Senior Software Engineer - Backend

Job Title : Python Developer (Crawlers / APIs / Async Programming)

Experience : 3 to 6 Years

Notice Period : Immediate to 15 Days

Job Location : Bangalore

Interview Process : 1 Internal Round + 2 Client Rounds

Mandatory Skill :

Strong Python experience with crawlers, REST APIs, async/multithreading, and PostgreSQL/MySQL in a cloud environment.

Role Overview :

We are looking for a highly skilled Python Developer with strong hands-on experience in building web crawlers, REST APIs, and advanced Python applications. The ideal candidate should be proficient in writing clean, efficient, and scalable code, and comfortable working with asynchronous programming, multithreading, and cloud-native environments.

Key Responsibilities :

• Build and ship new features and fixes in a fast-paced environment.
• Design, develop, test, and deploy scalable Python applications.
• Develop robust web crawlers and RESTful APIs.
• Write clean, secure, and maintainable code following SOLID principles.
• Design and document features, components, and systems.
• Collaborate closely with cross-functional teams.
• Support, monitor, and maintain existing products.
• Continuously learn and improve technical expertise.

Mandatory Skills :

• 3 to 5 years of strong hands-on experience in Python
• Experience in building web crawlers and REST APIs
• Strong knowledge of multithreading and async I/O in Python
• Experience with PostgreSQL or MySQL
• Strong understanding of OOP/Functional Programming and clean coding practices
• Experience with Docker / Containers
• Exposure to Cloud platforms (AWS or GCP)
• Excellent written and verbal communication skills
• High ownership mindset and accountability

Good to Have :

• Experience with Kubernetes, RabbitMQ, Redis
• Contributions to Open Source Projects
• Experience working with AI APIs and tools

What the Interview Will Focus On :

• Problem-solving and coding skills
• Hands-on Python programming
• Low-Level Design
• Database Design concepts

Must have: Clear developer/engineer background — design, develop, engineer ServiceNow solutions (not just admin/support)

Must have: JavaScript — Business Rules, Client/Server-side scripting, Glide APIs (GlideRecord, GlideAjax, etc.)

Must have: Integration experience — REST & SOAP APIs, cross-system UI integrations

Must have: ACL (Access Control Lists) — workflow-level access control, security rules

Must have: Workflow design/development (Flow Designer/Workflow Editor)

Good to have: MCP server / Agentic AI exposure

Strong Engineering Manager / Lead Profiles

Mandatory (Experience 1) - Must have 8+ years of overall Software Engineering/Development experience

Mandatory (Experience 2) - Must have 3+ years of experience as Engineering Manager / Team Lead role, with ownership of technical direction, delivery, and people management

Mandatory (Experience 3) - Must have hands-on Backend development experience using Python or Java, with frameworks such as FastAPI / Django / Spring / Express (Node.js)

Mandatory (Experience 4) - Must have Frontend development exposure using ReactJS, JavaScript, HTML, CSS

Mandatory (Experience 5) - Must have experience designing and building APIs, services, and integrations, including system design, PR reviews, and architectural decision-making.

Mandatory (Experience 6) - Must have experience leading engineers end-to-end – mentoring, code reviews, execution planning, and improving team productivity/quality

Mandatory (Company) - Must be from Product Companies / Startups (early to growth stage), B2B SaaS + Fintech industry is highly preferred

Mandatory (Note) - This role will be 80% team management and 20% IC (hands on coding required)

Preferred

Preferred (Education) - Tier 1 engineering college

• Research, design and build highly reliable, available, and scalable platforms.
• Explore design implications and work towards an appropriate balance between functionality, performance, and maintainability.
• Lead by example, mentor, and guide team members on everything from structured problem solving to development of best practices.
• Own large technical deliverables and execute in an exemplary way
• Be able to conceptualize and develop prototype quickly
• Working with a cross-discipline team (Design, Product, Engineer, Operations, Sales, Marketing).
• Active participation in the hiring process to bring quality engineers in the team. 
• Lead-out team meetings, stand-ups, and architecture/design discussions
• Writing bug-free code, participating in code reviews, designing/architecting systems of varying complexity and scope, and creating high-quality documentation supporting the design/coding tasks
• Identify areas of improvement in our frameworks, tools, processes and strive to make them better.
• Researching new technologies and adapting them to BeyondSkool’s requirements
• Own and commit to all your work, and be accountable for your results
• Using and understanding code from Open-Source projects
• Participate in a culture of code reviews, writing tech specs, and collaborating closely with other people
• Produce highly reliable systems that are thoroughly tested and benchmarked.
• Develop multi-tier scalable, high-volume performing, and reliable user-centric infrastructure that operates 24x7
• Scale distributed applications, make architectural trade-offs applying synchronous and asynchronous design patterns, and deliver with speediness and quality.

