Senior Java Developer

Sombra Inc.; Medellín; Híbrido; COP 120.000.000 - 210.000.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Up to 15 paid vacation days annually

Public holidays: 19 Colombian days

Company-provided work equipment

Internal referral program

Bonuses for life events

Mentorship opportunities

Access to Platzi platform

Descripción de la vacante

Sombra Inc. in Medellín seeks an experienced full-stack Java developer to own features in an enterprise banking environment, delivering high-quality code on time. You will apply Spring, AWS, and AI-assisted tooling while maintaining strong engineering judgment and ownership from design through delivery.

The role emphasizes SDLC discipline, independent work, and effective collaboration with stakeholders in English to ensure secure, scalable, and maintainable software solutions.

Formación

• 5+ years of full-stack Java development experience.
• Strong backend and SQL expertise.
• Hands-on Spring Framework and AWS experience.
• Ability to work independently on full-stack tasks.
• Solid SDLC knowledge and application.
• Interest in AI code tools and AI-assisted development.
• Experience with prompt and context engineering for software tasks.
• Ability to evaluate AI-generated outputs for correctness, security, performance, maintainability.
• Excellent English communication to collaborate with stakeholders.

Responsabilidades

• Execute full-stack coding tasks independently and deliver features on time with quality.
• Develop and maintain software in an enterprise banking environment.
• Apply SDLC practices to complex development tasks.
• Build and optimize development workflows using AI primitives and tooling.
• Apply advanced prompt/context engineering for software use cases.
• Evaluate and validate AI-generated code for correctness, security, and performance.
• Use AI-assisted tools with strong engineering judgment and ownership.
• Collaborate with stakeholders in English to clarify needs and deliver effectively.

Conocimientos

5+ years of experience in full-stack

Backend development

SQL expertise

Spring Framework

AWS

Independent work

SDLC knowledge

AI code tools

Prompt engineering

Context engineering

AI-output evaluation

English communication

Herramientas

Spring Framework

AWS

AI harness primitives

CLI tooling

Descripción del empleo

Required for this role

• 5+ years of experience in full-stack Java development.
• Strong backend development skills and solid SQL expertise.
• Hands-on experience with the Spring Framework and AWS.
• Ability to work independently on full-stack coding tasks and deliver high-quality work on time.
• Effective knowledge of the SDLC and experience applying it in software development.
• Early hands-on experience with and strong interest in emerging AI code tools and AI-assisted software development.
• Proven experience with prompt engineering and context engineering for software development use cases.
• Experience evaluating and validating AI-generated outputs for correctness, security, performance, and maintainability.
• Upper-intermediate to expert English communication skills, with confidence collaborating in real time with stakeholders.

Your responsibilities

• Execute full-stack coding tasks independently and deliver features on time with a strong focus on quality.
• Develop and maintain software within an enterprise banking environment.
• Apply effective SDLC practices when working through complex development tasks and requirements.
• Build and optimize development workflows using AI harness primitives, including instructions, prompts and commands, skills, subagents, hooks, MCP, and CLI tooling.
• Apply advanced prompt engineering and context engineering techniques tailored to software development use cases.
• Evaluate and validate AI-generated code to ensure correctness, strict security compliance, performance, and long-term maintainability.
• Use AI-assisted development tools thoughtfully while maintaining strong engineering judgment and ownership of technical outcomes.
• Collaborate closely with stakeholders in English to clarify needs and support effective delivery.

What you get

• Up to 15 paid vacation days annually
• Additional unpaid days off
• 19 Colombian public holidays

Learning & growth

• Sombra University workshops and internal learning programs
• Tech Communities and knowledge sharing sessions
• Language courses and workshops
• Mentorship opportunities
• Access to the Platzi online learning platform

And even more

• Company-provided work equipment
• Internal referral program
• Bonuses for getting married or the birth of a child
• Sombra events and internal initiatives