
About Koinex
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Core Skills
• 4–7 years of hands-on experience with IBM Sterling OMS
Strong expertise in:
• IBM Sterling OMS (v10.x)
• Inventory Visibility
• Next Generation Call Center
• Order Hub
• Proficiency in Core Java / J2EE
• Strong experience with XML, XSLT, JSON, SQL
• Solid understanding of order lifecycle, sourcing, inventory, fulfilment, and returns
• Hands-on experience with REST/SOAP integrations
• Experience with DB2 and/or Oracle
• Strong working knowledge of Linux/Unix
We are seeking an experienced Senior Backend Engineer to join our passionate team. If you have a strong background in backend development, a track record of delivering scalable and reliable solutions, and are eager to contribute to complex projects, we would love to hear from you.
Responsibilities:
- Design and develop robust, high-performance backend solutions using Python and related technologies.
- Lead the architecture and design discussions for major backend components and services.
- Collaborate closely with cross-functional teams to gather and analyze software requirements.
- Mentor and guide junior and mid-level engineers, fostering their technical growth.
- Review code and provide constructive feedback to ensure code quality and adherence to best practices.
- Identify and address performance bottlenecks, scalability challenges, and technical issues.
- Participate in sprint planning, task estimation, and agile development processes.
- Keep up-to-date with industry trends, tools, and best practices to continuously improve our backend systems.
- Drive the adoption of coding standards, design patterns, and engineering best practices.
- Collaborate with frontend engineers to ensure seamless integration between frontend and backend components.
Requirements:
- Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience).
- Minimum of 4 years of professional experience in backend development.
- Strong proficiency in Python and backend frameworks like Django and Flask.
- In-depth knowledge of database systems, both relational (MySQL) and NoSQL (MongoDB, etc. ).
- Proven track record of designing and developing scalable and maintainable backend services.
- Experience with RESTful API design and best practices.
- Solid understanding of software architecture, design principles, and software development lifecycle.
- Previous experience leading or mentoring engineers is a strong plus.
- Strong problem-solving skills and a proactive attitude towards challenges.
- Excellent communication skills, both verbal and written.
- Familiarity with cloud platforms (e. g., AWS, Azure, GCP) and containerization (Docker) is a plus.
- 5+ Years Java/JEE development experience in an enterprise.
- 3+ Experience in #Grails Web Framework and #Groovy Language.
- Must have experience integrating Grails code with front-end JavaScript frameworks including Jquery.
- Must have experience working with XML and JSON using Grails, JMS and Web, services, XML, Apache Tomcat, SQL and Unix and GIT.
- Experience with RDMS concepts and SQL.
- Experience with RESTful Web Services.
- Understanding of proper application design techniques and methodologies.
- Proficient understanding of SDLC processes desired – Agile
- Working knowledge of XML, JAVA, REST, SOAP etc
- Basic knowledge of SQL, including the ability to author ad-hoc database queries.
- Is comfortable writing code in Ruby, Python, JavaScript, and Java and enjoys learning new languages and technologies.
- Has experience integrating APIs (major plus)
- Experienced integrating RESTful APIs into web applications (a plus)
- Is experienced with Github or the likes.
- Should have worked on Payment Gateway Applications.
- Has a technical degree in Computer Science, Engineering or Mathematics (MBA is an asset)
- Technical Product/Software certifications an asset
- Has 3 to 5 years of experience in a similar client-facing role
- Has previous experience in a traditional software engineering or Implementation role.
- Has strong analytical and debugging skills.
- Experienced with Salesforce is a plus
- Solution-driven, able to grasp new concepts quickly and efficiently, able to work alone or in a team, able to work with no supervision and under pressure
- Excels in a collaborative and cross-functional environment.
- Demonstrates professional communication skills on technical and business-related subjects
- Experience working with payment gateways a major plus including ecommerce and Retail Experience with continuous integration and test-driven development methodologies a plus
- Excellent time management, organization, and planning skills are essential
- Flexibility to travel as required to meet with clients
- Ability to comprehend and translate complex technical issues and apply to business solutions
- Demonstrate ability to articulate complex technical terms or processes into business language
- Ability to synthesize technical information and apply to business solutions
- Able to set priorities, influence others, and manage customer and partner expectations
- Demonstrated success in customer and partner relationship management
- You are motivated, think outside of the box, and understand the purpose of process and procedures
Job Summary:
We want a techie at heart. Someone who is happy and curious to work on all aspects of software development.
Reporting directly to the CTO, you will be responsible for feature design, development, and continuously optimizing our tech stack.
- We are looking for an experienced software engineer with at least 5 years of experience in a startup or product environment. Ideally you have been involved in all aspects of software development from requirements gathering to design, development, deployment and post-release support. We are looking for all-round technical maturity. Our tech stack is Angular, Spring boot and Django/Python.
Key Skills
Java
SpringBoot
PostgreSQL/MySQL
Git
AWS
REST api design
Experience integrating with external APIs
Good applied understanding of Object Oriented Programming
Good database modeling and SQL knowledge.
/React is a big plus.
Responsibilities and Duties
Build out features across the stack : backend, API design and integration, database optimization , microservices, plugins, queues etc
Fix bugs and write automated tests
Maintain and upgrade our Tech Stack
Translate requirements to design and write/present articulate software design.








