Senior Backend Developer

• 3+ years of Experience in software Design and development and familiar with technologies - Java, Java-J2EE, Spring Boot, Hibernate, Ajax, REST API, Micro services etc.
• Working knowledge of JVM internals
• Working knowledge of any database (MySQL or HSQLDB)
• Working knowledge of No-SQL database (Mongo or Dynamo DB)
• Working experience with messaging (JMS/RabbitMQ)
• R & D on new advanced cloud-based technologies in a test-driven agile development.
• Knowledge in designing and architecting systems with high scalability and performance requirements.
• Ability to understand infrastructure for performance evaluation and reporting of cloud-based services, namely AWS
• knowledge of key AWS services like EC2, S3, Lambda, CloudWatch etc.
• Certification on AWS Fundamendals
• Excellent communication skills
• ability to effectively articulate technical challenges and solutions
• skilled in interfacing with internal and external technical resources
• Good in debugging problems and mentoring teams on technical front

Primary Responsibilities
 Providing technical expertise for every phase of the project lifecycle—from concept
development to solution design, implementation, optimization and support. Interacts
with a set of clients (client senior developers and architects) to create technology
specifications from business requirements for one of the modules within the project.
 Prepares the technical design of the more complex technology components within the
module (one or more of client/web presentation tier, server tier, data access and data
model, integration component, package function customization).
 Assists the architect in articulating the pros and cons of using a certain technology stack
or component or design pattern versus another to the clients and project team and
drives selection of technologies, designs to come up with the optimal architecture.
Drives the performance tuning, re-design and re-factoring for a module.
 Contributes to designing and implementing the build, releases process as well as system
configuration and deployment characteristics of the application.
Required Tech Stack
 2+ years of strong development skills in Java with JDK 1. 8 & above version &
Microservices with Spring boot/ Spring.
 Should have strong acumen in Data Structures, Algorithms, problem-solving and Logical/
Analytical skills.
 Thorough understanding of OOPS concepts, Design principles and implementation of
different type of Design patterns.
 Sound understanding of concepts like Exceptional handling, Serialization/Deserialization
and Immutability concepts, etc.
 Good fundamental knowledge in Enums, Collections, Annotations, Generics, Auto
boxing, etc. Experience with Multithreading, Concurrent Package and Concurrent APIs Basic
understanding of Java Memory Management (JMM) including garbage collections
concepts.
 Experience in RDBMS or NO SQL databases and writing SQL queries (Joins, group by,
aggregate functions, etc.)
 Experience with at-least one NoSQL (Any of Cassandra/Couch base/Hadoop), Hands-on
experience with JMS
 Hands-on experience in creating RESTful webservices and consuming webservices
 Hands-on experience with Spring.
 Hands-on experience with any of the logging frameworks (SLF4J/LogBack/Log4j)
 Experience of writing Junit test cases using Mockito / Powermock frameworks.
 Should have practical experience with Maven/Gradle and knowledge of version control
systems like Git/SVN etc.
 Good communication skills and ability to work with global teams to define and deliver
on projects.
 Sound understanding/experience in software development process, test-driven
development

• New features developed independently with the ability to document the design after understanding and evaluating the requirements with necessary groundwork on required application components
• Hands-on coding to implement the design for feature completion
• Able to write unit tests that ensures bug free code
• Able to handle the multi-tenant and performance requirements of the new features and applications.
• Integrate the new features with existing modules, deliver ready to use code meeting necessary build requirements and CI/CD requirements.
• Work with other functional groups for product, technology, QA, tech support and deployment team.

‍

The ideal candidate must have the following qualifications.

• BE/B.Tech Degree from a reputed institution with at least 7 years of relevant experience
• Hands-on experience with Core Java, J2EE with a good knowledge of its ecosystem
• Experience with JUnit, JMH like performance tuning test tools preferred
• REST API design and development experience. Usage of Swagger or other API spec tools would be preferred. Working knowledge on Spring Boot is a plus
• Hands-on experience with some of the following application components is a plus: Solr, Kafka, OpenTSDB, Elasticsearch, Janus graph or any graph DB.
• Experience with databases such as MongoDB, MySQL or PostgreSQL required.
• Familiarity with continuous integration and build tools such as Jenkins or CircleCI, Maven, Ant required
• Experience building applications using microservices architecture is highly preferred. Knowledge of Kubernetes, Docker would be ideal
• Working knowledge on public clouds like AWS or Google cloud or Azure is a plus
• Experience building scalable systems
• Strong problem solving skills and ability and interest to solve complex problems
• Interest in machine learning (ML) data science is a plus

Senior Backend Engineer
Key Skills :
MongoDB, Django, Flask, Flask, Nosql, Javascript, Python, Git

Experience Required : 3 - 6 Yrs

About Us

Wrky.ai provides the Intelligence and tools the businesses need to discover and nurture their talent potential. Evolved from a basic assessment to a much-advanced intelligence platform where we aim to help companies step up their talent game with data-driven insights. A Lean team of 5 people working toward making the shift happen, eagerly waiting for the 6th to join the rocket ship soon.

