
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.

About DIY
About
Connect with the team
Similar jobs
Job Title: Lead Software Engineer
Experience: 4 - 12 yr
Department: Software
Reports To: Senior Software Engineer / Software Architect
Purpose of the Role
The incumbent will be responsible for designing and developing robust software solutions for products in the domains of Warehouse Automation, Industrial Automation, Robotics, and IoT. The role includes defining software architecture, ensuring scalability and performance, and mentoring the development team to drive technical excellence and innovation.
Technical Skills Required
- Proven experience in designing, developing, and deploying high-volume, scalable applications.
- Expertise in distributed systems, microservices, and central system architectures.
- Programming & Frameworks: Proficiency in Java 17+.
- Experience with frameworks such as Spring, Hibernate, Kubernetes, and RESTful APIs.
- Knowledge of JPA, MS SQL, and database modelling/design.
- Hands-on experience with GCP, AWS, or Azure for cloud architecture.
- Familiarity with virtualization and containerization technologies.
- Strong skills in data modelling and database design.
- Knowledge of secure coding practices.
- Tech stack: Java, MSSQL, MySQL, Spring Boot, Redis, Data Structures, Linux, basics of Kubernetes.
Behavioural Skills Required
- Attention to Detail (Proficient)
- Problem Solving
- Decision Making
- Collaborative approach
- Adaptability to a volatile environment
- Accountability
- Good Leadership skills
Job Responsibilities
- Understand requirements and define database and application structure under guidance of Software Architect.
- Write high-quality, scalable, and efficient code.
- Prepare Functional Requirement Documents (FRD) based on inputs from BA team.
- Guide junior and mid-level developers and provide technical support.
- Collaborate to identify and fix technical issues in UAT/Production.
- Work closely to meet project deadlines.
- Take ownership of product implementations at customer sites.
- Hands-on development for assigned modules/products.
- Handle application performance in production.
- Work with customers to understand automation requirements.
- Review and merge code changes from the team.
- Conduct sprint meetings, demos, and resolve development roadblocks.
- Optimize code for performance and efficiency.
What we are looking
- You must have experience in Python, including development of microservices using flask/fastapi/sanic.
- You hold knowledge of at least one Python web frameworks
- You have experience in NoSQL databases such as MongoDB
- You are familiar with relational databases and unstructured data.
- You are familiar with some ORM (Object Relational Mapper) libraries.
- You have prior exposure to code versioning tools such as Git.
- You understand fundamental design principles behind a scalable application
Good to have
- Experience in cloud services such as AWS
- Knowledge of user authentication and authorization between multiple systems, servers, and environments
- Understanding of the threading concepts in Python and multi-process architecture
What you'll do
- Create database schemas that represent and support business processes
- Integrate multiple data sources and databases into one system.
- Develop and integrate RESTful APIs and services for business use cases
- Perform unit and integration tests on developed modules
Key Responsibilities:
- Rewrite existing APIs in NodeJS.
- Remodel the APIs into Micro services-based architecture.
- Implement a caching layer wherever possible.
- Optimize the API for high performance and scalability.
- Write unit tests for API Testing.
- Automate the code testing and deployment process.
Skills Required:
- At least 2 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
- Excellent hands-on experience using MySQL or any other SQL Database.
- Good knowledge of MongoDB or any other NoSQL Database.
- Good knowledge of Redis, its data types, and their use cases.
- Experience with graph-based databases like GraphQL and Neo4j.
- Experience developing and deploying REST APIs.
- Good knowledge of Unit Testing and available Test Frameworks.
- Good understanding of advanced JS libraries and frameworks.
- Experience with Web sockets, Service Workers, and Web Push Notifications.
- Familiar with NodeJS profiling tools.
- Proficient understanding of code versioning tools such as Git.
- Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
- Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
- Experience building a large scale social or location-based app.
· Should have 5 to 6 years of work experience as a Python Developer
· Expertise in at least one popular Python framework (like Django, Flask or Pyramid)
· Knowledge of object-relational mapping (ORM)
· Familiarity with front-end technologies (like JavaScript and HTML5)
· Should have completed B.E/B.Tech. /MCA in any field.
· Good problem-solving skills and Team spirit.
· Writing scalable code using Python programming language.
· Testing and debugging applications.
· Developing back-end components.
· Integrating user-facing elements using server-side logic.
· Assessing and prioritizing client feature requests.
· Integrating data storage solutions.
ython Developer responsibilities include:
- Writing effective, scalable code
- Developing back-end components to improve responsiveness and overall performance
- Integrating user-facing elements into applications
Job brief
We are looking for a Python Developer to join our engineering team and help us develop and maintain various software products.
