Back End Developer

System Soft Technologies; Mexico; On-site; MXN 900,000 - 1,200,000; Full time

Job summary

System Soft Technologies is seeking a Senior/Lead Software Engineer to design and lead backend Java systems, microservices, and AI-enabled platforms. The role emphasizes secure, scalable enterprise applications, architectural ownership, and deep hands-on coding in a fully remote setup.

You will guide SDLC, write unit and automation tests, work with GitLab/Bitbucket, and shape data strategies across Oracle, RDS, and DynamoDB while operating in cloud environments (AWS/Azure/GCP).

Qualifications

• 8+ years of software development with a relevant degree; or 6+ years with a master's; or PhD with 3 years.
• Expert Java programming with ability to write testable code.
• Strong SDLC knowledge and automation test scripting.
• Experience with GitLab, Bitbucket for source control.
• Proficiency in Oracle, RDS, and DynamoDB databases.
• Experience delivering cloud-native, scalable apps on AWS/Azure/GCP and payment systems.
• Test automation: Cypress.io, TestRail, Selenium, Jenkins.

Skills

Java

Microservices

Backend systems

AI platforms

Risk & Compliance

Distributed systems

Cloud-native applications

Test automation

Rest/SOAP

Education

Bachelor’s degree in Computer Science or related

Tools

GitLab

Bitbucket

Jenkins

Selenium

Cypress.io

TestRail

Job description

Hiring for Backend Developer | Long Term Contract | Remote

LOA: Long Term Contract – potential to extend

Location: Remote

JOB DESCRIPTION

We are seeking a highly skilled Senior/Lead Software Engineer with deep expertise in Java, Microservices, Backend Systems, AI-enabled platforms, Risk & Compliance solutions, and large-scale distributed systems. This role requires technical leadership, architectural ownership, and a passion for building secure, scalable, and resilient enterprise applications.

Required Skills:

• Minimum 8 years of related experience with a Bachelor’s degree; or 6 years and a Master’s degree; or a PhD with 3 years experience in Computer Science, Information Systems, Engineering or a related discipline; or equivalent work experience will be considered
• Expert level programming knowledge in Java, including writing testable code
• Clear understanding of SDLC and ability to write efficient unit test cases and automation test scripts to abide by Full Cycle Engineering
• Experience working with and possessing knowledge of merge methodologies using version control systems like GitLab, BitBucket etc
• Experienced in database technologies : Oracle, RDS, DynamoDB
• Expert in SOAP/REST communication, Usage of test harnesses, giving technical direction to fellow engineers and ability to write extensive architecture and design documents
• Experienced working on large scale, complex applications
• Experience in designing and building scalable cloud-native applications that are deployed in one or more public cloud infrastructure (AWS, Azure, GCP)
• Experience in the payments industry or building payment applications
• Test Automation framework experience with Cypress.io, TestRail, Selenium, Jenkins
• Core skills: JAVA, Microservices, Backend Systems, AI, Risk and Compliance, Databases and data migration