• Bachelor's degree in Computer Science or any other relevant field.
• Experience of 5 - 7 years as a back-end engineer preferably in a microservice environment.
• Strong proficiency of Node.js and frameworks available for it such as Express.js
• Strong proficiency in Javascript and TypeScript

• Must have worked building 2+ backend system using node.js and Express.js
• Strong understanding and experience of creating highly scalable and complex database design.
• Good understanding of Data Modeling using RDBMS and NoSQL (Cassandra, MongoDB, ElasticSearch, Redis) data stores
• Strong problem-solving skills with a good understanding of data structures and algorithms
• Strong understanding of front-end technologies, such as HTML5, and CSS3
• User authentication and authorization between multiple systems, servers, and environments
• Experience of creating highly scalable, fault tolerant, resilient distributed systems
• Strong knowledge of creating scalable system design and good understanding of microservice based architectures
• Understanding of caching enabled, PubSub and event driven architectures
• Hands on experience and good knowledge of AWS services
• Understanding automated testing platforms like selenium and unit tests like Chai, Mocha, Jasmine etc
• Proficient understanding of code versioning tools, such as Git
• Curiosity to explore the cutting-edge technologies and bake them in the products.
• Zeal and drive to take end to end ownership.

Role- Node.js Developer/Senior Node.js Developer

Job description:

- (Nodejs, Express), MySQL, Postgre SQL
- Working experience of GIT
 - Well-versed and experienced with unit testing, code coverage.
- Well versed with SOILD design principles and its application
- Good to have – some experience with Azure DevOps and/or azure functions.
- Good knowledge of designing and writing restful API.

Desired candidates must have 2-6 years experience as NodeJs Developer. If the candidate is not able to relocate to Gurgaon then we can also provide permanent Work from home for this position.

Roles and responsibilities:

• Responsible for understanding functional and business requirements and translate them into effective code
• Provide support till deployment of code into production.
• Ownership for ensuring code optimization, problem diagnosis, and on-time delivery
• Implement solutions as per the pre-defined framework /guidelines and adherence to processes
• Finding an optimal solution for the problem statement
• Conduct peer code review.

What candidate should know about:

• Excellent hands-on experience with Node.Js, Express.Js, JavaScript
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Excellent hands-on experience with MongoDB, Mongo aggregation, MySQL
• Ability to build REST services, Authentications, MVC applications
• Excellent Object Oriented Programming skills and ability to write modular, secure, scalable, and maintainable code
• Experience with Elastic Search, Redis.
• Knowledge about AWS components (S3, EC2, Cloudfront, Redis Clusters, etc.)
• Self-learning abilities are required
• Familiarity with upcoming new technologies is a strong plus

About us:

NetCracker Technology, a subsidiary of NEC Corporation, is the leading provider of BSS/OSS solutions to service providers around the world. From billing, customer care, and real-time charging and policy solutions, to resource and network management, service fulfillment & assurance, our comprehensive software and services capabilities enhance the customer experience through content-rich offerings and reduced costs.

NetCracker's innovative end-to-end BSS/OSS solutions enable service providers to operationalize next-generation connectivity, maximize the convergence of Network and IT, monetize content, and deliver a compelling customer experience.

Founded in 1993, NetCracker became a subsidiary of NEC Corporation in 2008 and acquired the Convergys Information Management division in 2012. We are CMML 5, Product based company. 

Job Responsibilities:

• Work as a member of development team towards the Product Suite
• Estimating efforts and duration on development
• Involved in solution implementation projects
• Interaction with Business Analysts, Quality Assurance and Customer Support teams
• Provide expertise and best practices on technical aspects of product development and implementation projects including performance
• Introduce new development technologies, instruments and techniques

Job Requirements:

• Experience in writing technical design and development of the application
• Good understanding and hands-on work experience in Core Java/J2EE & concepts such as OOPS, multithreading, Collections, Concurrency, Exception Handling, JDBC, File I/O, XML APIs etc
• Should have worked on Java 1.8
• Design skills –Design Patterns, hands on in restful services
• Working experience on spring core
• Hands on in writing complex SQL queries
• Knowledge of web-services (REST and SOAP);
• Familiarity with NOSQL [eg. Mongo DB] is preferred;
• Familiarity with message queues like Kafka.
• Know-how on containerization applications like Docker, Kubernetes is preferred.
• Proficient understanding of code versioning tool – SVN.
• Hands-on experience in writing Unit tests using Junit.
• Working experience in Jenkins, Maven, SonarQube.
• Experience in tuning applications based on Performance tests/ Load tests/ Stress tests is preferred.
• Knowledge of development lifecycle, standards, approaches, utilities and environment: shells, IDEs.
• Familiarity with JIRA / JQL is an added advantage 

Experience:

• 5 to 11 years of core development / Product experience

Education:

• BE/Btech/MCA