{"id":3744114,"url":"https://alion.io/job/value-lane-consulting-senior-postgresql-database-engineersenior-migration-specialist","title":"Senior PostgreSQL Database Engineer/Senior Migration Specialist","company":{"id":3800676,"name":"Value Lane Consulting","domain":"value-lane.com","url":"https://alion.io/company/value-lane-consulting","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon Aurora","optional":false},{"name":"AWS","optional":false},{"name":"Couchbase","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"Ruby","optional":false},{"name":"Ruby on Rails","optional":false},{"name":"SQL","optional":false},{"name":"Amazon CloudWatch","optional":true},{"name":"CI/CD","optional":true},{"name":"ETL/ELT","optional":true}],"status":"live","first_seen_at":"2026-11-04T12:01:18Z","employer_posted_date":null,"last_verified_at":"2026-11-04T12:01:18Z","board_verified":false,"closed_at":null,"days_open":6,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":6},"description":"Key Responsibilities :\n\n1. Data Modeling & Database Design :\n\n- Design and implement logical and physical data models in PostgreSQL.\n\n- Transform Couchbase document-based data structures into normalized relational schemas.\n\n- Define tables, relationships, primary and foreign keys, indexes, constraints, and data types.\n\n- Optimize database schemas for application performance, scalability, and data integrity.\n\n2. Data Mapping & Migration :\n\n- Analyze existing Couchbase collections, documents, and JSON structures.\n\n- Develop detailed source-to-target mappings between Couchbase and PostgreSQL.\n\n- Design and develop data extraction, transformation, and migration scripts.\n\n- Implement migration processes using SQL, Python, Ruby, or other appropriate scripting technologies.\n\n- Perform data validation, reconciliation, and integrity checks to ensure accurate migration.\n\n- Identify and resolve data inconsistencies, schema mismatches, and migration failures.\n\n- Support migration testing, cutover planning, and production deployment.\n\n3. PostgreSQL Database Administration:\n\n- Install, configure, maintain, and administer PostgreSQL databases.\n\n- Perform SQL query tuning, indexing optimization, and execution plan analysis.\n\n- Manage database backups, recovery, replication, security, and access controls.\n\n- Monitor database performance, availability, capacity, and resource utilization.\n\n- Troubleshoot database issues and implement corrective actions.\n\n- Manage database schema changes, upgrades, and maintenance activities.\n\n4. Cloud Database Management (AWS Preferred):\n\n- Work with PostgreSQL databases hosted on AWS, particularly Amazon RDS for PostgreSQL and Amazon Aurora PostgreSQL.\n\n- Configure and manage cloud database environments, including connectivity, monitoring, security, backup, and recovery.\n\n- Optimize database performance and resource utilization in cloud environments.\n\n- Support database migration and deployment across development, testing, and production environments.\n\n5. Ruby on Rails Integration:\n\n- Work with Ruby on Rails applications that interact with PostgreSQL.\n\n- Understand ActiveRecord ORM, Rails database migrations, models, and associations.\n\n- Collaborate with application developers to ensure database schema compatibility and application performance.\n\n- Troubleshoot database-related application issues and optimize SQL queries generated by Rails.\n\nRequired Qualifications :\n\n- Minimum 7 years of overall experience in database engineering, data modeling, development, migration, and administration.\n\n- Strong hands-on experience with PostgreSQL database design, development, and DBA activities.\n\n- Experience working with Couchbase, including JSON document structures, N1QL/SQL++ queries, and data extraction.\n\n- Proven experience in data mapping and migration between NoSQL and relational databases.\n\n- Strong proficiency in SQL, PL/pgSQL, stored procedures, functions, and query optimization.\n\n- Experience developing automated data migration and validation scripts using Python, Ruby, or similar technologies.\n\n- Experience with cloud-hosted databases, preferably AWS RDS or Aurora PostgreSQL.\n\n- Working knowledge of Ruby on Rails, including ActiveRecord and database migration mechanisms.\n\n- Understanding of database security, backup/recovery, performance monitoring, and production support.\n\n- Strong analytical, troubleshooting, and problem-solving skills.\n\nPreferred Qualifications :\n\n- Experience with large-scale Couchbase-to-PostgreSQL migration projects.\n\n- AWS database migration experience using AWS Database Migration Service (DMS) or similar tools.\n\n- Experience with ETL/ELT processes, bulk data loading, and incremental data synchronization.\n\n- Familiarity with CI/CD pipelines and database deployment automation.\n\n- Experience with PostgreSQL monitoring tools, such as pg_stat_statements, pgAdmin, and AWS CloudWatch.\n\n- Familiarity with database high availability, disaster recovery, and infrastructure automation.\n\nSkills\nPostgreSQL, Data Migration, DBA, Database Modeling, Database Design, Database Installation, System Configuration, Ruby on Rails, SQL, PL-SQL, Python","description_format":"text","description_chars":4143,"description_truncated":false,"requirements":{"experience_years_min":7,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Recruiting & Staffing"],"lifecycle":[{"event":"open","at":"2026-11-04T12:31:35Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring 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