
About us:
HappyFox is a software-as-a-service (SaaS) support platform. We offer an enterprise-grade help desk ticketing system and intuitively designed live chat software.
We serve over 12,000 companies in 70+ countries. HappyFox is used by companies that span across education, media, e-commerce, retail, information technology, manufacturing, non-profit, government and many other verticals that have an internal or external support function.
To know more, Visit! - https://www.happyfox.com/
We’re looking for a Lead Backend Engineer with 5+ years of experience in building web services to join our engineering team to help architect, build and run our growing list of products. You should have prior experience being responsible for building sufficiently complex products/services and mentoring software engineers.
Responsibilities:
- Lead a team of engineers working on our product roadmap. You are expected to contribute to feature development with hands-on development tasks
- Oversee software architecture, source control workflows, and CI/CD processes and perform code reviews to ensure exceptional code quality
- Improve the development experience and the quality of the codebase. You will define and uphold best practices and coding standards for the team
- Responsible for architecture and design decisions
- Own stability and performance of the service that you work on
- Work with the Engineering Manager to ship stable software on time
- Contribute to the vision and long-term strategy in your area of expertise
Requirements:
- 2+ years of experience in a technical lead role designing and building complex backend systems
- 5+ years of professional software development experience
- Excellent knowledge of best practices and coding patterns
- Deep knowledge of backend programming languages like Python and web application frameworks like Django
- Solid experience in building web services using relational databases like PostgreSQL or NoSQL databases like MongoDB
- Proficiency with Amazon Web Services (AWS) or Google Cloud Platform or Azure
- Extensive experience with Linux/UNIX production environments
- Strong sense of quality in terms of both program architecture and code style
- Passion to dig into technically complex problems to troubleshoot and figure out a solution
- Desire to continuously improve and ship the best quality product
- Pragmatic approach to make sure technical decisions align with actual business needs.
- Good understanding of the trade-offs when building for product value, reliability, or performance
- Excellent communication skills with the ability to discuss and explain your point of view clearly and effectively
- An engineering degree is a must(B.E. CS preferred)

About HappyFox
About
HappyFox is a software-as-a-service (SaaS) support platform. We offer an enterprise-grade help desk ticketing system and intuitively designed live chat software.
We serve over 12,000 companies in 70+ countries. HappyFox is used by companies that span across education, media, e-commerce, retail, information technology, manufacturing, non-profit, government and many other verticals that have an internal or external support function.
To know more, Visit! https://www.happyfox.com/
Company video


Product showcase
Similar jobs
We’re Hiring Backend Developers | Java / Go / Python | 3–5 Years | Bangalore
We are expanding our engineering team and looking for talented Backend Developers with 3–5 years of experience to join us in Bangalore.
If you enjoy building scalable systems, working with modern cloud technologies, and solving complex problems, this opportunity is for you!
💼 Position
Backend Developer (Java / Go / Python)
📍 Location: Bangalore
👨💻 Experience: 3–5 Years
🔎 What You Bring
✔ Strong proficiency in Go or similar backend languages like Python with Fast API or JAVA with Springboot .
✔ Experience designing RESTful APIs
✔ Hands-on experience with AWS / GCP
✔ Experience working with PostgreSQL, Redis, Kafka, or SQS
✔ Strong experience with Microservices architecture
✔ Hands-on experience with CI/CD pipelines
✔ Experience with containerized environments (Docker / Kubernetes)
✔ Familiarity with monitoring tools like Prometheus, Grafana, and Spring Actuator
✔ Strong understanding of data structures, algorithms, and system design fundamentals
✔ Ability to own features end-to-end and solve complex engineering problems
✔ Strong focus on code quality, observability, and operational ownership
✔ Comfortable working in fast-paced, high-growth environments
Numino Labs
Business: Software product engineering services: Pune, Goa.
Clients: Software product companies in the USA.
Business model: Exclusive teams for working on client products; direct and daily interactions with clients
Client
Silicon Valley startup in genAI: 45m+ in funding.
Product: B2B SaaS.
Core IP: Physics AI foundation model for hardware designers with specific focus on semi-conductor chip design.
Customers: World's top chip manufacturers
Responsibilities
- Team player: Delivers effectively with teams; interpersonal skills, communication skills, risk management skills
- Technical Leadership: Works with ambiguous requirements, designs solutions, independently drives delivery to customers
- Hands on coder: Leverages AI to drive implementation across Reactjs, Python, DB, UnitTest, TestAutomation & Cloud Infra & CI/CD Automation.
Requirements
- Strong computer science fundamentals: data structures & algorithms, networking, RDBMS, and distributed computing
- 8-15 years of experience on Python Stack: Behave, PyTest, Python Generators & async operations, multithreading, context managers, decorators, descriptors
- Python frameworks: FastAPI or Flask or DJango or SQLAlchemy
- Expertise in Microservices, REST/gRPC APIs design, Authentication, Single Sign-on
- Experience in high performance delivering solutions on Cloud
- Some experience in FE: Js & Nextjs/ReactJs
- Some experience in DevOps, Cloud Infra Automation, Test Automation
Experience working with ExpressJS
Good Understanding of OOPS , Data Structure and Algorithms is required
Requirements
-
Overall 2-8 years of software development experience in building web-based and highly scalable applications
-
Excellent understanding of core computer science concepts like algorithms, data structure, system design, OOP, etc.
