Java Developer

Qualification - Btech
Key Skills - Java , Hibernate , Spring , Maven, MVC Framework ,Spring Boot , J2EE

Company Profile
XpressBees– a logistics company started in 2015 – is amongst the fastest growing companies of its
sector. While we started off rather humbly in the space of ecommerce B2C logistics, the last 5 years
have seen us steadily progress towards expanding our presence. Our vision to evolve into a strong full-
service logistics organization reflects itself in our new lines of business like 3PL, B2B Xpress and cross
border operations.
Our strong domain expertise and constant focus on meaningful innovation have helped us rapidly evolve
as the most trusted logistics partner of India. We have progressively carved our way towards best-in-
class technology platforms, an extensive network reach, and a seamless last mile management system.
While on this aggressive growth path, we seek to become the one-stop-shop for end-to-end logistics
solutions. Our big focus areas for the very near future include strengthening our presence as service
providers of choice and leveraging the power of technology to improve efficiencies for our clients.
Job Description 
XB is looking for driven & talented engineers to build highly scalable, reliable and performant cloud-
based platforms to drive the logistics business. You will have opportunities to make a big impact at XB
on the software solutions being built for Logistics businesses. We build a variety of technology products
that span multiple businesses. 
The challenges that SDEs at XB solve are big (handle 50 Lakh shipments per day!) and influence the E-
Commerce business in India in coming years. We are looking for individuals who are passionate about
creating new products, features, and services from scratch while managing ambiguity and the fast pace
of the company. The challenges span areas like highly scalable and reliable orchestration
platforms, Client Integration API frameworks, Billing Solutions, Workforce Engagement. Further you may
solve complex optimization problems like Vehicle routing, Allocation, Network Optimization etc. 
Roles & Responsibilities 

 You will be responsible for working with cross functional teams to deep dive into the
business and technology problems related to our portfolio of products, understanding the
gaps that exist in our current tools, and work within our team and with partner teams to
design best in class solutions.  
 You will have the opportunity to influence, invent, and design system architecture
across multiple product and technology spaces. 
 You will lead and mentor other talented engineers. You will be responsible for building
the best customer experience, keeping latency, security, and usability in mind. 
 You will interact with Product Managers and Designers and convert their vision into
a technical solution.  
 You will own portions of software deliverables including major critical path code from
your designs while finding opportunities to grow and mentor the team around you. 
 You will collaborate with other engineering leads and guide the team on software
development best practices and set examples by using them in solutions that you build.  
 You will own the end-to-end design of major deliverables, working closely with a team
of SDEs and Front-End Engineers to execute them. This is a high visibility and fast-paced
environment where you will make a direct impact on the customer experience and the
bottom line of the company. 

 
 You should have a commanding understanding of object-oriented design, data
structures and algorithms which you use to mentor a team of engineers. You should have
experience with agile methodologies, experience building scalable services and robust user
interfaces. We make extensive use of AWS Services (API Gateway, Lambda, SQS, etc.) and
prior experience is a plus. Experience with modern JavaScript frameworks (like angular,
react, backbone, and node.js) would be a plus. 

Qualifications 

 Experience developing cloud software services and an understanding of design for
scalability, performance, and reliability. 
 Development experience defining, developing and maintaining web service API's 
 Demonstrated ability to mentor other software developers to maintain architectural
vision and software quality. 
 Experience in communicating with users, other technical teams, and senior
management to collect requirements, describe software product features, technical designs,
and product strategy. 
 Experience taking a leading role in building complex software systems that have been
successfully delivered to customers. 
 Knowledge of professional software engineering practices & best practices for the full
software development life cycle, including coding standards, code reviews, source control
management, build processes, testing, and operations. 
 Experience with distributed computing and enterprise-wide systems 
 Deep understanding of CS fundamentals including data structures, algorithms and
complexity analysis. 
 Experience building large-scale, high-performance systems in a complex, multi-tiered,
distributed environment. 
 Design and architecture expertise as well as familiarity with object-oriented analysis and
design patterns (OOA/OOD). 
 Ability to thrive in a fast-paced, dynamic environment.

