Lead Backend Engineer

Insense | TikTok & Meta Partner

Lead Backend Engineer at Insense developing backend systems and services. Guiding technical direction and mentoring engineers while ensuring quality and performance of backend systems.

Posted 6/19/2026full-timeRemote • 🇷🇸 SerbiaSeniorWebsite

ATS Keywords

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Hard Skills

backend engineeringRubyfunctional programmingSQLPostgreSQLGraphQL API developmentDevOpsKubernetesGCPtechnical leadership

Soft Skills

written communicationverbal communicationmentoringcollaborationproactive mindsetownership mindsetproblem-solvingtechnical guidancefeedbackcross-cultural teamwork

Tools & Technologies

KubernetesGKEAI toolsClaudeCursor

Industry Keywords

architecture discussionscode reviewsengineering best practicesscalabilityperformancereliabilitydevelopment processesuser experiencetechnical improvementsblockers

Tech Stack

Tools & technologies

Google Cloud PlatformGraphQLKubernetesPostgresRubySQL

About the role

Key responsibilities & impact

Design, develop, and maintain our backend systems and services.
Lead technical discussions and help define the architecture and technical direction of the backend.
Remain actively involved in coding, code reviews, and solving complex technical challenges.
Oversee the development and maintenance of our GraphQL API, ensuring scalability, performance, and reliability.
Support and mentor engineers through technical guidance, knowledge sharing, and feedback.
Help prioritize work, identify blockers, and drive projects through to delivery.
Manage deployments and contribute to infrastructure improvements in our Kubernetes environment on GKE.
Work closely with Product, Design, QA, and Engineering teams to deliver high-quality features and a great user experience.
Proactively identify opportunities for product and technical improvements based on business and user needs.
Help establish and maintain engineering best practices, code quality standards, and development processes.
Foster a collaborative and inclusive team environment while working with colleagues across different cultures and time zones.

Requirements

What you’ll need

5+ years of backend engineering experience
Strong written and verbal English
Previous experience leading technical projects, mentoring engineers, or guiding a small engineering team
Proficiency in Ruby; experience with functional programming patterns is a strong plus
Advanced SQL / PostgreSQL knowledge
Experience with GraphQL API development
Comfortable with DevOps concepts - deployments, Kubernetes, GCP
You actively use AI tools (Claude, Cursor, etc.) in your daily development workflow
Product-minded, proactive, and able to work across cultures
Strong ownership mindset and ability to drive technical decisions from idea to delivery
Experience leading architecture discussions, code reviews, and engineering best practices
Ability to balance hands-on development with technical leadership responsibilities

Benefits

Comp & perks

15 days of paid time off, plus US holidays (Get one extra day for each year with us.)
Team retreats around the world.
International exposure to global clients and employees in AMER + EMEA