-
Deep knowledge and development expertise in Core Java and SpringBoot or other equivalent frameworks
-
Strong experience in HTML5 and CSS3 and should have basic experience in JS technologies
-
Good knowledge of database concepts, having SQL writing experience, and familiarity with at least one of the relational databases
-
Worked in a CI/CD environment with Jenkins
-
Experience working in an agile team with software engineering practices like automated testing, test-driven development, continuous integration, etc is a big plus.
-
Ability to quickly learn and evaluate new technologies and work effectively in a fast-paced, dynamic environment
-
Strong oral and written communication.
Mentor To Go is an android and web based platform to help students improve their work readiness through self-learning sessions, personalised mentorship provided by mentor professionals from a range of careers, and work experience opportunities.
The technology platform implements functionalities such as: screening surveys of mentors and mentees, training content for mentors, matching through an algorithm, and mentorship through the delivery of structured activities.
The application technology architecture comprises of the following:
o a Python Django web application with NGinx and Gunicorn
o PostgreSQL database
o A React Android and Web app
o Rest APIs which interact between the Android app and the Django webserver
Our vision at Mentor To Go is to provide career mentorship to young people anywhere, anytime across the length and breadth of India.
We are looking for a backend software developer who is passionate about using web technologies to solve social problems and creating experiences that are elegant and effective. You will own the back end development of features of the Mentor To Go platform from conceptualisation through design and testing, working closely with other developers, the technical project manager, and the program operations team. You are user-centric, continuously demonstrate strategic & analytical abilities, and are laser focused on executing at speed. You must have the ability to succeed in a fast paced environment, where success is dependent on your ability to collaborate with cross-functional team members in a positive, productive, and transparent way.
Minimum requirements
- Bachelor’s degree in engineering preferably CS or related discipline
- 3+ years experience working in Unix/Linux environments building web and mobile applications
- Proficiency in developing and deploying cloud based Python/Postgresql applications preferably using frameworks such as Django
- Experience with design and development of moderately complex software projects
- Strong written and oral communication skills
- Familiarity with version control software such as Git
Desired requirements
- 5+ years of overall relevant work experience
- Experience building apps using React/React-Native
- Basic understanding of AWS cloud
- Ability to participate in technical discussions and help make technical trade-offs
About Mentor Together
https://mentortogether.org/">Mentor Together is India’s first and largest youth mentoring non-profit organization with a mission to facilitate empowering mentoring relationships and networks that help young people break the inequalities of opportunity and actualise their potential.
http://bit.ly/mentortogo">Mentor To Go is the world’s first mobile mentoring platform created by Mentor Together with the support of Cisco India, LinkedIn Social Impact, British Telecom and Sterlite Technologies.
Requirements :
- 3+ years of professional software development experience
- 2+ years of object-oriented Java/J2EE hands-on development
- Spring (MVC, IOP/DI, REST, Security) & Hibernate/Spring
- REST web services
- Anyone of the messaging solutions like Kafka, RabbitMQ
Desirables :
- SQL, No SQL concepts
- Experience of Redis or/and Mongo DB
- Agile methodology
- Experience leading or working with cross geography teams
- Unix, shell scripting & Build Systems
Bonus :
- Microservice design and development experience
- Android application development experience
- Experience in performance optimization is an added advantage
- Full SDLC experience (requirements gathering, architecture, development, QA, etc.)
Responsibilities :
- You will be working with the Supply Chain Management team building a leading eCommerce platform for Asian markets
- Order Promising system, promising the order delivery promise date to customer by applying the constraints on current resource availability across different steps in the supply chain. This system needs to scale for thousands of requests per minute with few million seconds of response time
- Warehouse and Inventory Management system, this system needs to scale to processing huge number of orders across different warehouse.
- Transportation and Logistics Management, involves planning and delivery of huge number orders to end customer. This system has the workflows to manage first mile, line haul and last mile delivery to customer
- Inventory Planning, helps in tracking different selling behaviours of the items and triggers / helps planners to replenish, promote, markdown or place inventory at right place to cut down the on hand inventory requirements
- You will be actively involved during the entire technology development lifecycle. Responsibilities will include all aspects from design, coding review, coding, unit testing, end user feedback cycle changes and manging and scaling the system in production.
- Primary role in leading software development teams
- The customized solutions that you will be architecting and developing will also require knowledge and experience with spring / Hibernate, SOAP / REST, microservices and SQL.
- Ability to learn new technologies quickly and willingness to read and digest large existing source code and take ownership on complex component or subsystem to drive improvements and re-architecture
- Work with a team of amazing developers and designers involved in the design and development of global platforms
- Invent and prototype new features, build, test and ship them to customers as SaaS, cloud-based or hosted product platforms
- Drive the implementation of new technologies that improve our ability to build great customers products.
- Participate in a fun, open learning environment with great benefits and smart talented folks that represent among the best globally.
Qualification :
- A Bachelors degree in Computer Science (or equivalent experience)
- M-Tech or advanced degree a plus
- Hackathon participation, hands-on programming capability, competitive programming is a plus