Areas of responsibilities:
 Involvement in the full software development life cycle within broadly defined parameters and providing software solutions keeping into consideration the software quality needs  Design and defining the interaction between the different component pieces  Write efficient code based on brief given by team lead.  Fast prototyping of proof-of concept features / application based on brief.  Develop and maintain new features on Java stack  Own the delivery of an entire piece of a system or application  Management and execution against project plans and delivery commitments  Work closely with the peers and Leads to develop the best technical design and approach for new product development  Build software solutions for complex problems.  Compliance with build/release and configuration management process  Responsibility to develop unit test cases for his/her project module.  Execution of appropriate quality plans ,project plans ,test strategies and processes for development activities in concern with business and project management effort
Desired Profile:
 Good understanding of Object Oriented Programming Concepts, hands-on knowledge on Java stack (Spring/Hibernate)  Development across multiple browsers/platforms on Website  Good Understanding of SQL/NoSQL data stores  Fair Understanding of Responsive High Level Designs  Work experience in product/start-up company is a plus  Familiarity to MVC, SOA, RESTFull web services  Work with other teams and manage time across multiple projects and tasks in a deadline driven, team environment  Good to have knowledge of Javascript (AngularJS/ReactJS)/HTML/CSS/JQuery front-end code across a broad array of Interactive web  Understand agile methodology and instill best practices into the proce

What You Bring to the team:
• More than 3+ years of experience developing serverless applications using public
cloud like Google Cloud/ AWS
• Knowledge of Node. js and frameworks available for it.
• Strong proficiency with JavaScript
• Understanding the nature of asynchronous programming and its quirks and workarounds.
• Distributed system development with an understanding of latency, scalability, scheduling, asynchronous programming, and reliability
• Understanding fundamental design principles behind a scalable application
• Experience with services common to serverless architectures, like: AWS Lambda, DynamoDB, IAM, Firebase Real Time Database, Google Cloud SQL, Cloud Tasks.
It’s a bonus if you have worked on Google Cloud Project and Firebase.
• Solid Experience with NoSQL and SQL databases is required with proven experience of creating database schemas that represent and support business processes.
• Integration of multiple data sources and databases into one system.
• Experience with deploying, maintaining, debugging live systems, and end-to-end testing and analysis
• Experienced in creating micro-services based architectures, reusable components
• Experience building REST APIs and other common application architectures on the above services
• Experience building data processing pipelines
• Solid understanding of code, design, and development practices
• General comfort in exploring, assessing, and learning new frameworks
• High levels of integrity and professionalism, and an ability to channel maximum amounts of energy into the role delivering premium customer service at all times
• Adhere to different Project Management methodologies (Agile etc) and leverage different CI/CD tools

Extra Gems for:
• Google, AWS and/or Industry certifications.
• Familiarity with object storage such as AWS S3, Firebase Storage, in-memory caches such as Redis
• Demonstrated performance of threat modeling, risk assessment techniques, code reviews in the context of DevSecOps security
• Knowledge of Application Monitoring using tools like Google Stackdriver
• Broad familiarity with other languages like J2EE, Python as we write some code in these as well.
• Experience with Github and advanced Github features.
• Experience of working in Product industry
• Open source contributions, interesting hobby projects.

Your responsibilities would include:

• Your primary focus will be the development of reliable server-side logic that would be used by millions of users daily.
• Augmenting an in-house authoritative serverless real-time multiplayer gaming backend catering lakhs of events every second.
• Designing, implementing and optimising low-latency, high-availability, secure and performant system for our end-user; ensuring “awesome” user-experience.
• Defining and maintaining the database, keeping in mind high performance and responsiveness to all requests-rate.
• Have the ownership of designing architecture, developing, maintaining,
debugging, scaling live backend services.

• Understand business case and define Mule ESB Solution Architecture • Mule ESB integration platform • Install, configure and deploy solution using Mule ESB 3.x • Validate requirements and drive integration discussions • Understand latest architecture, technology, solutions, and industry trends • Develop Business Process Orchestrations - ESB Itinerary using Mule ESB • Contribute to enterprise architecture standards; advocate the adoption of standard project frameworks, methodologies, and procedures • Define integration principles and patterns • Create detailed technical design specifications for new integrations. • Responsible for providing effort estimates • Co-ordination of implementation with various offshore teams to create development plans, support delivery and test of scalable, reusable, supportable and repeatable architectural and design patterns • Issue analysis and resolution • Perform code and design reviews • Provide technical guidance and mentoring to team members, Onshore and Offshore • Review deliverables from team • Develop governance model for team deliverables through automation in test and CI/CD.