 

Selected Candidate day-to-day responsibilities include:

 

We are looking for a Django developer interested in building and performing web-based applications. You will be responsible for building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

 

Tech skills required but not limited to -

• Familiarity with Django/Django REST Framework

• Familiarity with OAuth and authentication systems

• Experience with popular RDBMS technologies (MySQL, Postgres, etc.)

• Experience with developing APIs

• AWS knowledge is highly preferred

 

Skill(s) required:- Python, Django, GitHub

JAVA SPRING BOOT DEVELOPER - Immediate Joiners

 

 

Work Experience: 4-7 years

Work location: Hyderabad

Must Have Skills: Spring Boot

Desired Candidate Profile

 

Proficiency in core Java & Spring framework

Expertise in Web Service technologies.

Excellent knowledge in Databases and code integrations such as Postgres SQL, SQL Server, MySQL

Experience with Java Spring Boot, Hibernate Cloud Services, AWS, S3, Server-less lambda functions
Experience with security principles and frameworks
Knowledge of modern authorization mechanisms, such as JSON Web Token and OAuth2 - Familiarity with code versioning tools such as Git, etc.

Essential skills are Core Java/J2EE, functional aspects, Spring Framework, Swagger, Tomcat, SVN, Git, Postman/Newman.

Should have worked in Agile methodologies.

Good object oriented and problem solving skills.

Strong communication skills along with the ability to work in a highly collaborative environment.

 

Role & Responsibilities

 

- Design and develop features using Java, Spring, and Hibernate

- Ability to design database schema, develop views and stored procedures

- Maintain existing software systems by identifying and correcting software defects

- Review and analyse business requirements and provide technical feasibility and estimates

- Coordinate the workflow between the UX team and front end developers

Qualification

- 4-7 years of work experience developing Java-based backend applications

- Around 2 year of work experience using Spring Boot, Spring Cloud and Microservices

- Bachelor degree in computer science, or information technology, or other related field of study

 

• 2+ years experience in application development

• experience with Python and Javascript is required. 

• good knowledge of operating systems and networking concepts

• experience in using and understanding code from Open Source

• Strong command of NoSQL and ability to design schemas.

• Knowledge of front-end technologies such as React Native, React.js, or Javascript

• Experience with cloud infrastructure tools in AWS and Google Cloud

• experience with implementing best software engineering practices like version control with git, code reviews, writing unit-tests, writing readable code

• inclination towards researching new technologies and adapt them to solve challenges we face.

• Address all tech challenges and continue with tech innovation in order to improve business operations

• Experience with Live video stream a plus.

• Experience with AI preferred.

 

Type: Individual contributor with good hands on proficiency. 

 

Must have

• Strong proficiency in at least one of  Java, Ruby, Python
• Exposure to databases: any of  PostgreSQL, MySQL, Apache Cassandra
• Any NoSQL database experience is a plus
• Exposure to AWS cloud infrastructure: EC2 or S3 
• Proficiency with Git
• MUST: Using REST to make API calls. 

 

Great to have: 

• Experience working with one or more middleware, enterprise bus, queueing frameworks
• Any of Memcached/Redis, Apache Kafka / RabbitMQ / PubSub+ / AmazonMQ

Soft skills:

• Appreciation for clean and well documented code

What will you do at Tradyl:

(Examples for illustration only)

• Build a shipping service module that is called by our website to query shipping rates from India to a destination country. Configure this to so that an Ops person can update shipping costs as and when they change. Own deployment and monitoring of this service. 
• Use Zapier to build a workflow to export a MixPanel report into a Google sheet every day.
• Change our supplier portal (built on bubble.io) to make an API call to our customer facing site, whenever a supplier modifies his profile.
• Write an alert mechanism that identifies catalogues with insufficient information and makes them non discoverable, which can run every day.
• Work with Business Team to design a workflow for product inwarding using Airtable. Write a small app within Airtable so that whenever a product is updated as “shipped” in airtable, it updates the customer facing website.
• Use an open source dashboarding framework to create a quick dashboard to track important business events. 

Opening for the position of a Golang Developer in a Blockchain Company Designation: Open for discussion Experience: 3+ years Location: Navi Mumbai Job Description: We are looking for an experienced Golang Developer with at least 3 years experience to help develop and support our scaling platform for Ethereum. Experience with blockchain and security protocols is a major plus. Strong knowledge of Go programming language, paradigms, constructs, and idioms:-  Knowledge of common Goroutine and channel patterns.  Good knowledge of distributed systems architecture.  Good knowledge of package management tools such as Glide.  Latency and fault tolerant tools like go-hystrix.  Ability to write clean and effective Godoc comments.  Familiarity with code versioning tools like Git.  Rigor on Unit testing, coverage and best practices.  Good working experience on high traffic microservices.  Some DevOps experience is a major plus (Docker and cloud deployment - AWS, DigitalOcean).

Work in a role of Principal Developer to build industry-defining features of sharing economy startup. You will need to manage the entire codebase, ensure scalability, security, and performance, do coding as and when required and manage in-house as well as external teams