for corresponding web services (Node.JS and related framework)

We are seeking a very talented remote/onsite Senior Software Engineer, proficient in front-end and backend development. We prefer to rapidly develop with frequent releases and aim to provide amazing experiences for our end users.

Each engineer is treated as a true owner, with a high degree of ownership and autonomy. We are looking for a product minded, independent thinker -- not someone whose hand we will hold to make product decisions. We aim for a lean, fast-moving team that prefers to avoid meetings and focus 100% on driving impact.

Responsibilities:

• * Work with cutting-edge front-end and back-end technologies in designing, building, and maintaining performance, responsiveness, and delightful experiences for our customers.
• * Write high-quality front-end & back-end code, complete with automated unit and integration tests, as well as participate in code reviews.
• * Partner with product, marketing, and customer success to develop a highly interactive web application that fosters innovation.
• * Collaborate with other Software Engineers to evaluate and recommend new technologies, and help to continuously modernize and mature our front-end implementations and best practices.

Ideal Candidates Will Have:

• * Minimum of 4 years' experience in fast-paced, nimble teams building software at scale
• * Possesses deep understanding of JavaScript beyond libraries or frameworks (i.e. Core JS, not just jQuery or Angular).
• * A proven ability to deliver an amazing user experience.
• * Have detailed knowledge of responsive CSS, the box model, semantic markup, and HTML5.
• * An appreciation for good design, and the desire to translate visual ideas into working, beautiful code.
• * Experience in building scalable solutions with a high level of code quality through automated tests and good architecture.
• * Ability to solve complex data problems and think of best ways to present these to users.
• * Strong team player with excellent communication skills and high degree of ownership and drive.

Candidates with varying backgrounds are encouraged to apply. We do not require prior knowledge of technologies in our stack, only a desire to learn them.

About:

Pangolin is a brand consultancy and creative agency. We help companies create positive change in the world by raising awareness through branding and inspiring through storytelling. We’re growing our team of creatives and strategists. Join us if you’re craving work that makes a real difference in the world, and a work culture that allows you to have a balanced life. 

Role:

B2B Social Media Expert

Description:

Are you intimately familiar with the LinkedIn algorithm? Do you specialize in growing brand following on Twitter? Are you proficient in defining and executing social media strategies for Quora, Reddit, Instagram, and Facebook?  We’re looking for an expert with a solid understanding of how each social media channel works and how to optimize content so that it is engaging. As the B2B Digital Marketing Specialist, you will also be responsible for organizing and producing content that follows our clients’ brand guidelines.

Competencies:

• Consistent and self-driven to learn about social media platforms and trends. 
• Strong creative storytelling skills with a focus on visual and content aesthetics.

Skills:

• Working knowledge of SMM tools like Hootsuite, Moz, Loomly, etc.
• Working knowledge of design applications like Adobe Suite, Canva, etc., and other video editing tools.
• Adept at digital tools like Facebook Insights, Twitter Analytics, Google Analytics/Google Ad Manager.
• Adept at communicating in a professional, but unique social media “voice” for each client; directly aligned with the clients’ thought leadership and content platform.

Experience:

• Demonstrable B2B social networking experience and social analytics tools.
• Experience in managing multiple digital marketing campaigns with the ability to analyze and make recommendations on performance.
• Strong understanding of social media KPIs, keyword optimization tools, and social media algorithms.

Location and Type: 

Remote, Full-time

Evaluation:

Portfolios will be checked for expertise in the B2B domain. Please share only case studies of growth where the strategy and execution were owned end-to-end by you. Shortlisting will be followed by a video interview.