
We are looking for a focussed, energetic and motivated Senior Java Developer. You must have sufficient experience in Java Development, Spring, Spring Boot, AWS and SQS, S3. You will be challenged with complex and robust product development.
As a Senior Java Developer, you will be the most senior developer within the company working alongside other Java Developers, the Engineering Manager, and the CTO.
Senior Java Developer requirements
Solid development experience using Java, Springboot, SQS, S3 and Microservices
Experience working in Swing Java framework
Revises, updates, refactors, and debugs code
Write clear, concise and efficient code and ensure it is fully tested
Service and develop features using Java with AWS, JUnit, SQL and Spring framework
You have a good knowledge of Cloud technologies (ideally AWS)
Participate in peer coding reviews and work in a collaborative, agile environment
Demonstrate technical knowledge and expertise with a clear understanding on the products' technical composition
Senior Java Developer responsibilities
7-9 yrs minimum work experience
Excellent analytical, troubleshooting, and communication skills
Excellent attention to detail and time-management skills
Serves as an expert on developed applications
Ability to adapt and learn new product/technology is key
Collaborates with internal teams to produce software design and architecture
Knowledge of Agile frameworks (i.e. Scrum) and has worked with Jira or Spira
Attend daily stand-up meetings alongside the Scrum Master
A self-starter, hardworking and committed individual
Work UK hours - ideally 9.00am - 6pm with the expectation to work out of ours when needed

Similar jobs
Skills And Qualifications
- Expert in Python, with knowledge of at least one Python web framework (such as Django, Flask, etc depending on your technology stack)
- Familiarity with some ORM (Object Relational Mapper) libraries
- Able to integrate multiple data sources and databases into one system
- Understanding of the threading limitations of Python, and multi-process architecture
- Good understanding of server-side templating languages (such as Jinja 2, Mako, etc depending on your technology stack)
- Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
- Understanding of accessibility and security compliance (depending on the specific project)
- Knowledge of user authentication and authorization between multiple systems, servers, and environments
- Understanding of fundamental design principles behind a scalable application
- Familiarity with event-driven programming in Python
- Understanding of the differences between multiple delivery platforms, such as mobile vs desktop, and optimizing output to match the specific platform
- Able to create database schemas that represent and support business processes
- Strong unit test and debugging skills
- Proficient understanding of code versioning tools (such as Git, Mercurial or SVN)
- (Make sure to mention other frameworks, libraries, or any other technology related to your development stack)
- (List education level or certification you require)
Are you a high-performing, collaborative, results oriented and technologically savvy person who is keen on sales in the digital industry? Then this highly visible role is for you!
Our client is the Health-tech initiative of India's largest business house. Started in 2015, it empowers healthcare providers and consumers in India. All healthcare monitoring services are made available through an app that will help connect doctors, hospitals, pharmacies, laboratories and consumers, enabling preventive and predictive healthcare. It helps the care-givers to track the entire patient journey from the initial appointment and maintaining their records, generating lab test reports to providing virtual consultation and home-care solutions. It is expected that this futuristic guide will strengthen doctor-patient relationship and enhance the in-clinic experience.
As the Java Developer, you will be responsible for developing cutting edge health-tech applications that include high scale transaction processing, intelligent bot based programs and data analytics.
What you will do:
- Building components for the company's advanced health tech platform using Java, Solr, SpringBoot, DialogFlow
- Communicating effectively in a cross-functional product development team and present ideas and solutions effectively
- Participating in technical planning and requirements gathering phases including design, code, test, troubleshoot, and document engineering software applications
- Developing the Code as per the requirements
- Working with product team and constructing the tech roadmap
- Designing, building and scaling the company's backend microservices
- Maintaining code integrity and organization
- Applying all quality requirements to make the code production ready
- Developing and deploying new features to facilitate related procedures and tools if necessary
- Developing documentation related to technical aspects and to facilitate current support, development, upgrades, or migrations
- Designing and building efficient, reusable, and reliable Java code
- Pro actively catching and fixing bugs, and providing support for the back end services
- Managing servers and infrastructure by keeping the lights on and refining the deployment architecture
What you need to have:
- Expert at hands on programming in JAVA and J2EE
- Must be from Product based companies (Should have developed Web Apps)
- Proven expertise in Java interfaces with MongoDB (or similar noSQL databases) as well as relational databases (mySQL, Postgres etc)
- Key contributor in atleast one 6+ months development project involving SpringBoot and Hibernate
- Strong understanding of application server infrastructure
- Good working knowledge of Maven based build systems
- Good understanding of build and deployment pipelines that involve ANT and Jenkins
- Proficient understanding of code versioning tools, such as Git or SVN
- Good knowledge of working on Rest APIs , Webservices
- Excellent problem-solving skills
- Hands on experience with Lucene/Solr
- Familiarity with DiagFlow based chat bot building
- Knowledge of NLP
- Learnt AI/ML systems
- Excellent interpersonal skills and the ability to build good working relationships.
- Must be self-motivated to prioritize and manage workload and meet critical project milestones and deadlines.
- Able to effectively collaborate with a team as well as take initiative and work independently to solve problems
- The Architect/ Lead Backend Engineer will handle the digital experience from inception to go-live model.
