Lead Database Administrator at Unlimit

Limassol, Limassol, Cyprus

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Not SpecifiedCompensation

Senior (5 to 8 years), Expert & Leadership (9+ years)Experience Level

Full TimeJob Type

UnknownVisa

FintechIndustries

Requirements

Must Have:
5–7+ years of experience in database engineering or administration, including at least 2+ years leading DBA teams
Expert in PostgreSQL, including physical/logical replication, partitioning, performance tuning, connection pooling (PgBouncer / RDS Proxy), vacuum strategy, and pgvector for embeddings
Expert in Oracle, including backup/restore, AWR/ASH diagnostics, Data Guard or managed equivalents, upgrade and patch strategies, and encryption
Proven hands-on experience with AWS data services in production: Aurora (Postgres/MySQL), RDS (Postgres/Oracle), DocumentDB, and MongoDB
Experience with vector databases and embeddings: storage design, ANN indexes, latency tuning, and maintenance strategies
Proven HA/DR design and PITR implementation experience
Strong background in security and governance: encryption at rest/in transit, RLS (Postgres) / VPD (Oracle), IAM roles and least-privilege models, Vault/KMS secrets management, and auditing
Infrastructure as Code for databases (Terraform modules for RDS/Aurora/DocumentDB/Mongo, plus VM-based Postgres/Oracle) with GitOps integration (Argo CD)
Observability expertise: Performance Insights, CloudWatch, AWR, pganalyze/PMM, and the ability to define actionable dashboards and alerts
Nice to Have:
Experience with multi-region or global topologies (Aurora Global, cross-region logical replication, Mongo/DocumentDB global clusters)
Data migration and CDC tooling (AWS DMS, Debezium) and zero-downtime schema evolution
Workload isolation and routing strategies (read replicas, follower reads, connection pools, resource quotas)
Cost and capacity optimization: instance and storage rightsizing, IOPS tuning, compression, and reserved instance planning
Experience integrating database observability signals into AIOps or ChatOps automations

Responsibilities

Build and scale a world-class data platform supporting Oracle, PostgreSQL (including pgvector), Amazon Aurora/RDS, MongoDB, and DocumentDB
Lead a hands-on team responsible for reliability, security, performance, and cost efficiency
Enable developers to provision, operate, and evolve databases through self-service, GitOps, and automation
Establish the foundation that ensures data is secure-by-default, observable, and ready to power AI-enabled services across Unlimit

Skills

PostgreSQL

pgvector

PgBouncer

RDS Proxy

Oracle

Data Guard

AWR

ASH

AWS Aurora

RDS

DocumentDB

MongoDB

Unlimit

Provides borderless payment solutions globally

About Unlimit

Unlimit provides borderless payment solutions for businesses aiming to grow locally and globally. The company has developed a large in-house payment infrastructure that allows it to offer a wide range of financial services, including payment acceptance, payment processing, and corporate fund management. Businesses can easily acquire cards, utilize alternative payment methods, and handle international transfers through Unlimit's platform. What sets Unlimit apart from its competitors is its extensive coverage and variety of payment options, including unique local methods tailored to different regions. This enables businesses to confidently enter new markets. Unlimit's goal is to support innovative companies in moving beyond traditional banking technologies, facilitating their expansion and financial management in the evolving fintech landscape.

London, United KingdomHeadquarters

2009Year Founded

VENTURE_UNKNOWNCompany Stage

FintechIndustries

201-500Employees

Benefits

Hybrid Work Options

Paid Vacation

Risks

Increased competition from fintech startups targeting niche markets like the female economy.

Regulatory scrutiny in emerging markets due to DeFi, GameFi, and NFT collaborations.

Challenges in African market expansion due to local regulatory environments.

Differentiation

Unlimit offers the largest in-house developed payment infrastructure globally.

The company provides unique local payment options tailored to specific regions.

Unlimit's borderless payment solutions facilitate seamless international business expansion.

Upsides

Embedded finance growth aligns with Unlimit's BaaS offerings.

Rising digital wallets and contactless payments boost Unlimit's card issuing services.

Cross-border e-commerce growth supports Unlimit's borderless payment solutions.

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