Senior Software Engineer

Rithum Holdings, Inc; España; A distancia; EUR 50.000 - 70.000; Jornada completa

Descripción de la vacante

A technology firm specializing in e-commerce is seeking an experienced software engineer with expertise in AWS and AI/ML. The role involves guiding system architecture, mentoring junior developers, and collaborating across teams. The ideal candidate has proven leadership skills and at least 3 years of experience in AWS technologies. Opportunities for remote work and a supportive workplace culture are provided.

Servicios

Comprehensive benefits

Work-life balance resources

Professional development stipend

Formación

• 3+ years’ experience developing in AWS technologies.
• 2+ years’ experience in AI/ML with a strong technical focus.
• Proven leadership in high-impact AI projects.

Responsabilidades

• Provide guidance on system architecture decisions.
• Conduct thorough code reviews and mentor junior developers.
• Collaborate with teams for seamless software delivery.

Conocimientos

Development in AWS technologies

Experience in AI/ML

Proven leadership and mentoring

Strong communication skills

Web application development

Educación

Bachelor’s degree in Computer Science or related field

Herramientas

AWS

Python

SQL Server

Azure DevOps

Descripción del empleo

Overview

Rithum is a commerce network enabling brands, suppliers and retailers to deliver seamless e-commerce experiences. We support growth, optimise operations across channels, scale product offerings and improve margins. More than 40,000 companies trust Rithum, representing over $50 billion in annual GMV.

Our solutions help customers create optimised consumer shopping journeys from start to finish.

Responsibilities

• Provide guidance on system architecture decisions to align technical direction with business goals.
• Conduct thorough code reviews, enforce best practices, mentor junior developers, and help improve coding skills.
• Offer technical guidance to junior and mid-level engineers, reviewing their work and giving constructive feedback.
• Collaborate with other teams to ensure seamless software delivery and cross-department alignment.
• Break down large, complex tasks into smaller components and allocate work accordingly.
• Participate in agile processes (sprint planning, daily stand-ups, retrospectives) and prioritise tasks.
• Communicate requirements and align with product managers, designers, and clients.
• Handle complex technical challenges, debugging, and issues beyond junior engineers’ scope.
• Participate in on-call rotations to support the "you build it you own it" ethos.
• Utilise software development tools (version control, build processes, debuggers, test frameworks) with emphasis on primary technologies (Java, JavaScript, JavaServer Pages, TypeScript; Angular, React.js; Python, Node.js) and secondary technologies (AWS OpenSearch/Lambda/DynamoDB/Kinesis/RDS/ECS, SOAP/REST APIs, Redis/NoSQL, Microsoft SQL Server).

Qualifications

Minimum Qualifications

• 3+ years’ experience developing in AWS technologies
• 2+ years’ experience in AI/ML with a strong technical focus
• 2+ years’ experience in Python, TensorFlow/PyTorch, or cloud platforms
• Proven leadership in high-impact AI projects with mentoring experience
• Strong verbal and written English communication skills
• Experience developing web applications, working with databases, and consuming APIs
• Understanding of software development tools including version control, build processes and test frameworks
• Ability to work independently with limited supervision

Preferred Qualifications

• Bachelor’s degree or higher in Computer Science or related field
• Experience with cloud infrastructures such as AWS or Azure
• Experience with source code repositories (Azure DevOps, Git)
• Experience with SQL Server and NoSQL databases
• Experience with performance tuning and optimization for high-scale systems
• Experience working with development teams across multiple time zones
• Track record of creating secure, scalable software for distributed, fault-tolerant systems
• Experience with e-commerce, retail, online marketplaces, or digital advertising
• Analytical, decisive problem-solving skills and adaptability in a fast-changing environment
• 2+ years AI/ML experience with expertise in ML algorithms, NLP, computer vision, or large-scale deployment
• Experience creating data systems for feature stores or vector databases

What it’s like to work at Rithum

You will join a team of risk-takers, collaborators and curious minds in a transparent culture with accessible leadership. We support career growth and offer resources for work-life balance, including comprehensive benefits and wellness plans.

Our people will:

• Partner with leading brands and retailers
• Connect with passionate professionals who help you achieve your goals
• Work in an inclusive, welcoming environment
• Maintain work-life balance with remote-first policies, generous time off, and wellness days
• Receive competitive compensation and total rewards
• Benefit from medical, dental and psychology coverage, life insurance and disability benefits
• Enjoy a generous PTO package, holidays, wellness days and a volunteer day
• Access transportation, meals and childcare vouchers
• Work from Madrid co-working space if desired
• Remote working stipend and wellbeing tools and programs
• Professional development stipend and learning opportunities
• Charitable contribution matching per team member

Rithum is an equal opportunity employer. We are committed to an environment of mutual respect and equal employment opportunities for all applicants and teammates, regardless of race, religion, color, sex, gender identity, sexual orientation, age, disability, national origin, veteran status or other protected characteristics. Employment decisions are based on qualifications, merit, and business need. We provide reasonable accommodations as required by law during the interview process.