- The role holder is expected to create a vision and roadmap for the digital experience to provide best in class customer experience for each of the product solutions handled. The role holder will play a critical role in leading the innovation and growth of our front end web and mobile platforms.
- Must be from Good Companies and have been working on high Scale of Traffic
- Proficiency in engineering practices and writing high quality code, with expertise in either one of Java or Groovy or Go.
- 3+ years of experience building microservices.
- Strong experience in architecting and building distributed systems, scalability, and availability
- Strong knowledge of data structures, algorithms, and designing for performance
- Strong knowledge of cloud technologies like AWS/Google Cloud/Azure
- Good understanding of RxJava or Actors framework
- Proficient with RDBMS
- Strong knowledge on data stores, database design, data modelling and SQL queries
- Extensive experience building and owning large- scale distributed backend systems
- Experience working with three or more of : Unix/Linux environments, Distributed and parallel systems, Workflow automation, CI/CD Platform development, Cloud platforms development e.g. AWS/GCP, Kubernetes/Container platforms based development

|
1. POSITION DESCRIPTION |
|
|
Job Title: |
Switch Developer/ Integration/ Java Developer |
|
Job Type: |
Permanent | Work from Home |
|
Qualifications: |
Bachelor’s degree of Engineering, Computer Science or relevant field |
|
|
|
|
2. JOB DIMENSIONS: |
|
|
Experience |
3-7 years |
|
Primary Skills |
Core Java, Spring Boot, MySQL, Oracle, REST APIs, knowledge of card scheme specifications, ISO8583 Payment standards, EMV Data, Switch payment integration |
|
Job Location |
Mumbai/Bangalore | open to remote work |
|
|
|
|
3. REQUIREMENTS: |
|
|
· Looking for a Switch developer with 3-7 years of hands on working experience with minimum of 3-4 years in Card and Payment Domain. · Strong knowledge of core java & spring boot · Hands-on experience on payment switch integration · Good knowledge of ISO8583 and EMV Data. · Hands-on experience on any database like MySQL, oracle...etc. · Should be strong in creating/ defining Swagger specs for REST APIs, understand REST principles, Guidelines. · In depth knowledge of Card Scheme Specifications (VISA, MasterCard, Rupay and AMEX), Card · Well versed with payment standards and ISO8583 and EMV data (mandatory), · Hands on experience with Switch payment integration · Resolve technical issues for designers and developers during project lifecycle · Excellent problem solving/troubleshooting skills on Java/J2EE technologies · Result oriented and a versatile engineer who is expert in providing solutions, creating architecture and designs. · Excellent communication (written and verbal) and interpersonal skills |
● You’ve been building the backend for web applications.
● You have experience with any of these backend programming languages --
Python, NodeJS or Java.
● You write an understandable, testable code with an eye towards
maintainability.
● You are a strong communicator. Explaining complex technical concepts to
designers, support, and other engineers is no problem for you.
● You possess strong computer science fundamentals: data structures,
algorithms, programming languages, distributed systems, and information
retrieval.
● You have completed a bachelor's degree in Computer Science, Engineering or
related field, or equivalent training, fellowship, or work experience.
- Java, J2EE
- Microservices
- Spring Boot
- JPA, REST API, JSON, JWT, OAuth, Spring Security, Swagger
- Oracle / MySQL / Postgres DB
- Angular / React / React Native
- JIRA, Bitbucket
Must-Have -
- Excellent knowledge of Core Java and Spring
- Strong experience in REST API and web services
- Experience in Oracle / Mysql / Postgres DB
- Should be efficient with Java J2EE and related technologies
- Should have very good communication skills and analytical skills.
- Should have good knowledge in Software Development Life Cycle and Agile methodologies.
- Good knowledge of current / emerging technologies and trends
- Good analytical and problem-solving skills
- Excellent written and verbal communication skills. High levels of initiative and creativity
- Good communication skills with all stakeholders, good team player with the ability to mentor juniors
Good to Have:
- Knowledge in Banking Domain
- Full-stack developers with knowledge and understanding of Javascript and associated technologies like React, Angular, HTML5, CSS will have an advantage.
Qrata is currently searching for a full stack developer for a YC backed product startup.
Familiar with push notifications service and socket programming
Self-motivated with the ability to work independently or jointly in a self-directed way.
Demonstrated successful development of enterprise-grade web applications
Proven analytical and problem-solving capabilities
Comfortable leading product development
Strong work ethic and desire to build industry-leading products
Startup experience
Worked on product development
Key Responsibilities:
- Lead a full product development lifecycle from ideation, design, development, to roll out and support
- Own the delivery of multiple features of the product end to end while hands-on in development as well
- Advocate best development practices such as continuous integration/continuous delivery, automation (testing and infrastructure)
Role and Qualifications:
- 7+ Years’ of experience, managing teams of 5+ people
- Must have excellent programming, debugging and scripting skills with a solid understanding of Object Oriented Design principles.
- Proficiency in at least two of the following: Java, NodeJS, Go, JavaScript, Python programming stacks, and passion for software engineering and craftsman-like coding prowess
- Knowledge of software practices like refactoring, clean code, domain driven design, Encapsulation etc
- Hands on experience managing databases like MongoDB, Cassandra, Redis.
- Exposure to event driven systems and event streaming engines like Kafka
- Good knowledge of DevOps tooling like docker, kubernetes, ansible/chef, AWS.






