Logo for Diabolocom

Senior Backend Software Engineer, Core Squad

Role overview

Qualifications

  • 7+ years in software development within product-focused companies
  • 3+ years working extensively in Kotlin or Java
  • Experience with relational databases, preferably PostgreSQL
  • Ability to design and implement effective distributed systems

Responsibilities

  • Design, build, and optimize back-end services for data gathering, processing, and delivery
  • Ensure high-quality engineering practices with thorough test coverage and documentation
  • Define and maintain service contracts for seamless communication between systems
  • Work closely with the product team to align technical solutions with customer needs

Key facts

Other skills

  • Leadership Development
  • Detail Oriented
  • Collaboration
  • Innovation

About the company

Diabolocom logo

Diabolocom

Customer Experience & Contact Centers

For over 20 years, Diabolocom has been transforming how businesses engage with customers. Our cloud-based Contact Center as a Service (CCaaS) solution, powered by proprietary generative AI, delivers exactly what today’s customer service and sales teams need—intelligent automation, enhanced reachability, and actionable insights. From real-time call transcription to satisfaction analysis and next-best-action guidance, our AI Assistant seamlessly integrates into every customer interaction, driving faster resolutions. What sets Diabolocom apart is our native AI for CX combined with full telecom services, creating a unique solution for hyper-customized customer interactions and telephony management. By automating the mundane, your teams can focus on what matters: winning customer loyalty and driving growth. We seamlessly integrate with leading CRMs like Salesforce, Oracle, and Microsoft, giving your teams complete visibility into every conversation and enabling you to accelerate business growth. That’s why industry leaders like Mitsubishi Electric, Nikon, Mantrac Group, and Brinks trust Diabolocom to deliver exceptional customer experiences that set them apart. Our AI-driven platform reduces post-call processing by 97% and slashes churn by 12%. The result? More satisfied customers and a more proactive, agile team. Ready to challenge the norm? Join global brands transforming customer relationships in over 60 countries with Diabolocom. Learn more about Diabolocom: https://www.diabolocom.com/

Company details

Company typeSME
IndustryCustomer Experience & Contact Centers
Company size51 - 200

Your match analysis

See how your profile stacks up against this role.

We compared the job requirements to your profile to show where you're strong and where you fall short.

Job description

About Diabolocom
Diabolocom enables organizations worldwide to build brand loyalty and drive sales growth. Our innovative, cloud-based contact center solution leverages AI-driven technologies to optimize the customer experience. We empower Customer Service and Sales teams to handle inbound and outbound interactions seamlessly across multiple channels, ensuring premium voice quality, real-time analytics, and robust global scalability.
 
Our platform integrates with leading CRMs and offers a wide range of APIs and services in multiple languages. With offices in Europe, the USA, Brazil, and the UAE, and 350+ clients operating in 60+ countries, we are constantly evolving and seeking talented individuals to join our team.
 
In the context of our exponential growth, we are strengthening our internal engineering team and opening a Senior Backend Software Engineer position in our Core Squad.
 
About the Core Squad
The Core Squad is responsible for the design and development of all key entities of our product, ensuring proper interaction between other squads and services. We also realize the isolation of entities within our application to achieve the convenience of large customers.
 
As part of the Core Squad, you will:
Design, build, and optimize back-end services for data gathering, processing, and delivery.
Ensure high-quality engineering practices with thorough test coverage, robust metrics, alerts, and clear documentation.
Define and maintain service contracts to ensure seamless communication between systems.
Work closely with the product team to align technical solutions with customer needs.
 
Technical Stack:
Languages: Java, Kotlin
Framework: Spring Boot
Database: PostgreSQL
Message Broker: RabbitMQ
Caching: Redis
Containerization: Docker
 
Our team currently consists of:
3 QA engineers
2 backend developers
2 frontend engineers (shared between two teams)
1 team lead
 
What We’re Looking For:
7+ years in software development within product-focused companies, with at least 3+ years working extensively in Kotlin (preferred) or Java.
Experience working with relational databases (PostgreSQL preferred).
Experience in designing and implementing effective distributed systems. Ability to make architectural decisions and evaluate their impact on system performance, scalability, and reliability.
Strong autonomy and leadership potential, with a willingness to grow into a lead role.
Comfortable working with and improving an existing codebase.
Strong engineering culture, attention to the details, business-centric mindset.
 
What We Offer:
A collaborative and innovative team environment.
The opportunity to work on cutting-edge distributed communication systems.
Career growth opportunities within a fast-growing global company.
Flexible work arrangements and remote work options.
 
Recruitment Process: 
Technical challenge on HackerRank platform
Intro call with a Talent Acquisition Manager
Live coding challenge 
Design interview through screen sharing with our Lead Software Engineer
Final interview with Alexander, our Head of Software Engineering
At Diabolocom, diversity and inclusion are in our DNA. All qualified applicants will receive equal consideration for employment without regard to color, language, religion, sex, sexual orientation, gender identity, national or social origin, opinion disability, age.

Apply once. Then go straight to the hiring manager.

After you apply, unlock the direct contact details of the people who actually make the call. A quick follow-up makes you 5x more likely to land an interview.

MR

Marcus Rivera

Chief Revenue Officer

m.rivera@company.com
linkedin.com/in/marcusrivera
Unlocked after you apply
·

Back-End Engineer Related jobs

Other jobs at Diabolocom

Premium

Reach out to the hiring manager directly.

Gain access to the contact details of the hiring managers who actually decide, and reach out to network with them directly. That, plus more when you upgrade:

  • Full match report with fit score and gaps
  • Career diagnostics on how recruiters read you
  • Curated company matches and warm intros
  • 48h early access to new roles

Cancel anytime.