Sr Database Administrator - Postgres/MongoDB

PEAK6; Austin (MN); On-site; USD 140,000 - 190,000; Full time

Benefits offered by this job

Healthcare benefits

401k match

PTO

Parental leave

HSA contribution

Calm app subscription

Hybrid work schedule

Job summary

Apex Fintech Solutions is seeking a Senior Database Administrator to join a fast paced, cloud‑first environment. You will administer MongoDB and PostgreSQL in GCP, design IaC using Terraform, and ensure data integrity, performance, and uptime.

Collaborating with engineering, you will optimize schemas, support incident response, and drive CI/CD automation for database changes. Hybrid work and strong benefits are offered.

Qualifications

• Bachelor's degree in Computer Science, Computer Engineering (or equivalent).
• 8+ years of experience administering MongoDB and PostgreSQL environments.
• Experience with Cloud SQL PostgreSQL and BigQuery preferred.
• Terraform, GitHub, and IaC for database infrastructure changes.

Responsibilities

• Administer and optimize high‑volume MongoDB and PostgreSQL in Cloud environments.
• Design and own Terraform modules for GCP databases (Cloud SQL, Memorystore, AlloyDB, Spanner, BigQuery).
• Manage replication with low latency; tune performance and cost.
• Implement changes via IaC and CI/CD pipelines; automate database operations.
• Establish backup/restore, PITR, HA/failover testing, and DR runbooks.
• Collaborate on schema reviews, query optimization, and BigQuery governance.
• Support incident response and on‑call rotations; ensure security compliance.

Skills

MongoDB

PostgreSQL

GCP CloudSQL

BigQuery

Terraform

CI/CD

Memorystore Redis

DevOps

Education

Bachelor's degree in CS/CE

Tools

GitHub

Cloud SQL

Terraform modules

Job description

WHO WE ARE

Apex Fintech Solutions (Apex) powers innovation and the future of digital wealth management by building tech-forward solutions that help simplify, automate, and facilitate access to financial markets for all. Our robust suite of fintech software enables us to support clients such as Stash, Betterment, SoFi, Webull, and eToro, amongst many others; collectively, Apex powers access to the stock market for over 22+ million end customers. At Apex, we are changing how the securities industry operates by reinventing the status quo, which was manual, slow, and accessible only by the ultra-wealthy. We're digitizing and democratizing systems so that everyone has an opportunity to invest. When you're at Apex, you drive this change. You're part of a global team with a clear vision: to be the trusted technology that powers the digital economy. Our offices in Austin, Dallas, Chicago, New York, Portland, Belfast, and Manila are home to over 1,000 employees. Together, we’re shaping the future of financial innovation. Embrace change. Solve big. Win together. And be G.R.E.A.T. — grit, results, empathy, accountability, and teamwork — with Apex. We’re proud to be recognized for the innovative work we do, the purpose-driven nature of our work, and the collaborative culture we’ve created.

Here are just a few of the many awards we’ve recently received: Best Places to Work 2026, 2025, 2024, 2023 - Presented by BuiltIn WealthTech of the Year 2025 - Presented by US FinTech Awards The World’s Top 250 Fintech Companies 2024 - Presented by CNBC

ABOUT THIS ROLE

Apex Fintech Solutions is seeking a highly motivated and experienced Senior Database Administrator (DBA) to join our team. This individual must have strong database engineering and problem-solving skills, with the ability to work independently in a fast-paced and high-volume database environment in GCP managed databases (Cloud SQL Postgres, Memorystore for Redis/Valkey, AlloyDB, Spanner, BigQuery). The Senior DBA will play a critical role in administering, maintaining, optimizing, and supporting our database systems, ensuring data integrity, performance, and availability. This includes working on both physical and Google Cloud Platform (GCP) native infrastructures. The ideal candidate will have extensive experience with Postgres Server and working with modern cloud-native database solutions such as GCP CloudSQL PostgreSQL, Redis and BigQuery. In addition to hands‑on technical expertise, the role also requires strong collaboration skills, operational support, and contributions to strategic database initiatives. Furthermore, the Senior DBA is expected to embrace DevOps practices by automating database operations, implementing Infrastructure-as-Code (IaC) for provisioning and maintaining database environments, managing CI/CD pipelines for database changes, monitoring and alerting using modern tools, and collaborating closely with engineering teams to ensure seamless integration of database systems within the software development lifecycle. A proactive mindset towards continuous improvement, scalability, and reliability in line with DevOps principles is key to succeeding in this role.