Python Developer responsibilities include writing and testing code, debugging programs and integrating applications with third-party web services. To be successful in this role, you should have experience using server-side logic and work well in a team.
Ultimately, you’ll build highly responsive web applications that align with our business needs.
Responsibilities
- Write effective, scalable code
- Develop back-end components to improve responsiveness and overall performance
- Integrate user-facing elements into applications
- Test and debug programs
- Improve functionality of existing systems
- Implement security and data protection solutions
- Assess and prioritize feature requests
- Coordinate with internal teams to understand user requirements and provide technical solutions
Requirements and skills
- Work experience as a Python Developer
- Expertise in at least one popular Python framework (like Django, Flask or Pyramid)
- Knowledge of object-relational mapping (ORM)
- Familiarity with front-end technologies (like JavaScript and HTML5)
- Team spirit
- Good problem-solving skills
- BSc in Computer Science, Engineering or relevant field
Developer should have 2-4 years of experience, with a indepth knowledge on how web/mobile app works.
Should have the following knowledge
- RESTful APIs, Python and Django or flask
- Database concepts (MySQL, PostgreSQL, MongoDB, Redis)
- GraphQL
- Version Control tools (Git)/Github/BitBucket
- Ability to communicate and have good writing skills
- Familiarity with multi-threaded applications
- Understanding of Linux Environment and unit test and debugging skills
Job Description:
- Integration of user-facing elements developed by front-end developers.
- Build efficient, testable, and reusable PHP modules.
- Solve complex performance problems and architectural challenges.
- Integration of data storage solutions (may include databases, key-value stores, blob stores, etc.)
- Strong knowledge of PHP web frameworks (such as Laravel, Codeignitor, Yii, etc depending on your technology stack)
- Understanding the fully synchronous behavior of PHP.
- Understanding of MVC design patterns.
- Basic understanding of front-end technologies, such as JavaScript, JQuery, HTML5 and CSS3
- Knowledge of object oriented PHP programming
- Understanding accessibility and security compliance (Depending on the specific project)
- Strong knowledge of the common PHP or web server exploits and their solutions.
- Understanding fundamental design principles behind a scalable application
- User authentication and authorization between multiple systems, servers, and environments
- Integration of multiple data sources and databases into one system
- Familiarity with limitations of PHP as a platform and its workarounds
- Creating database schemas that represent and support business processes
- Familiarity with SQL/NoSQL databases and their declarative query languages
- Proficient understanding of code versioning tools, such as Gif.
- Build efficient, testable, and reusable PHP modules.
- Solve complex performance problems and architectural challenges
- Integration of data storage solutions (may include databases, key-value stores, blob stores, etc}
- Hands on Experience with AWS and NoSQL Database, Integration of AWS Services. (Mandatory)
Development: HTML5, CSS3, JS, JQuery, PHP(Must), Python, Java, Git, Dev Tools, C//.
Development Framework: Laravel, Codeigniter, React JS, Vue JS, Bootstrap.
Tools: Trello, Slack, ASANA, Visual Studio Code, PHPStorm, Github, Selenium
Technologies Frameworks: Bootstrap, Laravel, WordPress.
- Developing and maintaining all server-side network components.
- Ensuring optimal performance of the central database and responsiveness to front-end requests.
- Collaborating with front-end developers on the integration of elements.
- Designing customer-facing UI and back-end services for various business processes.
- Developing high-performance applications by writing testable, reusable, and efficient code.
- Documenting Node.js processes, including database schemas, as well as preparing reports.
- Keeping informed of advancements in the field of Node.js development.
- 10 + years of experience and expertise in database and systems architecture design, development and implementation;
- Expertise and experience in data structures, indexing, query, and retrieval;
- Excellent data management skills including ensuring data integrity, data access, security and archiving procedures;
- Knowledge of the language technology and video extraction research domains to be able to converse fluently with the research communities to transform research requirements into concrete formalisms.
- Experience in cross platform development for multiple variants of Unix, Linux including 32 and 64 bit
- Experience with NoSQL, SQL databases, statistics and algorithms
- Strong oral and written communication skills
- Design, implement and test novel database architecture designs to accommodate the multimodal data types used in Client managed technology evaluations
- Administer and monitor database and address data security solutions as applicable
- Design and develop efficient techniques for fast, optimized data access and transfer of distributed or networked database systems
- Design, implement and test novel data structures, data search, query and retrieval solutions to enable access to and processing of the multimodal data types used in Client managed technology evaluations









