Lead Backend Engineer, Taxes Module

Solidgate

. Take ownership of the Taxes module within the Billing team .

Posted 10/8/2026full-timeRemoteSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in backend engineering with a focus on tax calculation and reporting, while leading and mentoring engineering teams. Proficient in designing high-load, distributed systems and establishing best practices for system resilience and scalability.

Highest-signal resume keywords

Backend Engineering ExperienceGo, PHP, Kotlin, Java, PythonPostgreSQLUnit, Integration, Functional, End-to-End TestingTeam Leadership and Mentoring

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Backend EngineeringHigh-Load Distributed SystemsPostgreSQLUnit TestingIntegration TestingFunctional TestingEnd-to-End TestingArchitectural DesignTechnical StrategySystem Resilience

Soft Skills

OwnershipProactive MindsetResult-OrientedMentoring

Tools & Technologies

KafkaAWS ServicesCI/CD Pipelines

Industry Keywords

FintechPaymentsFinancial DomainVATGSTSales Tax

Tech Stack

Tools & technologies

AWSDistributed SystemsJavaKafkaKotlinPHPPostgresPythonGo

About the role

Key responsibilities & impact

Take ownership of the Taxes module within the Billing team
Define the architecture and technical strategy for tax calculation and reporting logic
Lead integrations with third-party tax providers and own technical partnerships
Drive system resilience, uptime, and scalability across services
Make architectural decisions and establish engineering standards and best practices
Lead, mentor, and grow the engineering team
Help shape hiring as the team scales
Deliver core tax functionality in the first months
Establish the technical foundation and engineering practices for future product and team growth
Champion automated unit, integration, functional, and end-to-end testing

Requirements

What you’ll need

4+ years of backend engineering experience in Go, PHP, Kotlin, Java, or Python
Proven experience designing and owning high-load, distributed systems
Strong, hands-on experience with PostgreSQL
Solid experience with queues or streams
Experience with unit, integration, functional, and end-to-end testing
Experience mentoring engineers and setting technical direction
Proactive, independent, result-oriented mindset with strong ownership
Kafka experience is nice to have
AWS services experience is nice to have
CI/CD pipelines experience is nice to have
Fintech, payments, or financial domain experience is nice to have
Understanding of VAT, GST, or Sales Tax is nice to have
Experience managing or leading teams is nice to have

Benefits

Comp & perks

30+ days off
Unlimited sick leave
Free office meals
Health coverage
Apple gear
Courses
Conferences
Sports and wellness benefits
Referral bonus if a referred candidate is hired