Duties/Responsibilities

• Administer and optimize high‑volume MongoDB and PostgreSQL systems (including Cloud SQL) in highly available environments.
• Design and own Terraform modules for GCP databases: Cloud SQL (PostgreSQL), Memorystore (Redis/Valkey), AlloyDB, Spanner, and BigQuery.
• Manage large transactional replication with low‑latency delivery; use BigQuery as a replication target and tune performance/cost.
• Implement database changes via IaC (Terraform with GitHub PRs) following performance, security, and reliability best practices.
• Establish backup/restore, PITR, HA/failover testing, DR runbooks, and an overall database support plan.
• Collaborate with engineering teams on schema reviews, query optimization, and BigQuery governance.
• Handle security and audit tasks; respond to support requests and data change needs promptly.
• Support incident response and participate in on‑call rotations (including off‑hours, Central Time) and scheduled maintenance such as patching, large data scripts, VLDB index work, and DR testing.

Education and/or Experience

• Bachelor’s degree in Computer Science, Computer Engineering (or equivalent work experience) required
• 8+ years of prior work experience
• Experience in administering and optimizing MongoDB, PostgreSQL Server environments, including expertise in transactional replication.
• Experience with GCP CloudSQL PostgreSQL and knowledge of PostgreSQL database management.
• Experience in Memorystore for Redis, AlloyDB, Spanner and BigQuery preferred.
• Experience with other cloud-based database technologies or platforms, such as Azure SQL or AWS RDS, preferred.
• Experience with Infrastructure as Code tools such as Terraform and version control systems like GitHub for managing database infrastructure changes.
• Experience with high‑availability architectures, disaster recovery planning, and execution.
• Experience with Infrastructure as Code tools such as Terraform and version control systems like GitHub for managing database infrastructure changes.

Required Skills/Abilities

• Ability to work independently and manage multiple priorities in a fast‑paced environment.
• Excellent verbal and written communication skills.
• Strong analytical and troubleshooting skills with attention to detail.
• Strong collaboration skills and the ability to work effectively with cross‑functional teams.
• Expertise in Memorystore for Redis, AlloyDB, Spanner and BigQuery preffered.
• Familiarity with cloud‑based database systems, preferably Google Cloud Platform (GCP).
• Familiarity with DevOps methodologies, Terraform and CI/CD pipelines.
• Knowledge of GCP BigQuery, including performance tuning and administrative capabilities.
• Knowledge of programming and scripting knowledge for automation.
• Willingness to provide on‑call and off‑hours technical support as required.

Our Rewards

We offer a robust package of employee perks and benefits, including healthcare benefits (medical, dental and vision, EAP), competitive PTO, 401k match, parental leave, and HSA contribution match. We also provide our employees with a paid subscription to the Calm app and offer generous external learning and tuition reimbursement benefits. At AFS, we offer a hybrid work schedule for most roles that allows employees to have the flexibility of working from home and one of our primary offices.

EEO Statement

Apex Fintech Solutions is an equal opportunity employer that does not discriminate on the basis of race, color, religion, sex (including pregnancy, sexual orientation, and gender identity), national origin, age, disability, veteran status, marital status, or any other protected characteristic. Our hiring practices ensure that all qualified applicants receive fair consideration without regard to these characteristics.

Disability Statement

Apex Fintech Solutions is committed to creating an inclusive and accessible workplace for all candidates, including those with disabilities. We are dedicated to ensuring equal employment opportunities and providing reasonable accommodations to qualified individuals with disabilities. If you require reasonable accommodations to participate in the application or interview process, please submit your request via the Candidate Accommodation Requests Form. We will work with you to provide the necessary accommodations to ensure your full participation in our hiring process.

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties, or responsibilities required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

At Apex, we aim to enable frictionless investing for everyone.

At Apex, we stand for efficiency and transparency. In every office, you’ll find passionate, committed, dedicated teams driven to find smart solutions to solve our clients’ toughest challenges. We are passionate about our employees, providing the benefits and perks that elevate you, reward you, and help you give back. We provide great flexibility, a collaborative, open work space, and real potential to grow with the firm.